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Quectel FLM140D Hardware Design

Quectel FLM140D Hardware Design

Wi-fi & bluetooth module
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FLM140D
Hardware Design
Wi-Fi&Bluetooth Module Series
Version: 1.0.0
Date: 2023-03-02
Status: Preliminary

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Summary of Contents for Quectel FLM140D

  • Page 1 FLM140D Hardware Design Wi-Fi&Bluetooth Module Series Version: 1.0.0 Date: 2023-03-02 Status: Preliminary...
  • Page 2 Wi-Fi&Bluetooth Module Series At Quectel, our aim is to provide timely and comprehensive services to our customers. If you require any assistance, please contact our headquarters: Quectel Wireless Solutions Co., Ltd. Building 5, Shanghai Business Park Phase III (Area B), No.1016 Tianlin Road, Minhang District,...
  • Page 3 Privacy Policy To implement module functionality, certain device data are uploaded to Quectel’s or third-party’s servers, including carriers, chipset suppliers or customer-designated servers. Quectel, strictly abiding by the relevant laws and regulations, shall retain, use, disclose or otherwise process relevant data for the purpose of performing the service only or as permitted by applicable laws.

  • Page 4: Safety Information

    Manufacturers of the cellular terminal should notify users and operating personnel of the following safety precautions by incorporating them into all product manuals. Otherwise, Quectel assumes no liability for customers’ failure to comply with these precautions.

  • Page 5: About The Document

    Wi-Fi&Bluetooth Module Series About the Document Revision History Version Date Author Description 2023-03-02 Devin YU Creation of the document 1.0.0 2023-03-02 Devin YU Preliminary 4 / 43 FLM140D_Hardware_Design...

  • Page 6: Table Of Contents

    Wi-Fi&Bluetooth Module Series Contents Safety Information ............................3 About the Document ............................4 Contents ................................ 5 Table Index ..............................7 Figure Index ..............................8 1 Introduction ...............................9 2 Product Overview ........................... 11 2.1. General Description ........................11 2.2. Key Features ..........................12 3 Application Interfaces ..........................13 3.1.
  • Page 7 Wi-Fi&Bluetooth Module Series 7.1. Mechanical Dimensions .........................29 7.2. Recommended Footprint .......................31 7.3. Top and Bottom Views ........................32 8 Storage and Packaging ..........................33 8.1. Storage Conditions ........................33 8.2. Packaging Specifications ......................34 8.2.1. Carrier Tape ........................34 8.2.2. Plastic Reel ..........................35 8.2.3.
  • Page 8 Wi-Fi&Bluetooth Module Series Table Index Table 1 : Special Marks ............................10 Table 2 : Basic Information ..........................11 Table 3 : Key Features ............................12 Table 4 : I/O Parameter Description ........................14 Table 5 : Pin Description .............................14 Table 6 : GPIO Multiplexing ..........................16 Table 7 : Pin Definition of UART ........................
  • Page 9 Wi-Fi&Bluetooth Module Series Figure Index Figure 2 : Pin Assignment ...........................13 Figure 3 : Main UART Connection ........................17 Figure 4 : VBAT Reference Circuit ........................20 Figure 5 : Turn-on Timing ........................... 21 Figure 6 : Reference Circuit of CEN by A Using Driving Circuit ............... 22 Figure 7 : Reference Circuit of CEN with A Button .....................22 Figure 8 : Reset Timing ............................

  • Page 10: Introduction

    Hereby, Quectel Wireless Solutions Co., Ltd.declares that the radio equipment type FLM140D is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: http://www.quectel.com/support/technical.htm...
  • Page 11 Wi-Fi&Bluetooth Module Series Table 1: Special Marks Mark Definition Unless otherwise specified, when an asterisk (*) is used after a function, feature, interface, pin name, AT command, or argument, it indicates that the function, feature, interface, pin, AT command, or argument is under development and currently not supported; and the asterisk (*) after a model indicates that the sample of the model is currently unavailable.

