Telit Wireless Solutions FN990 Series Hw Design Manual
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Telit Wireless Solutions FN990 Series Hw Design Manual

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FN990 Family
HW Design Guide
1VV0301752 Rev. 3 – 2022-10-07
Telit Technical Documentation

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Summary of Contents for Telit Wireless Solutions FN990 Series

  • Page 1 FN990 Family HW Design Guide 1VV0301752 Rev. 3 – 2022-10-07 Telit Technical Documentation...

  • Page 2: Applicability Table

    Family Hardware Design Guide FN990 APPLICABILITY TABLE PRODUCTS Description FN990A28 3G / 4G (16 Layer) / Sub-6 (BW : 120MHz) cellular module FN990A40 3G / 4G (20 Layer) / Sub-6 (BW : 200MHz) cellular module 1VV0301752 Rev. 3 Page 2 of 92 2022-10-07 Not Subject to NDA...

  • Page 3: Table Of Contents

    Family Hardware Design Guide FN990 CONTENTS APPLICABILITY TABLE CONTENTS INTRODUCTION Scope Audience Contact Information, Support Symbol Conventions Related Documents GENERAL PRODUCT DESCRIPTION Overview Frequency Bands and CA / EN-DC Combinations 2.2.1. Frequency Bands 2.2.2. CA / MIMO / EN-DC Target Market Main Features 2.4.1.
  • Page 4 Family Hardware Design Guide FN990 POWER SUPPLY Power Supply Requirements Power Consumption General Design Rule 4.3.1. Electrical Design Guidelines 4.3.1.1. +5V Source Power Supply Design Guidelines 4.3.2. Thermal Design Guidelines 4.3.3. Power Supply PCB Layout Guidelines Reference Voltage Internal LDO for GNSS Bias ELECTRICAL SPECIFICATIONS Absolute Maximum Ratings –...
  • Page 5 Family Hardware Design Guide FN990 6.3.1.1. Host Interface Switch Function 6.3.1.2. PCIe Interface 6.3.1.3. USB 3.1 Interface 6.3.2. SIM Interface 6.3.2.1. SIM Schematic Example 6.3.3. eSIM Interface 6.3.4. I2C – Inter-integrated Circuit 6.3.5. Control Interface 6.3.5.1. WLAN/GNSS Disable 6.3.5.2. 6.3.5.3. Wake Host 6.3.5.4.
  • Page 6 Family Hardware Design Guide FN990 Debug of the FN990 Family Module in Production Bypass Capacitor on Power Supplies EMC Recommendations PACKAGING Tray CONFORMITY ASSESTMENT ISSUES (TBD) Approvals Compliance Summary Americas Approvals 11.2.1. USA FCC 11.2.1.1. FCC Certificates 11.2.1.2. Applicable FCC Rules 11.2.1.3.
  • Page 7 Family Hardware Design Guide FN990 Usage and Disclosure Restrictions 12.2.1. License Agreements 12.2.2. Copyrighted Materials 12.2.3. High Risk Materials 12.2.4. Trademarks 12.2.5. 3rd Party Rights 12.2.6. Waiwer of Liability Safety Recommendations GLOSSARY DOCUMENT HISTORY 1VV0301752 Rev. 3 Page 7 of 92 2022-10-07 Not Subject to NDA...

  • Page 8: Introduction

    Family Hardware Design Guide FN990 1. INTRODUCTION Scope This document introduces the Telit FN990 Family module and presents possible and recommended hardware solutions for the development of a product based on this module. All the features and solutions described in this document are applicable to all FN990 Family variants listed in the applicability table.

  • Page 9: Symbol Conventions

    Family Hardware Design Guide FN990 Symbol Conventions Danger: This information MUST be followed or catastrophic equipment failure or personal injury may occur. Warning: Alerts the user on important steps about the module integration. Note/Tip: Provides advice and suggestions that may be useful when integrating the module.

