Texas Instruments SimpleLink CC3235MODS Manual

Texas Instruments SimpleLink CC3235MODS Manual

Dual-band wireless mcu module
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CC3235MODx SimpleLink™ Wi-Fi CERTIFIED™ Dual-band Wireless MCU Module

1 Module Overview

1.1

Features

1
• Fully integrated and green/RoHS modules includes
all required clocks, SPI Flash, and passives
• 802.11 a/b/g/n: 2.4 GHz and 5 GHz
• FCC, IC/ISED, ETSI/CE, and MIC Certified
• FIPS 140-2 Level 1 Validated IC Inside
• Multilayered security features, help developers
protect identities, data, and software IP
• Low-power modes for battery powered application
• Coexistence with 2.4 GHz radios
• Industrial temperature: –40°C to +85°C
• CC3235MODx multiple-core architecture, system-
on-chip (SoC)
• 1.27-mm pitch QFM package for easy assembly
and low-cost PCB design
• Transferrable Wi-Fi Alliance
• Application microcontroller subsystem:
®
®
– Arm
Cortex
-M4 core at 80 MHz
– User-dedicated memory
– 256 KB RAM
– Optional 1 MB executable Flash
– Rich set of peripherals and timers
– McASP Supports Two I2S Channels
2
– SD, SPI, I
C, UART
– 8-Bit Synchronous Imager Interface
– 4-Channel 12-Bit ADCs
– 4 General-Purpose Timers (GPT) with 16-Bit
PWM Mode
– Watchdog Timer
– Up to 27 GPIO Pins
– Debug Interfaces: JTAG, cJTAG, SWD
Wi-Fi network processor
®
– Wi-Fi
core:
– 802.11 a/b/g/n 2.4 GHz and 5 GHz
– Modes:
– Access Point (AP)
– Station (STA)
®
– Wi-Fi Direct
– Security:
– WEP
– WPA™/ WPA2™ PSK
– WPA2 Enterprise
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
Order
Product
Folder
Now
®
Certification
subsystem:
(only supported on 2.4 GHz)
Tools &
Technical
Software
Documents
SWRS224A – FEBRUARY 2019 – REVISED AUGUST 2019
– Internet and application protocols:
– HTTPs server, mDNS, DNS-SD, DHCP
– IPv4 and IPv6 TCP/IP stack
– 16 BSD sockets (fully secured TLS v1.2 and
SSL 3.0)
– Built-in power management subsystem:
– Configurable low-power profiles (always on,
intermittently connected, tag)
– Advanced low-power modes
– Integrated DC/DC regulators
Multilayered security
– Separate execution environments
– Networking security
– Device identity and key
– Hardware accelerator cryptographic engines
(AES, DES, SHA/MD5, CRC)
– File system security (encryption, authentication,
access control)
– Initial secure programming
– Software tamper detection
– Secure boot
– Certificate signing request (CSR)
– Unique per device key pair
• Application throughput
– UDP: 16 Mbps
– TCP: 13 Mbps
Power-Management Subsystem:
– Integrated DC/DC converters support a wide
range of supply voltage:
– Single wide-voltage supply, VBAT: 2.3 V to
3.6 V
– Advanced low-power modes:
– Shutdown: 1 µA, Hibernate: 5.5 µA
– Low-power deep sleep (LPDS): 120 µA
– Idle connected (MCU in LPDS): 710 µA
– RX traffic (MCU active): 59 mA
– TX traffic (MCU active): 223 mA
– Wi-Fi TX power
– 2.4 GHz: 16 dBm at 1 DSSS
– 5 GHz: 15.1 dBm at 6 OFDM
– Wi-Fi RX sensitivity
– 2.4 GHz: –94.5 dBm at 1 DSSS
– 5 GHz: –89 dBm at 6 OFDM
Support &
Community
CC3235MODS, CC3235MODSF
features:

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Summary of Contents for Texas Instruments SimpleLink CC3235MODS