  • Page 12: Product Overview

    Wi-Fi&Bluetooth Module Series Product Overview 2.1. General Description FLM140D is a high-performance MCU Wi-Fi and Bluetooth module for smart-home and industrial IoT terminals supporting IEEE 802.11b/g/n and Bluetooth 5.2 standards. The module provides multiple interfaces including UART, ADC* PWM* for various applications.

  • Page 13: Key Features

    Typ.: 3.3 V  Operating temperature : -40 to +85 °C  Temperature Ranges Storage temperature: -45 to +95 °C  EVB Kit FLM140D TE-B RF Antenna Interface PCB antenna  Antenna Interface 50 Ω impedance  Application Interface Application Interface...

  • Page 14: Application Interfaces

    Wi-Fi&Bluetooth Module Series Application Interfaces 3.1. Pin Assignment Figure 2: Pin Assignment NOTE The module supports UART × 1, PWM × 5 and ADC × 3 multiplexed with up to 8 GPIO pins. For more details, see Chapter 3.3 and Chapter 3.4. All GND pins should be connected to ground.

  • Page 15: Pin Description

    Wi-Fi&Bluetooth Module Series 3.2. Pin Description Table 4: I/O Parameter Description Type Description Digital Input Digital Output Digital Input/Output Power Input DC characteristics include power domain and rated current, etc. Table 5: Pin Description Power Supply Pin Name Pin No. Description Comment Characteristics...
  • Page 16 Wi-Fi&Bluetooth Module Series Main UART MAIN_RXD receive GPIO Interfaces Pin Name Pin No. Description Comment Characteristics GPIO6 GPIO7 GPIO8 General-purpose VBAT Interrupt wakeup. input/output GPIO23 GPIO24 GPIO26 15 / 43 FLM140D_Hardware_Design...

  • Page 17: Gpio Multiplexing

    Wi-Fi&Bluetooth Module Series 3.3. GPIO Multiplexing The module provides 8 GPIO interfaces by default. Pins are defined as follows: Table 6: GPIO Multiplexing Alternate Function 0 Alternate Alternate Alternate Pin Name Pin No. (GPIO No.) Function 1 Function 2 Function 3 GPIO6 GPIO6 13M_CLK_OUT...

  • Page 18: Application Interfaces

    Wi-Fi&Bluetooth Module Series 3.4. Application Interfaces 3.4.1. UART The module supports one UART interface: the main UART. The module serves as DCE (Data Communication Equipment), which is connected in the traditional DCE-DTE (Data Terminal Equipment) mode. Table 7: Pin Definition of UART Pin Name Pin No.

  • Page 19: Pwm Interfaces

    Wi-Fi&Bluetooth Module Series 3.4.2. PWM Interfaces* The module supports 5 PWM channels by default. Pin description of PWM interfaces are as follows. Table 8: Pin Definition of PWM Interfaces Pin Name Pin No. Multiplexing Function Description GPIO6 PWM0 PWM0 out GPIO7 PWM1 PWM1 out...

  • Page 20: Rf Antenna Interface

    Wi-Fi&Bluetooth Module Series 3.5. RF Antenna Interface The module supports PCB antenna. The impedance of antenna port is 50 Ω. 3.5.1. Operating Frequencies The operating frequencies of the module are listed below: Table 11: Operating Frequencies (Unit: GHz) Mode Frequency 2.4 GHz Wi-Fi 2.400–2.4835 Bluetooth...

  • Page 21: Operating Characteristics

    Wi-Fi&Bluetooth Module Series Operating Characteristics 4.1. Power Supply Power supply pin and ground pins of the module are defined in the following table. Table 13: Pin Definition of Power Supply and GND Pins Pin Name Pin No. Description Min. Typ. Max.