  • Page 10: General Product Description

    Family Hardware Design Guide FN990 2. GENERAL PRODUCT DESCRIPTION Overview The aim of this document is to present the possible and recommended hardware solutions useful for developing a product with the Telit FN990 Family M.2 module. FN990 Family is Telit’s platform for the M.2 module for applications, such as M2M applications and industrial IoT device platforms, based on the following technologies: ...
  • Page 11 Family Hardware Design Guide FN990 Uplink Downlink NR BAND Duplex Mode Channels Frequency (MHz) Frequency (MHz) (kHz) Tx: 140600 - 149600 n28 - 700 APT 703 - 748 758 - 803 Rx: 151600 - 160600 Tx: 461000 - 463000 n30 - WCS 2305 - 2315 2350 - 2360 Rx: 470000 - 472000...
  • Page 12 Family Hardware Design Guide FN990 Uplink Frequency Downlink Frequency E-UTRA BAND Duplex Mode Channels (MHz) (MHz) Tx: 24000 - 24149 830 - 845 875 - 890 B19 - 800 Upper Rx: 6000 - 6149 Tx: 24150 - 24449 791 - 832 - 862 B20 - 800 DD Rx: 6150 - 6449...

  • Page 13: Ca / Mimo / En-Dc

    Family Hardware Design Guide FN990 Uplink Frequency Downlink Frequency UTRA BAND Duplex Mode Channels (MHz) (MHz) Tx: 2712 - 2863 880 - 915 925 - 960 B8 - 900 GSM Rx: 2937 - 3088 Tx: 312 - 363 830 - 845 875 - 890 B19 - 800 Japan Rx: 712 - 763...

  • Page 14: Main Features

    Family Hardware Design Guide FN990 Main Features The FN990 Family of industrial grade cellular modules features 5G Sub-6, LTE and multi- RAT module together with an on-chip powerful application processor and a rich set of interfaces. Main functions and features are listed below: Function Features Physical...

  • Page 15: Configurations Pins

    Family Hardware Design Guide FN990 Function Features Real time clock is supported. Range -40 degC to +85 degC Operating temperature (conditions as defined in Section 2.8.1, Temperature Range) Table 5: Main Features 2.4.1. Configurations Pins Telit M.2 module indicates the main serial interface applicable on the combination of 4 configuration pins.

  • Page 16: Block Diagram

    Family Hardware Design Guide FN990 Block Diagram The figure below shows an overview of the internal architecture of the FN990 Family module. Figure 1: FN990 Family Block Diagram RF Performance The RF performance in 5G, LTE and WCDMA modes conforms to the 3GPP specifications. 2.6.1.

  • Page 17: Conducted Receiver Sensitivity

    Family Hardware Design Guide FN990 Band Power class RF Power (dBm) 3G WCDMA 3 (0.2W) 23 (+2dB / -2dB) B1, B2, B4, B5, B6, B8, B19 Table 7: Conducted Transmit Output Power 2.6.2. Conducted Receiver Sensitivity The Sensitivity of the receiver follows the measurement conditions and specifications defined in 3GPP.
  • Page 18 Family Hardware Design Guide FN990 NR Band Typical Conducted Rx Sensitivity (dBm) * NR FDD n71 -100 NR TDD n75 (DL only) NR TDD n77 NR TDD n78 NR TDD n79 Table 9: Typical Conducted Receiver Sensitivity - NR Bands *3.3 Voltage / Room temperature E-UTRA Band Typical Conducted Rx Sensitivity (dBm) *...
  • Page 19 Family Hardware Design Guide FN990 E-UTRA Band Typical Conducted Rx Sensitivity (dBm) * LTE FDD B32 -101 (DL only) LTE TDD B34 -96.5 -100 LTE TDD B38 -96.5 -96.5 -96.5 -103 LTE TDD B39 -103 LTE TDD B40 -96.5 -96.5 -96.5 -96.5 -103...

  • Page 20: Mechanical Specifications

    Family Hardware Design Guide FN990 Note: The sensitivity level has deviation of approximately +/- <2dB, device and channel because the level shows a typical value. The sensitivity level of the NR bands has a deviation of approximately +/- <3dB depending on the EN-DC combinations, but the combined sensitivity performance meets the 3GPP requirements.

  • Page 21: Rohs Compliance

    Family Hardware Design Guide FN990 Mode Temperature Note from the 3GPP specification on the receiver or the maximum output power may be slightly degraded. Even so, all functionalities, such as connection to calls, SMS, USB communication, UART activation and so on, will be maintained, and the effect of such degradations will not lead to malfunctions.

