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Quectel FC909A Manual

Quectel FC909A Manual

Wi-fi&bluetooth module
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FC909A
Hardware Design
Wi-Fi&Bluetooth Module Series
Version: 1.0.0
Date: 2022-01-13
Status: Preliminary

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Summary of Contents for Quectel FC909A

  • Page 1 FC909A Hardware Design Wi-Fi&Bluetooth Module Series Version: 1.0.0 Date: 2022-01-13 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, Shanghai...
  • 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 shall notify users and operating personnel of the following safety information by incorporating these guidelines into all manuals of the product. 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 Macky XU 2022-01-13 Creation of the document Macky XU 1.0.0 2022-01-13 Preliminary FC909A_Hardware_Design 4 / 49...

  • 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 Introduction ............................9 1.1. Special Mark ........................... 13 Product Overview ..........................14 2.1. General Description ........................ 14 2.2.
  • Page 7 Wi-Fi&Bluetooth Module Series 4.4. RF Connector Recommendation .................... 36 Electrical Characteristics & Reliability ..................38 5.1. Electrical Characteristics ......................38 5.2. I/O Interface Characteristics ....................39 5.3. Power Consumption ....................... 39 5.4. RF Performance ........................40 5.4.1. Wi-Fi Performance ...................... 40 5.4.2.
  • Page 8 Table 19: XTAL_IN/OUT Parameter Definition ..................31 Table 20: Pin Definition of GPIOs ......................31 Table 21: Pin Definition of RF Antenna Interfaces ................... 32 Table 22: FC909A Operating Frequency ....................32 Table 23: Antenna Cable Requirements ....................35 Table 24: Antenna requirements ......................35 Table 25: Absolute Maximum Ratings .....................
  • Page 9 Figure 18: Bottom Dimension ........................43 Figure 19: Recommended Footprint (Top View)..................44 Figure 20: Top and Bottom Views of FC909A ..................45 Figure 21: Recommended Reflow Soldering Thermal Profile ..............47 Figure 22: Carrier Tape Dimension Drawing ..................49 Figure 23: Plastic Reel Dimension Drawing ..................

  • Page 10: Introduction

    Wi-Fi&Bluetooth Module Series Introduction This document defines the FC909A and describes its air interfaces and hardware interfaces which are connected with your application. This document can help you quickly understand module interface specifications, electrical and mechanical details, as well as other related information of the module. Associated with application notes and user guides, you can use FC909A to design and set up applications easily.
  • Page 11 Important Note notice that any deviation(s) from the defined parameters of the antenna trace, as described by the instructions, require that the host product manufacturer must notify to Quectel Wireless Solutions Co., Ltd that they wish to change the antenna trace design. In this case, a Class II permissive change application is required to be filed by the USI, or the host manufacturer can take responsibility through the change in FCC ID (new application) procedure followed by a Class II permissive change application.
  • Page 12 Wi-Fi&Bluetooth Module Series Le présent appareil est conforme aux CNR d’ ISED applicables aux appareils radio exempts de licence. L’exploitation est autorisée aux deux conditions suivantes : (1) le dispositif ne doit pas produire de brouillage pré judiciable, et (2) ce dispositif doit accepter tout brouillage reç u, y compris un brouillage susceptible de provoquer un fonctionnement indé...
  • Page 13 Wi-Fi&Bluetooth Module Series autorisation distincte au Canada. End Product Labeling This transmitter module is authorized only for use in device where the antenna may be installed such that 20 cm may be maintained between the antenna and users. The final end product must be labeled in a visible area with the following: “Contains IC: 10224A-2022FC909A”.

  • Page 14: Special Mark

    Wi-Fi&Bluetooth Module Series 1.1. Special Mark Table 1: Special Mark 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;...

  • Page 15: Product Overview

    Bluetooth 5.1 standard which enables seamless integration of WLAN and Bluetooth low energy technologies. With a SDIO 2.0 interface for WLAN, a UART and a PCM interface for Bluetooth, FC909A can provide WLAN and Bluetooth functions. 2.2. Key Features The following table describes the key features of FC909A.
  • Page 16 Wi-Fi&Bluetooth Module Series 2.4 GHz:  802.11b/11 Mbps: 16 dBm ± 1.5 dBm Wi-Fi Transmitting Power  802.11g/54 Mbps: 15 dBm ± 1.5 dBm  802.11n/HT20 MCS7: 14 dBm ± 1.5 dBm  Wi-Fi Operation Mode  DSSS, OFDM, DBPSK, DQPSK, CCK, BPSK, QPSK, 16QAM, Wi-Fi Modulation 64QAM WLAN Application Interface...

