USER MANUAL USER MANUAL WN7911A-LF MPN F0ILF7911000J (Hirose 1.5 mm Connector) 1x1 Single Band 802.11 b/g/n WiFi Module V 1.2 .
USER MANUAL Introduction 1.1 Introduction WN7911A-LF is a 1x1 single-band 2.4GHz IEEE 802.11 b/g/n WiFi module with on-board PCB printed antenna. WN7911A-LF attains the data transmission speed up to 150 Mbps and provide SDIO physical interface to the board for WiFi.
USER MANUAL 2 Bill of Material Item QTY Reference Part C3,C5,C7,C11,C13, 1 10 Description Vendor P/N C SMD CER 0.1uF 10% 16V X7R 0402 T0.5 HF Manufacturer MURATA 0.1uF C16,C17,C19,C23,C25 2 3 C4,C6,C8 3 7 10uF C SMD CER 10uF 20% 6.3V X5R 0603 T0.8mm HF CC0603MRX5R5BB106 YAGEO C SMD CER 2.2uF 10% 6.3V X5R 0603 T0.8mm LT/LF 0603X225K6R3CT WALSIN C9,R19,R20,R21,R22, DNI R23,R26 C10,C12,C14,C18,C20, 4 8 2.2uF C22,C24,C26 5 1 R17 0 OHM RES SMD 0ohm 1/16W 0402 T0.
USER MANUAL 3 Pin Definition WN7911A-LF Pin # Type Description 1 P 2 I/O SDIO Data Line 2 3 I/O SDIO Clock 4 P Ground 5 P Ground 6 I System Reset 7 I/O SDIO Data Line 0 8 I/O SDIO Command 9 P Ground 10 P Ground 11 I/O SDIO Data Line 1 12 I/O SDIO Data Line 3 13 P SDIO_VCC 3.3V 14 P SDIO_VCC 3.
USER MANUAL 4 SiP Module 4.1 General Overview Item Description SiP Module Dimension 10mm x 10mm x 1.2mm Chipset Broadcom BCM4319 1x1 Single Band (2.4GHz) 802.11n MAC/BB/RF on single chip with integrated CMOS PA. Module Interface SDIO (4-bit) Module Pin Connection 48-pin LGA 4.2 SiP Module Architecture 4.2.
USER MANUAL 4.3 Outline Drawing 4.3.1 Top Side View 4.3.2 Bottom Side View 4.4 Dimension, Marking and Pin Layout 4.4.
USER MANUAL 4.4.2 Top Side View 4.4.
USER MANUAL 4.4.4 Bottom Side Ground Pad (Top View) 4.4.
USER MANUAL 4.5 Pin # Pin Description Pin I/O Type Type Terminal Name Description Indicates that the coexistent BT is active: 1 BTCX_RF_ACTIVE Signal I 2 BTCX_STATUS Signal I 3 USB_AVDD12 Power I USB Phy core 1.2V supply 4 USB_AVDD25 Power I USB Phy analog 2.5V supply 5 USB_AVDD33 Power I USB Phy analog 3.
USER MANUAL Internal PALDO output or feedback of output 20 VDD_3.3V Power O 21 GPIO_0 Signal 22 VDD_2.5V Power O 2.5V LDO2p5 output 23 GND Power I Ground 24 VLX Power O Core buck regulator: Output to inductor 25 VIN_3V_5V Power I I/O from external PNP General-purpose interface pins. Battery supply input for PALDO; Core buck regulator: Battery voltage input 26 GPIO_2 Signal I/O General-purpose interface pins.
USER MANUAL 1.2V supply for PLL; 40 VDD_PLL Power I 1.2V crystal oscillator filtered power supply 41 GND Power I 42 VDD_RADIO_PLL_I Power I 43 GND Power I Ground 44 GND Power I Ground 45 GND Power I Ground 46 ANT Signal Antenna port 47 GND Power I I/O Ground 1.2V supply for radio transmit and receive sections Ground RF I/O supply (2.6V to 3.3V); 48 VDD_3.3V Power I 3.3V OTP power supply (no lower than 3.0V); 3.
USER MANUAL 4.6 Bill of Materials 5 Software 5.1 Driver Support Android v2.2 – v4.0 Linux v2.6.29 – v2.6.
USER MANUAL 6 Specifications 6.1 6.2 Frequency Band: 802.11n Radio: 2.4 GHz 802.11b/g Radio: 2.4 GHz Transmit Power and Sensitivity: TX Output Power: 11b 16 +/- 1 dBm 11g 14 +/- 1 dBm 11n 13 +/- 1 dBm RX Sensitivity: -86 dBm @ 11 Mbps -72 dBm @ 54 Mbps -68 dBm @ 64-QAM, 20 MHz channel spacing 6.3 Modulation DBPSK @1 Mbps DQPSK @2 Mbps CCK @5.5/11 Mbps BPSK @6/9 Mbps QPSK @12/18 Mbps 16-QAM @24 Mbps 64-QAM @48/54 Mbps and above, up to 300 Mbps 6.
USER MANUAL 6.5 6.6 Module Dimension & Tolerance 18 +/- 0.1mm (W) X 25 +/- 0.1mm (L) X 2.4 +/- 0.1mm (H) Temperature and Humidity Operating Temperature: 0 ~ 40 oC Storage Temperature: -10 ~ 70 oC Humidity: 5 ~ 90% and must be non-condensing 6.7 Regulatory and Certification Compliance FCC & CE Compliance The drawings, specifications and the data contain herein are the exclusive property of Arcadyan Technology Corp.
USER MANUAL Federal Communication Commission Interference Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.
USER MANUAL This device is intended only for OEM integrators under the following conditions: 1) The antenna must be installed such that 20 cm is maintained between the antenna and users, and 2) The transmitter module may not be co-located with any other transmitter or antenna. As long as 2 conditions above are met, further transmitter test will not be required.