  • Page 22: Pins Allocation

    Family Hardware Design Guide FN990 3. PINS ALLOCATION Pin-out Signal Function Type Comment USB Communication Port USB_HS_DP USB 2.0 Data Plus Analog USB_HS_DM USB 2.0 Data Minus Analog USB 3.1 super- USB_SS_TX_M speed transmit – Analog Minus USB 3.1 super- USB_SS_TX_P speed transmit –...
  • Page 23 Family Hardware Design Guide FN990 Signal Function Type Comment Data connection 1.8V / UIM1_DATA with an external 2.95V Internal 20k PU UIM1 card Clock output to an 1.8V / UIM1_CLK external UIM1 card 2.95V Reset output to an 1.8V / UIM1_RESET_N external UIM1 card 2.95V...
  • Page 24 Family Hardware Design Guide FN990 Signal Function Type Comment General Purpose I/O TGPIO_07 1.8V Can be I2S_DOUT General Purpose I/O TGPIO_08 1.8V Can be I2S_WS I2C Data I2C_SDA 1.8V Internal 2.2k PU Can be TGPIO_09 I2C Clock I2C_SCL 1.8V Internal 2.2k PU Can be TGPIO_10 1PPS 1PPS/TSN...

  • Page 25: Fn990 Family Signals That Must Be Connected

    Family Hardware Design Guide FN990 Signal Function Type Comment CONFIG_2 Floating CONFIG_3 Floating Reserved for Future Use Table 13: FN990 Family Pin-out Information Warning: Reserved pins must not be connected. FN990 Family Signals That Must be Connected Below table specifies the FN990 Family signals that must be connected for debugging purposes, even if not used by the end application: Signal Notes...

  • Page 26: Pin Layout

    Family Hardware Design Guide FN990 Pin Layout Figure 2: FN990 Family Pin out 1VV0301752 Rev. 3 Page 26 of 92 2022-10-07 Not Subject to NDA...

  • Page 27: Power Supply

    Family Hardware Design Guide FN990 4. POWER SUPPLY The power supply circuitry and board layout are very important areas of the whole product design, with critical impact on the overall product performance. Please follow carefully the following requirements and guidelines to ensure reliable and stable design. Power Supply Requirements The FN990 Family power requirements are as follows: Power Supply...

  • Page 28: General Design Rule

    Family Hardware Design Guide FN990 Average Mode Mode Description [Typ.] 7DLCA (4x4,2x2MIMO) with CA_1A-3C-7C-20A-38A, Full RB, 256QAM DL/ 256QAM 1450mA 1UL(SISO) UL(1500Mbps DL / 103Mbps UL) 5DLCA (4x4MIMO) with CA_1A-3C-7C, Full RB, 256QAM DL/ 256QAM UL(2Gbps DL / 1150mA 1UL(SISO) 103Mbps UL) Operative Mode (NR-FR1) EN-DC_1A(1DL/UL SISO)-n78A(1DL/1UL SISO)

  • Page 29: Electrical Design Guidelines

    Family Hardware Design Guide FN990 4.3.1. Electrical Design Guidelines The electrical design of the power supply is highly dependent on the power source from which the power is drained. 4.3.1.1. +5V Source Power Supply Design Guidelines  The desired power supply voltage output is 3.3V. Being the difference between the input source and the desired output moderate, a linear regulator can be used.

  • Page 30: Power Supply Pcb Layout Guidelines

    Family Hardware Design Guide FN990 Note: There is the large solder resist opening area on the bottom side of the module. Adding a TIM on that area with a heatsink is highly recommended to ensure proper heat dissipation. The modem temperature vale can be read via AT command. Note: For optimal RF performance, thermal dissipation and mecahnical stability, the FN990 must be connected to the ground and metal chassis of the host board.

  • Page 31: Rtc

    Family Hardware Design Guide FN990  Use a good common ground plane.  Place the power supply on the board to ensure that the high current return paths in the ground plane do not overlap any noise sensitive circuitry, such as microphone amplifier/buffer or earphone amplifier.

  • Page 32: Electrical Specifications

    Family Hardware Design Guide FN990 5. ELECTRICAL SPECIFICATIONS Absolute Maximum Ratings – Not Optional Warning: A deviation from the value ranges listed below could damage the FN990 module. Symbol Parameter Unit VPH_PWR Battery supply voltage on pin VPH_PWR -0.3 +4.7 Table 19: Absolute Maximum Ratings - Not optional Recommended Operating Conditions Symbol...