  • Page 1: Module Overview

    Support & Order Product Tools & Technical Community Folder Software Documents CC3235MODS, CC3235MODSF SWRS224A – FEBRUARY 2019 – REVISED AUGUST 2019 CC3235MODx SimpleLink™ Wi-Fi CERTIFIED™ Dual-band Wireless MCU Module 1 Module Overview Features – Internet and application protocols: • Fully integrated and green/RoHS modules includes all required clocks, SPI Flash, and passives –...
  • Page 2: Applications

    CC3235MODS and integrates a user-dedicated 1MB of executable flash in addition to the 256KB of RAM. ® Created for IoT, the SimpleLink™ Wi-Fi CC3235MODx module family from Texas Instruments™ is a wireless module that integrates two physically separated on-chip MCUs. ® ® •...
  • Page 3: Functional Block Diagrams

    5 GHz nReset SPDT Aband WRF_A 2.3 V to 3.6 V VBAT 32-Mbit SFlash External SPI User GPIOx Programming Figure 1-1. CC3235MODx Functional Block Diagram Module Overview Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 4 4x ADC Network Processor Power Management Application Protocols Wi-Fi Driver Oscillators TCP/IP Stack (ARM Cortex) DC-DC Dual Band Wi-Fi Synthesizer Figure 1-2. CC3235x Hardware Overview Module Overview Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 5 SimpleLink Driver APIs Driver Host Interface Network Applications WLAN Security Management TCP/IP Stack WLAN MAC and PHY Network Processor Figure 1-3. CC3235x Embedded Software Overview Module Overview Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 6: Table Of Contents

    10.1 Mechanical, Land, and Solder Paste Drawings ......Functional Block Diagram ......10.2 Package Option Addendum ..® ® Cortex -M4 Processor Core Subsystem Table of Contents Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 7: Revision History

    Section 8.6 ........................ • Changed Figure 8-1 ........................• Added Table 8-1 ........................ • Changed Figure 9-1 ..................... • Changed first NOTE in Section 10.1 Revision History Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 8: Device Comparison

    Trusted Root-Certificate Catalog TI Root-of-Trust Public key TI Root-of-Trust Public key TI Root-of-Trust Public key Hardware acceleration Hardware Crypto Engines Hardware Crypto Engines Hardware Crypto Engines Device Comparison Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 9 Enhanced Application Level Security – Software tamper detection Software tamper detection Cloning protection Cloning protection Initial secure programming Initial secure programming FIPS 140-2 Level 1 Certification Device Comparison Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 10: Related Products

    Family The SimpleLink Wi-Fi Family offers several Internet-on-a chip solutions, which address the need of battery operated, security enabled products. Texas instruments offers a single chip wireless microcontroller and a wireless network processor which can be paired with any MCU, to allow developers to design new wi-fi products, or upgrade existing products with wi-fi capabilities.
  • Page 11: Terminal Configuration And Functions

    GPIO14 GPIO11 GPIO10 NOTE: Figure 4-1 shows the approximate location of pins on the module. Figure 4-1. CC3235MODx Pin Diagram Bottom View Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 12: Pin Attributes And Pin Multiplexing