  • Page 17: Evb

    FC909A supports internal crystal or external crystal. 2.3. EVB To help customers to develop applications with FC909A, the evaluation board tools include EVB board (FC909A-M.2 and corresponding TE-A), USB 2.0 data cable, antenna and other external devices used to control and test the module. For details, see document [1].

  • Page 18: Application Interfaces

    Wi-Fi&Bluetooth Module Series Application Interfaces 3.1. General Description FC909A is equipped with 44 LCC pins. The subsequent chapters will provide a detailed introduction to the following function, pins and interfaces of the module:  Power supply  WLAN application interfaces ...
  • Page 19 Wi-Fi&Bluetooth Module Series Table 4: Pin Description Power Supply Pin Name Pin No. Description Comment Power supply for the VBAT module Power supply for VDDIO module’s I/O pins Internal buck output for VIN_LDO_OUT the module Internal buck input for VIN_LDO the module 1, 3, 20, 31, 33, 36 WLAN Application Interface...
  • Page 20 GPIO2 input/output RESERVED Pin Name Pin No. Comment 4, 5, 8, 29, 30, 32, 35, 37, 38 RESERVED Keep them open. JTAG mode can be configured through GPIO1/GPIO2. If you need, please contact Quectel Technical Supports. FC909A_Hardware_Design 19 / 49...

  • Page 21: Power Supply

    1, 3, 20, 31, 33, 36 Ground FC909A is powered by VBAT. It is recommended to use a power chip with a maximum output current of more than 0.5 A. To ensure better power supply performance, it is recommended to parallel 100 μF decoupling capacitors and 1 μF and 100 nF filter capacitors near the input of the module’s VBAT.

  • Page 22: Buck Circuit Pins

    Wi-Fi&Bluetooth Module Series The following figure shows the recommended power on/off sequences for the module: Figure 2: Power On Timing It is recommended that VBAT shall be powered on no later than VDDIO. 3.3.2. Buck Circuit Pins Table 6: Definition of Buck Circuit Pins Pin Name Pin No.

  • Page 23: Wlan Application Interfaces

    WLAN_EN WLAN_WAKE WLAN_WAKE Figure 4: WLAN Application Interfaces Connection 3.4.1. SDIO Interface FC909A is used for SDIO 2.0 interface, supports 1-bit mode or 4-bit mode (automatic detection when SDIO link). SDIO interface definition is as follows: FC909A_Hardware_Design 22 / 49...
  • Page 24 SDIO command SDIO_CLK SDIO clock SDIO clock SDIO_DATA0 SDIO data bit 0 SDIO data bit 0 SDIO_DATA1 SDIO data bit 1 The following figure shows the SDIO interface connection between FC909A and host. VDDIO SDIO_CLK SDIO_CLK SDIO_CMD SDIO_CMD Host FC909A SDIO_DATA0...

  • Page 25: Wlan_En

     SDIO_DATA2 requires an external 10 kΩ resistor to be pulled up to VDDIO, and maintains a high level during the process of powering on the FC909A.  SDIO signal traces need to be treated with equal length (the distance between the traces is less than 1 mm).
  • Page 26 Wi-Fi&Bluetooth Module Series Table 10: Pin Definition of WLAN_WAKE Pin Name Pin No. Description Comment VDDIO power domain. WLAN_WAKE Wake up the host by WLAN If unused, keep it open. FC909A_Hardware_Design 25 / 49...

  • Page 27: Introduction Of Wlan Pin Multiplexing Function

    Wi-Fi&Bluetooth Module Series 3.4.4. Introduction of WLAN Pin Multiplexing Function Table 11: Pin Setting Description SDIO_DATA2 Mode Note SPI* Sampling at power-on reset. SDIO As shown in the table above, SDIO and SPI* modes can be configured through SDIO_DATA2. Table 12: Pin Definition of SDIO Interface Pin Name Pin No.

  • Page 28: Bluetooth Application Interfaces

    Figure 6: Block Diagram of Bluetooth Application Interfaces Connection 3.5.1. UART FC909A supports an HCI UART as defined in Bluetooth Core Specification Version 5.1. The UART supports hardware flow control, and it is used for data transmission with the host. It supports up to 4.0 Mbps baud rates.