  • Page 33: Digital Section

    Family Hardware Design Guide FN990 6. DIGITAL SECTION Logic Levels Unless otherwise specified, all FN990 Family interface circuits are 1.8V CMOS logic. Only USIM interfaces are capable of dual voltage I/O. The following tables show the logic level specifications used in the FN990 interface circuits.

  • Page 34: Pins - Absolute Maximum Ratings

    Family Hardware Design Guide FN990 Parameter Unit Comment Output high level 1.35 Output low level 0.45 Table 23: Operating Range - UIM Pins Working at 1.8V 6.1.4. 2.95V Pins – Absolute Maximum Ratings Parameter Input level on any digital pin when on +3.344 V Input voltage on analog pins when on +3.344 V...

  • Page 35: Power On

    Family Hardware Design Guide FN990 Signal Function Type Comment 1.8V / Internal 47k FULL_CARD_POWER_OFF_N Module On/Off VPH_PWR Internal 100k SYS_RESIN_N Reset Input 1.8V VREG_L6B_1P8 Reference Voltage 1.8V Power * Can be BOOT_OK / Shutdown Indicator Power ON/OFF Status Check 1.8V assigned to GPIO Table 27: Power Interface Signals...
  • Page 36 Family Hardware Design Guide FN990 Figure 3: FN990 Family Power ON Sequence - USB mode (USB_PCIE_SWITCH: High, Default) 1VV0301752 Rev. 3 Page 36 of 92 2022-10-07 Not Subject to NDA...
  • Page 37 Family Hardware Design Guide FN990 Figure 4: FN990 Family Power ON Sequence – PCIe EP mode (USB_PCIE_SWITCH: Low) 1VV0301752 Rev. 3 Page 37 of 92 2022-10-07 Not Subject to NDA...

  • Page 38: Power Off

    Family Hardware Design Guide FN990 Note: To verify if the FN990 Family has powered up properly, please follow the indications below: Power on trigger time is the interval between VPH_PWR to FULL_CARD_POWER_OFF_N: this could be null (0 ms) if the customer application requires turning on the module automatically.

  • Page 39: Graceful Shutdown

    Family Hardware Design Guide FN990  Graceful shutdown by FULL_CARD_POWER_OFF_N Fast shutdown by GPIO triggered 6.2.2.1. Graceful Shutdown To shutdown the FN990 Family module safely, host can use the graceful shutdown function. The graceful shutdown can be triggered by:  FULL_CARD_POWER_OFF_N 6.2.2.1.1.

  • Page 40: Fast Shutdown

    Family Hardware Design Guide FN990 Note: Graceful Shutdown triggered by FULL_CARD_POWER_OFF_N is only effective after module boots up completely. The stated total shutdown time is an approximate measure of the latest SW and HW combination. The shutdown time may be lengthened or shortened depending on the SW configuration, SW or HW version.
  • Page 41 Family Hardware Design Guide FN990 Note: Using a fast shutdown without shutdown indicator function, FULL_CARD_POWER_N pin should be controlled to prevent the FN990 from rebooting. For more information, please refer to the AT commands reference guide and SW user guide document. The stated total shutdown time is an approximate measure of the latest SW and HW combination.

  • Page 42: Reset

    Family Hardware Design Guide FN990 Warning: If the VPH_PWR is to be kept at a high status, the module will re-boot. (Not applicable to Shutdown Indicator function) Warning: Failure to follow recommended shut-down procedures might damage the device and consequently void the warranty. 6.2.3.
  • Page 43 Family Hardware Design Guide FN990 Note: *Shutdown Indicator is an optional function. If SHDIND is enabled, it can verify the status via SHDIND function. Please refer to the AT commands user guide document. The stated total reset time is an approximate measure of the latest SW and HW combination.

  • Page 44: Communication Ports

    Family Hardware Design Guide FN990 Communication Ports The below table summarizes all the hardware interface of the FN990 Family module. Interface Description PCIe Peripheral Component Interconnect Express Gen 4.0 USB 3.1 Gen 2 interface USIM x2 dual voltage each (1.8V / 2.95V) Embeded SIM (optional) eSIM Inter-Integrated Circuit...