    S8 [Pin 48], S9 [Pin 49], and S10 [Pin 50]). For more information, see Table 4-4. Table 4-1 lists the pin descriptions of the CC3235MODx module. Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 13 (VBAT1 and VBAT2). Due to the internal pull- up resistor a leakage current of 3.3 V / 100 kΩ is expected. Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 14 – – Thermal ground (1) I = input; O = output; I/O = bidirectional (2) For pin multiplexing details, see Table 4-2. Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 15 Pull, modulated O/P (0x4402 E0C8) Drive Drive UART1_TX UART TX data SDCARD_CLK SD card clock Hi-Z, GT_CCP01 Timer capture port Pull, Drive Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 16 Pull, Pull, Hi-Z GSPI_CLK General SPI clock (0x4402 E0D8) Drive Drive pDATA8 Parallel camera (CAM_D4) data bit 4 GT_CCP05 Timer capture port Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 17 Pull, (CAM_D6) data bit 6 Drive UART1_TX UART1 TX data Hi-Z, GT_CCP07 Timer capture port Pull, Drive SDCARD_CLK SD card clock Zero Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 18 CONFIG_13 Pull, Pull, Hi-Z Parallel camera (0x4402 E0D4) pHS (HSYNC) Drive Drive horizontal sync UART0_RX UART0 RX data GT_CCP04 Timer capture port Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 19 SPI_CLK default) Drive Drive FLASH_ Data to SPI serial Hi-Z, Hi-Z, SPI_ FLASH_SPI_MOSI Flash (fixed Pull, Pull, Hi-Z MOSI default) Drive Drive Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 20 GPIO_PAD_ Reset default Hi-Z, Hi-Z, JTAG_TMS JTAG/ CONFIG_ 29 pinout. Pull, Pull, Hi-Z SWD- (0x4402 E114) Drive Drive GPIO29 GPIO TMSC Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 21 Sense-on-power 0 sense Global Master chip reset. nRESET nRESET reset Active low. VBAT_ Global VBAT to nRESET VBAT_RESET RESET reset pullup resistor Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 22 McAFSX Pull, (0x4402 E118) Drive frame sync Drive Hi-Z, GT_CCP05 Timer capture port Pull, Drive Hi-Z, GSPI_MISO General SPI MISO Pull, Drive Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 23 (active low) UART0 Request- UART0_RTS to-Send (active low) Hi-Z, I2S audio port data McAXR0 Pull, 0 (RX/TX) Drive WLAN Reserved analog Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 24 Drive 1.8 V)/ (0x4402 E0AC) Drive digital I/O UART1_TX UART1 TX data Hi-Z, pDATA7 Parallel camera Pull, (CAM_D3) data bit 3 Drive Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 25 (0x4402 E0B4) Drive Drive Hi-Z, I2S audio port data McAXR1 Pull, 1 (RX, TX) Drive Hi-Z, GT_CCP05 Timer capture port Pull, Drive Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 26 Hi-Z, Hi-Z, support) GPIO8 CONFIG_8 Pull, Pull, Hi-Z (0x4402 E0C0) Drive Drive I2S audio port McAFSX frame sync GT_CCP06 Timer capture port Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 27 (8) Requires user configuration to enable the analog switch of the ADC channel. (Switch is off by default.) The digital I/O is always connected and must be made Hi-Z before enabling the ADC switch. (9) Pin is shared by the ADC inputs and digital I/O pad cells. Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 28 S8 [Pin 48], S9 [Pin 49], and S10 [Pin 50]). For more information, see Drive Strength and Reset States for Analog-Digital Multiplexed Pins. Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 29: Signal Descriptions

    GPIO10 GPIO14 GPIO15 GPIO16 GPIO17 GPIO12 BLE/2.4 GHz GPIO22 radio Coexistence inputs and outputs GPIO28 coexistence GPIO0 GPIO30 GPIO5 GPIO6 GPIO8 GPIO9 Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 30 JTAG/SWD TCK. Reset default pinout. JTAG/SWD TMS. Reset default pinout. I2C_SCL I/O (open drain) C clock data I2C_SDA I/O (open drain) C data Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 31 PWM0 GT_PWM03 Pulse-width modulated outputs GT_PWM02 GT_CCP00 GT_CCP05 Timer capture ports GT_CCP01 GT_CCP02 GT_CCP05 Timer capture port Input GT_PWM05 Pulse-width modulated output Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 32 I/O (open drain) SDCARD_CMD SD card command line Multimedia card (MMC or SD) SDCARD_DATA0 SD card data SDCARD_IRQ Interrupt from SD card Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 33 Data to SPI serial flash (fixed default) FLASH SPI FLASH_SPI_DIN Data from SPI serial flash (fixed default) FLASH_SPI_CS Device select to SPI serial flash (fixed default) Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 34 During hibernate low-power mode, the pin is in a Hi-Z state but is pulled down for SOP mode to disable TCXO. Because of the SOP functionality, the pin must be used as an output only. Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 35: Drive Strength And Reset States For Analog-Digital Multiplexed Pins