  • Page 22: Turn On

    Wi-Fi&Bluetooth Module Series 4.2. Turn On After the module VBAT is powered on, keep the CEN pin at high level to realize the automatic startup of the module. Table 14: Pin Definition of CEN Pin Name Pin No. Description Comment Hardware enable;...
  • Page 23 Wi-Fi&Bluetooth Module Series The reference design for resetting the module are shown below. An open collector driving circuit can be used to control the CEN pin. Figure 6: Reference Circuit of CEN by A Using Driving Circuit Another way to control the CEN is by using a button directly. When pressing the button, an electrostatic strike may generate from finger.

  • Page 24: Download Mode

    Wi-Fi&Bluetooth Module Series 4.4. Download Mode Keep the input signal of CEN at low level during resetting or power-up and the module will enter download mode. In the download mode, the firmware can be download through the main UART. During the hardware design, the CEN pin of the module is connected to the RTS of the serial port chip, or the GPIO is controlled according to the following waveform, otherwise the download will fail.

  • Page 25: Rf Performances

    Wi-Fi&Bluetooth Module Series RF Performances 5.1. Wi-Fi Performances Table 16: Wi-Fi Performances Operating Frequency 2.4 GHz: 2.400–2.4835 GHz Modulation BPSK, QPSK, CCK, 16QAM, 64QAM Operating Mode   Transmission Data Rate 802.11b: 1 Mbps, 2 Mbps, 5.5 Mbps, 11 Mbps ...

  • Page 26: Bluetooth Performances

    Wi-Fi&Bluetooth Module Series 5.2. Bluetooth Performances Table 17: Bluetooth Performances Operating Frequency 2.400~2.4835 GHz Modulation GFSK Operating Mode Unit: dBm, Tolerance: ±2 dB Condition Transmitting Power @ Typ. Receiving Sensitivity @ Typ. BLE (1 Mbps) 25 / 42 FLM140D_Hardware_Design...

  • Page 27: Electrical Characteristics & Reliability

    Wi-Fi&Bluetooth Module Series Electrical Characteristics & Reliability 6.1. Absolute Maximum Ratings Absolute maximum ratings for power supply and voltage on digital and analog pins of the module are listed in the following table. Table 18: Absolute Maximum Ratings (Unit: V) Parameter Min.

  • Page 28: Wi-Fi Power Consumption

    Wi-Fi&Bluetooth Module Series 6.3. Wi-Fi Power Consumption Table 20: Power Consumption in Low Power Modes Mode Typ. Unit Light Sleep μA Deep Sleep μA DTIM1 DTIM3 μA Table 21: Power Consumption in Non-signaling Modes (Unit: mA) Condition Typ. 802.11b, Tx 1 Mbps @ TBD 802.11b, Tx 11 Mbps @ TBD 802.11g, Tx 6 Mbps @ TBD 802.11g, Tx 54 Mbps @ TBD...

  • Page 29: Digital I/O Characteristics

    Wi-Fi&Bluetooth Module Series 6.4. Digital I/O Characteristics Table 22: VBAT I/O Characteristics (Unit: V) Parameter Description Min. Max. High-level Input Voltage 0.7 × VBAT VBAT + 0.2 Low-level Input Voltage -0.3 0.3 × VBAT High-level Output Voltage 0.9 × VBAT VBAT Low-level Output Voltage 0.1 ×...

  • Page 30: Mechanical Information

    Wi-Fi&Bluetooth Module Series Mechanical Information This chapter describes the mechanical dimensions of the module. All dimensions are measured in millimeters (mm), and the dimensional tolerances are ±0.2 mm unless otherwise specified. 7.1. Mechanical Dimensions Figure 10: Top and Side Dimensions 29 / 42 FLM140D_Hardware_Design...
  • Page 31 Wi-Fi&Bluetooth Module Series Figure 11: Bottom Dimensions (Bottom View) NOTE The package warpage level of the module conforms to the JEITA ED-7306 standard. 30 / 42 FLM140D_Hardware_Design...

  • Page 32: Recommended Footprint

    Wi-Fi&Bluetooth Module Series 7.2. Recommended Footprint Figure 12: Recommended Footprint NOTE Keep at least 3 mm between the module and other components on the motherboard to improve soldering quality and maintenance convenience. 31 / 42 FLM140D_Hardware_Design...