  • Page 45: Pcie Interface

    Family Hardware Design Guide FN990 *USB interface is only used as debugging purposes when USB/PCIe Switch pin is low. Figure 11: Example Circuit for HOST Interface Switch Function 6.3.1.2. PCIe Interface The FN990 Family module includes PCIe interface. PCIe needs AC coupling series capacitors on the TX lines in both directions.
  • Page 46 Family Hardware Design Guide FN990 Figure 12: Connection for PCIe Interface Note: The PCIe signals traces must be routed carefully: minimize trace lengths, number of vias, and capacitive loading. The impedance value should be as close as possible to 85 Ohm differential. Signal Function Type...
  • Page 47 Family Hardware Design Guide FN990 Warning: FN990 data cards are not designed or intended to support Hot-Swap or Hot-Plug connection. Performing How-Swap or Hot- Plug may pose danger to the FN990 Family module, to the host device, and to the person handling the device. 6.3.1.2.1.

  • Page 48: Usb 3.1 Interface

    Family Hardware Design Guide FN990 6.3.1.3. USB 3.1 Interface The FN990 Family modules include super-speed USB 3.1 Gen 2 with high-speed USB 2.0 backward compatibility. It complies with the Universal Serial Bus Specification, revision 3.1 and can be used for control and data transfers as well as for diagnostic monitoring and firmware update.
  • Page 49 Family Hardware Design Guide FN990 Table 32: USB Interface Signals Note: Consider placing a low-capacitance ESD protection component to protect FN990 Family against ESD strikes. 6.3.1.3.1. USB Layout Guidelines  If third-party components are required for signal improvement, place them closer to the USB connector.

  • Page 50: Sim Interface

    Family Hardware Design Guide FN990 6.3.2. SIM Interface The FN990 modem family supports an external SIM interface. (1.8 V or 2.95 V) Note: UIM2 can be assigned as optional eSIM. In that case, UIM2 can’t be used as an external SIM interface. Signal Function Type...

  • Page 51: Sim Schematic Example

    Family Hardware Design Guide FN990 Note: Unlike the M.2 specicifcation, the UIM_PRESENT pin is set to active low (Inserted) by default for the Telit unified function. So FN990 will detect the SIM card insertion when UIM_PRESENT input is changed from a logic 1 to a logic 0. If user wants to change UIM_PRESENT pin to active high (inserted), please refer to AT#SIMINCFG of FN990 AT Commands Reference Guide.

  • Page 52: I2C - Inter-Integrated Circuit

    Family Hardware Design Guide FN990 Customers interested in using an embedded SIM mounted on the FN990 can contact Telit Techical Support at: TS-EMEA@telit.com  TS-AMERICAS@telit.com  TS-APAC@telit.com  6.3.4. I2C – Inter-integrated Circuit The FN990 Family supports an I2C interface: the the table below lists the I2C signals of the modem.

  • Page 53: Led

    Family Hardware Design Guide FN990 High or Floating: Normal operation Figure 15: Example Circuit for WLAN/GNSS Disable Function Please refer to the AT commands guide for setting the WLAN/GNSS disable function. 6.3.5.2. LED The LED signal drives the LED output. The recommended LED connection is the following: Figure 16: Recommended LED Connection R1 and VDD determine the LED brightness and forward current.

  • Page 54: Wake Host

    Family Hardware Design Guide FN990 Note: If the LED function is enabled and a LED is connected to the LED_N pin, current consumption may be slightly increased. And current sinking mode (up to 10mA) can be supported. 6.3.5.3. Wake Host WAKE_ON_WAN_N is active low signal and used to wake the Host when specific events occur.

  • Page 55: General Purpose I/O

    Family Hardware Design Guide FN990 General Purpose I/O The general-purpose I/O pins can be configured to act in four different ways:  Input  Output  Fast shutdown  Dedicate function (Customer requirement) Input pins can only report digital values (high or low) present on the pin at the read time. Output pins can only be set or the pin level can be queried.

  • Page 56: Using A Gpio As Output

    Family Hardware Design Guide FN990 6.4.2. Using a GPIO as OUTPUT GPIO pins, when used as output, can drive 1.8V CMOS digital devices or compatible hardware. When set as outputs, the pins have a push-pull output, and therefore the pull- up resistor can be omitted.