  • Page 29: Bt_En

    Wi-Fi&Bluetooth Module Series The voltage range of the Bluetooth UART of FC909A is determined by VDDIO. It is necessary to pay attention to whether the voltage range of the host and FC909A Bluetooth UART is consistent. If necessary, voltage-level translator shall be adopted.

  • Page 30: Bt_Wake_Host And Host_Wake_Bt

    PCM_DOUT PCM data output PCM_CLK PCM clock VDDIO power domain. PCM_DIN PCM data input PCM_SYNC PCM data frame sync The following figure shows the PCM interface connection between FC909A and the host. PCM_CLK PCM_CLK FC909A Host PCM_SYNC PCM_SYNC PCM_DOUT PCM_DIN...

  • Page 31: Other Interfaces

    The 32.768 kHz sleep clock is used in low power modes, such as IEEE power saving mode and sleep mode. It serves as a timer to determine when to wake up the FC909A to receive signals in various power saving schemes, and to maintain basic logic operations when the module is in sleep mode.

  • Page 32: Gpios

    Frequency tolerance Initial + over temperature 3.6.3. GPIOs GPIO1/GPIO2 are function configuration pins, which can be used to enter JTAG mode. If you need, please contact Quectel Technical Supports. Table 20: Pin Definition of GPIOs Pin Name Pin No. Description...

  • Page 33: Rf Antenna Interfaces

    2.402–2.480 4.1.2. Reference Design FC909A provides an RF antenna pin for Wi-Fi/Bluetooth antenna connection. The RF trace in host PCB connected to the module’s RF antenna pin shall be microstrip line or other types of RF trace, with characteristic impendence close to 50 Ω. FC909A comes with grounding pins which are next to the antenna pin in order to give a better grounding.

  • Page 34: Reference Design Of Rf Routing

    Wi-Fi&Bluetooth Module Series D1 shall be placed as close to the antenna as possible. The NM in the figure below is not attached by default. ANT_WIFI0/BT R1 0R C1 NM C2 NM L1 NM D1 NM C3 NM Figure 9: Reference Circuit for RF Antenna Interface 4.2.
  • Page 35 Wi-Fi&Bluetooth Module Series Figure 11: Coplanar Waveguide Design on a 2-layer PCB Figure 12: Coplanar Waveguide Design on a 4-layer PCB (Layer 3 as Reference Ground) Figure 13: Coplanar Waveguide Design on a 4-layer PCB (Layer 4 as Reference Ground) To ensure RF performance and reliability, the following principles shall be complied with RF layout design: ...

  • Page 36: Requirements For Antenna Design

    Wi-Fi&Bluetooth Module Series connected to ground.  The distance between the RF pins and the RF connector should be as short as possible, and all the right-angle traces should be changed to curved ones.  There should be clearance under the signal pin of the antenna connector or solder joint. ...

  • Page 37: Rf Connector Recommendation

    Wi-Fi&Bluetooth Module Series 4.4. RF Connector Recommendation If RF connector is used for antenna connection, it is recommended to use the U.FL-R-SMT connector provided by HIROSE. Figure 14: Dimensions of the U.FL-R-SMT Connector (Unit: mm) U.FL-LP serial connectors listed in the following figure can be used to match the U.FL-R-SMT. Figure 15: Mechanicals of U.FL-LP Connectors FC909A_Hardware_Design 36 / 49...
  • Page 38 Wi-Fi&Bluetooth Module Series The following figure describes the space factor of mated connector. Figure 16: Space Factor of Mated Connector (Unit: mm) For more details, please visit https://www.hirose.com. FC909A_Hardware_Design 37 / 49...

  • Page 39: Electrical Characteristics & Reliability

    Wi-Fi&Bluetooth Module Series Electrical Characteristics & Reliability 5.1. Electrical Characteristics Absolute maximum ratings for power supply and voltage on digital and analog pins of the module are listed in the following table . Table 25: Absolute Maximum Ratings Parameter Min. Max.

  • Page 40: I/O Interface Characteristics

    Wi-Fi&Bluetooth Module Series 5.2. I/O Interface Characteristics The following table shows the general DC electrical characteristics over recommended operating conditions (unless otherwise specified). Table 27: General DC Electrical Characteristics for 1.8 V Domain Symbol Parameter Min. Max. Unit High-level Input Voltage 0.65 ×...

  • Page 41: Rf Performance

    TX MCS0 @ 14 dBm 802.11n (HT20) TX MCS7 @ 14 dBm 5.4. RF Performance The following tables summarize the transmitting and receiving performances of FC909A. 5.4.1. Wi-Fi Performance Table 30: Conducted RF Output Power at 2.4 GHz Wi-Fi Description Min.