    The recommended value of these external pullup or pulldown resistors is 2.7 kΩ. Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 36: Connections For Unused Pins

    SOP[2:0] configuration modes. Reset RESET input for the device Never leave the reset pin floating JTAG JTAG interface Leave as NC if unused Terminal Configuration and Functions Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 37: Specifications

    (3) The minimum voltage specified includes the ripple on the supply voltage and all other transient dips. The brownout condition is also 2.1 V, and care must be taken when operating at the minimum specified voltage. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 38: Current Consumption (Cc3235Mods)

    For further details, see CC31xx, ® CC32xx SimpleLink™ Wi-Fi and IoT Network Processor Programmer's Guide. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 39 For further details, see CC31xx, ® CC32xx SimpleLink™ Wi-Fi and IoT Network Processor Programmer's Guide. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 40: Current Consumption (Cc3235Modsf)

    HIBERNATE and only if temperature has changed by more than 20°C. The calibration event can be controlled by a configuration file in the serial flash. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 41 HIBERNATE and only if temperature has changed by more than 20°C. The calibration event can be controlled by a configuration file in the serial flash. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 42: Tx Power Control For 2.4 Ghz Band

    (3) Back-off rates are grouped into 11b rates, high modulation rates (MCS7, 54 OFDM and 48 OFDM), and lower modulation rates (all other rates). (4) Please also note that there will be a delta between the CC3135MOD and CC3135 IC's TX power levels. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 43 7.00 186.70 5.00 171.00 3.00 155.60 1.00 140.00 TX power level setting Figure 5-3. TX Power and IBAT vs TX Power Level Settings (54 OFDM) Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 44: Tx Power Control For 5 Ghz

    (5) The range of losses if from 0 dBm to 7.75 dBm in 0.125 dBm increments. (6) The antenna gain has a range of -2 dBi to 5.75 dBi in 0.125 dBi increments. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 45 Table 5-5 lists the brownout and blackout voltage levels. Table 5-5. Brownout and Blackout Voltage Levels CONDITION VOLTAGE LEVEL UNIT brownout 1.67 blackout Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 46: Electrical Characteristics For Gpio Pins

    (1) TI recommends using the lowest possible drive strength that is adequate for the applications. This recommendation minimizes the risk of interference to the WLAN radio and reduces any potential degradation of RF sensitivity and performance. The default drive strength setting is 6 mA. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 47: Gpio Pins 25, 26, 42, And 44 (25°C)

    6 mA. 5.12 Pin Internal Pullup and Pulldown (25°C) PARAMETER TEST CONDITIONS UNIT Pullup current µA = 3.0 V) Pulldown current µA = 3.0 V) Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 48: Wlan Receiver Characteristics

    Sensitivity (10% PER for 11g/11n rates) 36 OFDM -78.5 54 OFDM MCS7 (GF) Maximum input level 802.11a (1) Sensitivity for mixed mode is 1-dB worse. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 49: Wlan Transmitter Characteristics

    (4) FCC band covers U-NII-1, U-NII-2A, U-NII-2C, and U-NII-3 20-MHz BW modulations. (5) Europe bands 1, 2 and 3, 20-MHz BW modulations are supported. (6) For Japan, W52, W53 and W56, 20-MHz BW modulations are supported. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 50: Ble And Wlan Coexistence Requirements

    JESD51-9, Test Boards for Area Array Surface Mount Package Thermal Measurements Power dissipation of 2 W and an ambient temperature of 70ºC is assumed. (3) m/s = meters per second. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 51: Timing And Switching Characteristics