  • Page 57: Rf Section

    Family Hardware Design Guide FN990 7. RF SECTION Antenna Interface The antenna connection is one of the most important aspect in the whole application design as it strongly affects the overall radio performance. Hence, please read and follow the requirements and the guidelines as carefully as possible. FN990 Family modules provide four MHF-4 type RF connectors covering the 5G FR1/LTE/WCDMA bands including GNSS and one MHF-4 type RF connector dedicated to GNSS.
  • Page 58 Family Hardware Design Guide FN990 Antenna port Technology GNSS WCDMA B1, B2, B3, B4, B7, B25, B30, GPS L1, B32(DL), B34, B38, B39, B40, Galileo E1, ANT 1 B41, B42, B43, B48, B66 Beidou B1, Glonass G1 n1, n2, n3, n7, n25, n30, n38, 5G NR FR1 n48, n77, n78, n79 n40, n41, n48, n66, n75(DL),...
  • Page 59 Family Hardware Design Guide FN990 NR Band NR FDD n28 PRx/Tx0 NR FDD n30 PRx/Tx0 MIMO1 MIMO2 NR TDD n38 DRx/Tx1 MIMO1 PRx/Tx0 MIMO2 NR TDD n40 PRx/Tx0 MIMO1 MIMO2 NR TDD n41 DRx/Tx1 MIMO1 PRx/Tx0 MIMO2 NR TDD n48 MIMO2/Tx1 MIMO1 PRx/Tx0...
  • Page 60 Family Hardware Design Guide FN990 E-UTRA Band LTE FDD B19 PRx/Tx0 LTE FDD B20 PRx/Tx0 LTE FDD B25 PRx/Tx0 MIMO1 MIMO2 LTE FDD B26 PRx/Tx0 LTE FDD B28 PRx/Tx0 LTE FDD B29 (DL only) LTE FDD B30 PRx/Tx0 MIMO1 MIMO2 LTE FDD B32 MIMO1 MIMO2...

  • Page 61: Antenna Connector

    Family Hardware Design Guide FN990 UTRA Band WCDMA FDD B8 PRx/Tx0 WCDMA FDD B19 PRx/Tx0 Table 41: WCDMA for Antenna Configuration Antenna Connector The FN990 Family is equipped with a set of 50 Ω RF MHF-4 Receptacle from I-PEX 20449-001E. For more information about mating connectors, please consult https://www.i-pex.com Figure 20: MHF-4 RF connector Figure 21: MHF-4 Receptacle...

  • Page 62: Antenna Requirements

    Family Hardware Design Guide FN990 Antenna Requirements Antennas for FN990 Family modules must meet the requirements listed in the table below. WCDMA/LTE/5G Sub-6 Antenna Requirements Item Value Depending on the frequency band(s) provided by the network operator, the customer must use the most suitable antenna for that/those band(s). Frequency range The bands supported by the FN990 Family is provided in Section 2.2 Frequency Bands and CA / EN-DC Combinations...

  • Page 63: Antenna Installation Guidelines

    Family Hardware Design Guide FN990 7.3.2. Antenna Installation Guidelines  Each antenna must be installed with 20dB isolation.  Install the antenna in a location with access to the network radio signal.  The Antenna must not be installed inside metal cases. ...

  • Page 64: Gnss Rf Front End Design

    Family Hardware Design Guide FN990 Item Value  Wide-band GNSS: 1559 – 1606 MHz recommended  GPS: 2.046 MHz BW NB GPS (centered on 1575.42 MHz)  Glonass (GLO): Frequency range ~ 8.3 MHz BW (1597.05 ~ 1606 MHz)  BeiDou (BDS): 4.092 MHz BW (1559.05 ~ 1563.14 MHz) ...

  • Page 65: Gnss Characteristics

    Family Hardware Design Guide FN990 Note: Please refer to the FN990 Family AT Commands Reference Guide, 80691ST11097A for detailed information about GNSS operating modes and GNSS antenna selection. GNSS Characteristics The below table specifies the GNSS characteristics and expected performance: Parameters Typical Measurement Notes...

  • Page 66: Mechanical Design

    Family Hardware Design Guide FN990 8. MECHANICAL DESIGN General The FN990 Family module was designed to be compliant with a standard lead-free SMT process. Finishing & Dimensions The FN990 Family module’s overall dimensions are:  Length: 52.00 mm  Width: 30.00 mm ...
  • Page 67 Family Hardware Design Guide FN990 Figure 23: Solder Resist Opening Area and Keep Out Area on Bottom Side In order to guarantee performance and longevity of the end product, the heat generated by the FN990 module must be dissipated. A large solder resist opening area (30*41.7 mm) is provided on the bottom of the FN990 modems for better heat dissipation.