  • Page 42: Ble Performance

    Wi-Fi&Bluetooth Module Series 802.11n, HT20 @ MCS7 5.4.2. BLE Performance Table 32: BLE Transmitting and Receiving Performance Description Transmitting Power (Typ.) Receiving Sensitivity (Typ.) Unit EDR (π/4-DQPSK) EDR (8DPSK) 5.5. ESD Protection The module is not protected against electrostatics discharge (ESD) in general. Consequently, it is subject to ESD handling precautions that typically apply to ESD sensitive components.

  • Page 43: Mechanical Information

    Wi-Fi&Bluetooth Module Series Mechanical Information This chapter describes the mechanical dimensions of FC905A. All dimensions are measured in millimeter (mm), and the dimensional tolerances are ±0.2 mm unless otherwise specified. 6.1. Mechanical Dimensions Pin 1 Figure 17: Top and Side Dimensions FC909A_Hardware_Design 42 / 49...
  • Page 44 Wi-Fi&Bluetooth Module Series Pin 1 Figure 18: Bottom Dimension NOTE The package warpage level of the module conforms to JEITA ED-7306 standard. FC909A_Hardware_Design 43 / 49...

  • Page 45: Recommended Footprint

    Wi-Fi&Bluetooth Module Series 6.2. Recommended Footprint Figure 19: Recommended Footprint (Top View) NOTE Keep at least 3 mm between the module and other components on the motherboard to improve soldering quality and maintenance convenience. FC909A_Hardware_Design 44 / 49...

  • Page 46: Top And Bottom Views

    6.3. Top and Bottom Views Figure 20: Top and Bottom Views of FC909A NOTE Images above are for illustration purpose only and may differ from the actual module. For authentic appearance and label, refer to the module received from Quectel. FC909A_Hardware_Design 45 / 49...

  • Page 47: Storage, Manufacturing & Packaging

    Wi-Fi&Bluetooth Module Series Storage, Manufacturing & Packaging 7.1. 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 shall be 23 ± 5 ° C and the relative humidity shall be 35–60 %.

  • Page 48: Manufacturing And Soldering

    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. All modules must be soldered to PCB within 24 hours after the baking, otherwise put them in the drying oven.
  • Page 49 4. Avoid using ultrasonic technology for module cleaning since it can damage crystals inside the module. 5. Due to the complexity of the SMT process, please contact Quectel Technical Supports in advance for any situation that you are not sure about, or any process (e.g. selective soldering, ultrasonic soldering) that is not mentioned in document [3].

  • Page 50: Packaging Specifications

    Wi-Fi&Bluetooth Module Series 7.3. Packaging Specifications The module adopts carrier tape packaging and details are as follow: 7.3.1. Carrier Tape Dimension details are as follow: Figure 22: Carrier Tape Dimension Drawing Table 35: Carrier Tape Dimension Table (Unit: mm) 0.35 12.4 12.4 11.5...

  • Page 51: Packaging Process

    Wi-Fi&Bluetooth Module Series Table 36: Plastic Reel Dimension Table (Unit: mm) øD1 øD2 24.5 7.3.3. Packaging Process Place the module into the carrier tape and use the cover tape to cover it; then wind the heat-sealed carrier tape to the plastic reel and use the protective tape for protection.

  • Page 52: Appendix References

    Wi-Fi&Bluetooth Module Series Appendix References Table 37: Related Documents Document Name Quectel_UMTS&LTE_EVB_User_Guide Quectel_RF_Layout_Application_Note Quectel_Module_Secondary_SMT_Application_Note Table 38: Terms and Abbreviations Abbreviation Description Access Point Bluetooth Low Energy BPSK Binary Phase Shift Keying Bluetooth Complementary Code Keying Clear To Send DQPSK Differential Quadrature Reference Phase Shift Keying GATT Generic Attribute Profile Ground...
  • Page 53 Wi-Fi&Bluetooth Module Series Mbps Million Bits Per Second Quadrature Amplitude Modulation QPSK Quadrature Phase Shift Keying Radio Frequency RoHS Restriction of Hazardous Substances Spike-triggered average Request to Send Receive Data To Be Determined Transmit Data UART Universal Asynchronous Receiver/Transmitter Universal Serial Bus Maximum High-level Input Voltage Minimum High-level Input Voltage Maximum Low-level Input Voltage...

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