    When a device restart is required, issue a negative pulse to the nRESET pin. Ensure the reset is properly applied: A negative reset pulse (on pin 35) of at least 200-mS duration. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 52 HIB_MIN VBAT nRESET APP CODE ACTIVE Hibernate HW WAKEUP FW INIT EXECUTION STATE LOAD 32-kHz RTC CLK Figure 5-7. Wake Up From Hibernate Timing Diagram Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 53 RX data setup time RX data hold time TX data output delay TX data hold time (1) Timing parameter assumes a maximum load of 20 pF. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 54 RX data hold time TX data output delay TX data hold time (1) Timing parameter assumes a maximum load of 20 pF at 3.3 V. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 55 1/2 f Clock high period 1/2 f RX data hold time RX data setup time (1) Timing parameter assumes a maximum load of 20 pF. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 56 = 3.3 V, T = 25°C, total pin load = 30 pF (2) The transition data applies to the pins except the multiplexed analog-digital pins 29, 30, 45, 50, 52 and 53. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 57 C is an open-drain interface, the controller can drive logic 0 only. Logic is the result of external pullup. Rise time depends on the value of the external signal capacitance and external pullup register. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 58 Clock low period Clock high period TMS setup time TMS_SU TMS hold time TMS_HO TDI setup time TDI_SU TDI hold time TDI_HO TDO hold time TDO_HO Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 59 (this must be the SoC µA core supply level test) Absolute offset error FCLK = 10 MHz ±2 Gain error ±2% ADC reference voltage 1.467 Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 60 – Transmit single request asserted when there is space in the FIFO; burst request asserted at programmed FIFO level • System clock is used to generate the baud clock. Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 61 Supports configurable busy and response timeout • Support for a wide range of card clock frequency with odd and even clock ratio • Maximum frequency supported is 24 MHz Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 62 Efficient transfers using micro direct memory access controller (µDMA): – Dedicated channel for each timer – Burst request generated on timer interrupt • Runs from system clock (80 MHz) Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 63: Detailed Description

    GSPI Dual-Band Wi-Fi (2.3 V to 3.6 V) CC3235MODx Parallel GPIO/PWM Camera Port Miscellaneous Camera Audio Peripheral Sensor Codec Figure 6-1. Functional Block Diagram Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 64: Arm ® Cortex ® -M4 Processor Core Subsystem

    – Serial wire debug port (SW-DP) or serial wire JTAG debug port (SWJ-DP) debug access – Flash patch and breakpoint (FPB) unit to implement breakpoints and code patches Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 65: Wi-Fi ® Network Processor Subsystem

    – Static IP, LLA, DHCPv4, DHCPv6 with DAD and stateless autoconfiguration – ARP, ICMPv4, IGMP, ICMPv6, MLD, ND – DNS client for easy connection to the local network and the Internet Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 66 Initial secure programming • Debug security • JTAG and debug Power management Enhanced power policy management uses 802.11 power save and deep-sleep power modes Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 67: Security

    • EAP PEAPv0/1 • EAP PEAPv0 TLS • EAP PEAPv1 TLS EAP LS • EAP TLS • EAP TTLS TLS • EAP TTLS MSCHAPv2 Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 68 • Secure content delivery – Allows encrypted file transfer to the system using asymmetric keys created by the device Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 69 HTTPS 1MB Flash (CC3235SF) TLS/SSL Baseband Application TCP/IP Dual-Band Radio Serial Flash Data Files Network Information Application Figure 6-2. CC3235S and CC3235SF High-Level Structure Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 70: Fips 140-2 Level 1 Certification

    The user program controls the power state of the application processor subsystem and can be in one of the five modes described in Table 6-2. Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 71 A product that is not continuously connected to the network but instead wakes up periodically (for example, every 10 minutes) to send data, spends most of the time in hibernate mode, jumping briefly to active mode to transmit data. Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 72: Memory

    Table 6-4 describes the various MCU peripherals and how they are mapped to the processor memory. For more information on peripherals, see the API document. Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 73 0xE004 0000 0xE004 0FFF Trace port interface unit (TPIU) 0xE004 1000 0xE004 1FFF Reserved for embedded trace macrocell (ETM) 0xE004 2000 0xE00F FFFF Reserved Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 74: Restoring Factory Default Configuration