  • Page 68: Application Guide

    Family Hardware Design Guide FN990 9. APPLICATION GUIDE Debug of the FN990 Family Module in Production To test and debug the FN990 Family module integration, it is strongly recommended to add test pins on the host PCB for the following purposes: ...

  • Page 69: Emc Recommendations

    Family Hardware Design Guide FN990 It must be taken into account that the capacitance mainly depends on the application board. Generally, additional capacitance is required when the power line is longer. Furthermore, if the fast power down function is used, additional bypass capacitor should be mounted on the application board.

  • Page 70: Packaging

    Family Hardware Design Guide FN990 10. PACKAGING Tray The FN990 Family modules are packaged on trays of 15 pieces each. These trays can be used in SMT processes for pick & place handling. Figure 24: Tray Packaging 1VV0301752 Rev. 3 Page 70 of 92 2022-10-07 Not Subject to NDA...
  • Page 71 Family Hardware Design Guide FN990 Figure 25: Tray Construction 1VV0301752 Rev. 3 Page 71 of 92 2022-10-07 Not Subject to NDA...

  • Page 72: Approvals Compliance Summary

    Family Hardware Design Guide FN990 11. CONFORMITY ASSESTMENT ISSUES Approvals Compliance Summary Region Americas Country & Type Approval ENACOM ANATEL ISED IFETEL FN990A28 FN990A40 Table 44: Americas Approvals Compliance Summary Region APAC Country & Type Approval JRL / JTBL IMDA FN990A28 FN990A40 Table 47: APAC Approvals Compliance Summary...

  • Page 73: Americas Approvals

    Family Hardware Design Guide FN990 Americas Approvals 11.2.1. USA FCC 11.2.1.1. FCC Certificates https://www.fcc.gov/oet/ea/fccid The FCC Grants can be found here: 11.2.1.2. Applicable FCC Rules Model Applicable FCC Rules FN990A28 47 CFR Part 2, 22, 24, 27, 90, 96 FN990A40 Table 45: Applicable FCC Rules 11.2.1.3.
  • Page 74 Family Hardware Design Guide FN990 This equipment has been tested and found to comply with the limits for a Class B digital device, according to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used per the instructions, may cause harmful interference to radio communications.

  • Page 75: Fcc Antenna Info

    Family Hardware Design Guide FN990 not covered by the modular transmitter grant of certification. If the grantee markets their product as being Part 15 Subpart B compliant (when it also contains unintentional- radiator digital circuity), then the grantee shall provide a notice stating that the final host product still requires Part 15 Subpart B compliance testing with the modular transmitter installed.
  • Page 76 Family Hardware Design Guide FN990 Max Gain for FCC (dBi) Max Gain to meet FCC Max Gain to consider EN-DC Max gain allowed ERP/EIRP and MPE limit Active 10.2 10.2 10.4 Table 51: Max Antenna Gain for FCC in dBi – LTE bands Max Gain for FCC (dBi) Max Gain to meet FCC Max Gain to consider EN-DC...

  • Page 77: Canada Ised

    Family Hardware Design Guide FN990 This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. Labelling requirements for the host device The host device shall be properly labelled to identify the modules within the host device. The certification label of the module shall be clearly visible at all times when installed in the host device, otherwise the host device must be labelled to display the FCC ID of the module, preceded by the words "Contains transmitter module", or the word "Contains",...
  • Page 78 Family Hardware Design Guide FN990 Déclaration d'interférence Interference Statement / This device complies with Industry Canada licence-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.
  • Page 79 Family Hardware Design Guide FN990 Gain maximum pour ISED (dBi) / Gain maximum pour ISDE (dBi) Max Gain to meet IC Max Gain to consider EN-DC Max gain allowed ERP/EIRP and MPE limit Active Table 57: Max antenna gain for ISED in dBi / Gain d'antenne max pour ISED en dBi – LTE bands / Gain maximum pour ISDE (dBi) Gain maximum pour ISED (dBi) Max Gain to meet IC...
  • Page 80 Family Hardware Design Guide FN990 Gain maximum pour ISED (dBi) / Gain maximum pour ISDE (dBi) Max Gain to meet IC Max Gain to consider EN-DC Max gain allowed ERP/EIRP and MPE limit Active Table 58: Max antenna gain for ISED in dBi / Gain d'antenne max pour ISED en dBi –...