  • Page 33: Top And Bottom Views

    7.3. Top and Bottom Views Figure 13: Top and Bottom Views NOTE Images above are for illustrative purposes only and may differ from the actual module. For authentic appearance and label, please refer to the module received from Quectel. 32 / 42 FLM140D_Hardware_Design...

  • Page 34: Storage And Packaging

    Wi-Fi&Bluetooth Module Series Storage and Packaging 8.1. Storage Conditions The module is provided with vacuum-sealed packaging. MSL of the module is rated as 3. The storage requirements are shown below. 1. Recommended Storage Condition: the temperature should be 23 ±5 °C and the relative humidity should be 35–60 %.

  • Page 35: Packaging Specifications

    Wi-Fi&Bluetooth Module Series NOTE 1. To avoid blistering, layer separation and other soldering issues, extended exposure of the module to the air is forbidden. 2. Take out the module from the package and put it on high-temperature-resistant fixtures before baking. If shorter baking time is desired, see IPC/JEDEC J-STD-033 for the baking procedure. Pay attention to ESD protection, such as wearing anti-static gloves, when touching the modules.

  • Page 36: Plastic Reel

    Wi-Fi&Bluetooth Module Series Table 24: Carrier Tape Dimension Table (Unit: mm) 15.4 18.3 20.2 1.75 8.2.2. Plastic Reel Figure 15: Plastic Reel Dimension Drawing Table 25: Plastic Reel Dimension Table (Unit: mm) øD1 øD2 44.5 8.2.3. Packaging Process Place the module into the carrier tape and use the cover tape to cover it;...
  • Page 37 Wi-Fi&Bluetooth Module Series Place the packaged plastic reel, 1 humidity indicator card and 1 desiccant bag into a vacuum bag, vacuumize it. Place the vacuum-packed plastic reel inside the pizza box. Put 4 packaged pizza boxes into 1 carton box and seal it.

  • Page 38: Appendix References

    Wi-Fi&Bluetooth Module Series Appendix References Table 26: Reference Documents Document Name [1] Quectel_FLM140D_TE-B_User_Guide Table 27: Terms and Abbreviations Abbreviation Description Analog-to-Digital Converter Access Point Bluetooth Low Energy BPSK Binary Phase Shift Keying Complementary Code Keying Charged Device Model Data Communications Equipment Data Terminal Equipment DTIM Delivery Traffic Indication Message...
  • Page 39 Wi-Fi&Bluetooth Module Series IEEE Institute of Electrical and Electronics Engineers Internet of Things Low Noise Amplifier Mbps Million Bits Per Second Over-the-Air Power Amplifier Printed Circuit Board Power Management Unit Pulse Width Modulation Quadrature Amplitude Modulation QPSK Quadrature Phase Shift Keying RoHS Restriction of Hazardous Substances Random Access Memory...
  • Page 40 Wi-Fi&Bluetooth Module Series Important Notice to OEM integrators 1. This module is limited to OEM installation ONLY. 2. This module is limited to installation in mobile or fixed applications, according to Part 2.1091(b). 3. The separate approval is required for all other operating configurations, including portable configurations with respect to Part 2.1093 and different antenna configurations 4.
  • Page 41 Wi-Fi&Bluetooth Module Series - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. - Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. - Consult the dealer or an experienced radio/TV technician for help. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment.
  • Page 42 Wi-Fi&Bluetooth Module Series operation of the device. Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio exempts de licence. L'exploitation est autorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement."...
  • Page 43 Wi-Fi&Bluetooth Module Series In the event that these conditions can not be met (for example certain laptop configurations or colocation with another transmitter), then the Canada authorization is no longer considered valid and the IC ID can not be used on the final product. In these circumstances, the OEM integrator will be responsible for re-evaluating the end product (including the transmitter) and obtaining a separate Canada authorization.

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