    UARTLOAD mode, otherwise, the device enters the functional mode. TDI, TMS, TCK, and TDO are available for debugger connection. Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 75: Hostless Mode

    1 second. Counters are 32 bits wide. • Packet length is limited to the size of one packet and the number of possible packet tokens is limited to 8. Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 76: Device Certification And Qualification

    This device may not cause harmful interference. • This device must accept any interference received, including interference that may cause undesired operation of the device. Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 77 The host system does not contain a wireless wide area network (WWAN) device. This device operates in the W52 and W53 bands and is for indoor use only (except communication to high power radio). Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 78: Module Markings

    IC: single modular IC grant ID XXXXXXXXXX(M) CMIIT: limited modular SRRC grant ID MIC compliance mark MIC ID: modular MIC grant ID R 201-190033 CE compliance mark Detailed Description Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 79: End Product Labeling

    In this mode, the WLAN can operate on either a 2.4 or 5 GHz band and Bluetooth low energy operates on the 2.4 GHz band. Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 80 (1) When selecting Autoselect via the API, a reset is required in order for the CC3235MODx device to determine the best antenna for use. (2) Refer to the Uniflash with Image Creator User Guidefor more information. Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 81 CCxxxx Figure 7-2. Coexistence Solution with Wi-Fi Antenna Selection and Dedicated BLE Antenna (3) The recommended Antenna switch is the Richwave RTC6608OSP. Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 82 Tuning of the antenna impedance π matching network is recommended after manufacturing of the PCB to account for PCB parasitics • π or L matching and tuning may be required between cascaded passive components on the RF path Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 83: Device Connection And Layout Fundamentals

    0.6 V for at least 5 ms for the device to successfully reset. 7.2.3 Unused Pins All unused pins can be left unconnected without the concern of having leakage current. Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 84: Pcb Layout Guidelines

    EVM degradation, sensitivity degradation, and mask violations. Figure 7-4 shows the RF placement and routing of the CC3235MODx module with external antenna. Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 85 RF traces must be as short as possible. The antenna, RF traces, and the module must be on the edge of the PCB product in consideration of the product enclosure material and proximity. Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 86 For optimal RF performance, ensure the copper cut out on the top layer under the RF-BG pin (pin 31) is as shown in Figure 7-5. Copyright © 2017, Texas Instruments Incorporated Figure 7-5. Top Layer Copper Pullback on RF Pads Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated...
  • Page 87 Table 7-3. Recommended Components CHOICE PART NUMBER MANUFACTURER NOTES Can be placed on edge of the PCB and uses much less PCB M830520 Ethertronics space Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 88 GND and via stitching. Figure 7-6. Coplanar Waveguide (Cross Section) Figure 7-7. CPW With GND and Via Stitching (Top View) Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 89 Table 7-5. Recommended PCB Values for 4-Layer Board (L1 to L2 = 16 mils) PARAMETER VALUE UNITS mils mils mils Er (FR-4 substrate) Applications, Implementation, and Layout Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 90: Environmental Requirements And Smt Specifications

    Package placement using standard SMT placement equipment • X-ray pre-reflow check - paste bridging • Reflow • X-ray post-reflow check - solder bridging and voids Environmental Requirements and SMT Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 91: Baking Conditions

    Temp < 30°C, humidity < 70% RH, over 96 hours Baking condition: 90°C, 12 to 24 hours Baking times: 1 time Environmental Requirements and SMT Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 92: Soldering And Reflow Condition

    Use caution during the module assembly process to the final PCB to avoid the presence of foreign material inside the module. Environmental Requirements and SMT Specifications Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 93: Device And Documentation Support

    Sitara™ processors. Uniflash has a GUI, command line, and scripting interface. CCS Uniflash is available free of charge. Device and Documentation Support Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 94 TI MCUs and on-board flash memory for Sitara™ processors. UniFlash has a GUI, command line, and scripting interface. CCS UniFlash is available free of charge. Device and Documentation Support Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 95: Firmware Updates