  • Page 81: Apac Approvals

    Family Hardware Design Guide FN990 Le module a été évalué dans des conditions mobiles autonomes. Pour des conditions de fonctionnement autres qu'un émetteur modulaire autonome dans un hôte (plusieurs modules transmettant simultanément ou d'autres émetteurs dans un hôte), des tests supplémentaires peuvent être nécessaires (colocalisation, retest…) Si ce module est destiné...

  • Page 82: Jrl/Jtbl Regulatory Notices

    Family Hardware Design Guide FN990 11.3.1.1. JRL/JTBL Regulatory Notices Antenna info According to Japan regulatory rule, module certification is valid only with the specific antennas registered to and approved by Japan Radio Law (JRL) certified body in relation to module certification. Customers who are going to use modules under JRL are responsible to contact Telit technical support or sales to get the list of these antennas.
  • Page 83 Family Hardware Design Guide FN990 Max Gain for RED (dBi) Max Gain to consider Max Gain to consider Ant Gain to meet CE UMTS same Frequency EN-DC Transmit Max gain allowed MPE limit with LTE with WLAN 11.1 10.6 Table 61: Max Antenna Gain for RED in dBi – WCDMA bands Max Gain for RED (dBi) Max Gain to consider Ant Gain to meet CE...

  • Page 84: Rohs And Reach Info

    Family Hardware Design Guide FN990 Max Gain for RED (dBi) Max Gain to consider Ant Gain to meet CE Max Gain to consider EN-DC Transmit Max gain allowed MPE limit EN-DC Active with WLAN 12.0 12.0 12.0 90.1 Table 63: Max Antenna Gain for RED in dBi – NR bands RoHS and REACH Info 11.5.1.

  • Page 85: Product And Safety Information

    Family Hardware Design Guide FN990 12. PRODUCT AND SAFETY INFORMATION Copyrights and Other Notices SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE Although reasonable efforts have been made to ensure the accuracy of this document, Telit assumes no liability resulting from any inaccuracies or omissions in this document, or from the use of the information contained herein.

  • Page 86: Usage And Disclosure Restrictions

    Family Hardware Design Guide FN990 computer programs, including – but not limited to - the exclusive right to copy or reproduce in any form the copyrighted products. Accordingly, any copyrighted computer programs contained in Telit’s products described in this instruction manual shall not be copied (reverse engineered) or reproduced in any manner without the express written permission of the copyright owner, being Telit or the Third Party software supplier.

  • Page 87: Trademarks

    Family Hardware Design Guide FN990 12.2.4. Trademarks TELIT and the Stylized T-Logo are registered in the Trademark Office. All other product or service names are property of their respective owners. 12.2.5. 3rd Party Rights The software may include Third Party’s software Rights. In this case the user agrees to comply with all terms and conditions imposed in respect of such separate software rights.

  • Page 88: Safety Recommendations

    Family Hardware Design Guide FN990 Safety Recommendations Make sure the use of this product is allowed in your country and in the environment required. The use of this product may be dangerous and has to be avoided in areas where: ...

  • Page 89: Glossary

    Family Hardware Design Guide FN990 13. GLOSSARY Carrier aggregation Clock CMOS Complementary Metal – Oxide Semiconductor Data Terminal Equipment EN-DC E-UTRA – NR Dual Connectivity Equivalent Series Resistance E-UTRA Evolved UMTS Terrestrial Radio Access Frequency Division Duplex GPIO General Purpose Input Output High Speed HSDPA High Speed Downlink Packet Access...
  • Page 90 Family Hardware Design Guide FN990 WDMA Wideband Code Division Muliple Access 1VV0301752 Rev. 3 Page 90 of 92 2022-10-07 Not Subject to NDA...

  • Page 91: Document History

    Family Hardware Design Guide FN990 14. DOCUMENT HISTORY Revision Date Changes 2022-10-07 Section 2.2.1 Updated Frequency Bands Section 2.6 Updated RF Performance Section 2.4 PCIe Gen 4 -> PCIe Gen 3 Section 3.1 Updated 3.1 Pin-out Section 3.3 Updated 3.3 Pin Layout Section 4.2 Updated Power consumption Section 6.3.1.2.1 Added PCIe Layout Guidelines Section 6.3.1.3.1 Added USB Layout Guidelines...

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