    (MPUs) and support tools. Each device has one of three prefixes: X, P, or null (no prefix) (for example, CC3235MODx). Texas Instruments recommends two of three possible prefix designators for its support tools: TMDX and TMDS. These prefixes represent evolutionary stages of product development from engineering prototypes (TMDX) through fully qualified production devices and tools (TMDS).
  • Page 96: Documentation Support

    Alliance Certifications to Products Based on SimpleLink™ This document explains how to employ the Wi-Fi® Alliance (WFA) derivative certification transfer policy to transfer a WFA certification, already obtained by Texas Instruments, to a system you have developed. ® Using Serial Flash on SimpleLink™ CC3135 and CC3235 Wi-Fi and Internet-of-Things Devices This application note is divided into two parts.
  • Page 97 Tool serves as a control panel for direct access to the radio, and can be used for both the radio frequency (RF) evaluation and for certification purposes. This guide describes how to have the tool work seamlessly on Texas Instruments evaluation platforms such as the BoosterPack™ plus FTDI emulation board for CC3235 devices, and the LaunchPad™ for CC3235 devices.
  • Page 98: Related Links

    All other trademarks are the property of their respective owners. Electrostatic Discharge Caution This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated circuits be handled with appropriate precautions. Failure to observe proper handling and installation procedures can cause damage.
  • Page 99: Mechanical, Land, And Solder Paste Drawings

    3. Solder paste must be the same as the pin for all peripheral pads. For ground pins, make the solder paste 20% smaller than the pad. Mechanical, Packaging, and Orderable Information Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links:...
  • Page 100: Package Option Addendum

    In no event shall TI's liability arising out of such information exceed the total purchase price of the TI part(s) at issue in this document sold by TI to Customer on an annual basis. Mechanical, Packaging, and Orderable Information Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback...
  • Page 101 CC3235MODS, CC3235MODSF www.ti.com SWRS224A – FEBRUARY 2019 – REVISED AUGUST 2019 10.2.2 Tape and Reel Information Surface resistance Vendor No. Spec Mechanical, Packaging, and Orderable Information Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 102 CC3235MODS, CC3235MODSF SWRS224A – FEBRUARY 2019 – REVISED AUGUST 2019 www.ti.com 10.2.2.1 CC3235MODx Tape Specifications 1000 Mechanical, Packaging, and Orderable Information Copyright © 2019, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Links: CC3235MODS CC3235MODSF...
  • Page 103 PACKAGE OUTLINE MOB0063A QFM - 2.4 mm max height SCALE 0.650 QUAD FLAT MODULE 17.75 17.25 PIN 1 INDEX AREA 20.75 20.25 2X (0.45) 2X (0.38) 2.40 2.03 0.88 0.72 2X 12.7 (0.3) TYP 20X 1.27 30X 1.27 (0.32) (0.3) PADS 1,16,28 &...
  • Page 104 ALL AROUND OPENING METAL UNDER SOLDER MASK SIGNAL PADS DETAIL 4221462/D 06/2019 NOTES: (continued) 3. This package is designed to be soldered to a thermal pad on the board. For more information, see Texas Instruments literature number SLUA271 (www.ti.com/lit/slua271). www.ti.com...
  • Page 105 EXAMPLE STENCIL DESIGN MOB0063A QFM - 2.4 mm max height QUAD FLAT MODULE 54X ( 0.81) (R0.05) SOLDER MASK EDGE, TYP SOLDER MASK EDGE SEE DETAILS (3) TYP 2X (19.1) (1.5) TYP (1.5) TYP (3) TYP (1.27) TYP 2X (16.1) SOLDER PASTE EXAMPLE BASED ON 0.125 mm THICK STENCIL EXPOSED PADS PRINTED SOLDER COVERAGE BY AREA...
  • Page 106 TI products. TI’s provision of these resources does not expand or otherwise alter TI’s applicable warranties or warranty disclaimers for TI products. Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright © 2019, Texas Instruments Incorporated...

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