54321I2C_SCLKWPSLEDWLAN_LEDVDD33J1DI2C_SDREF_CLK0_OUTLINE4LINK3LINK2LINK1LINK0GND13579112R9090R12R9100R12R91122RI2C_SCL_CodecI2C_SDA_CodecREFCLK0_OUTC976NIDUART_RXUART_TX1234SIP4UARTJP124681023.3VDI2C_SDA_CodecI2SWS13579JP2246810I2SSDII2SSDOI2SSCLKREFCLK0_OUTI2C_SCL_CodecI2SSDOI2SSCLKI2SWSI2SSDIUART_TXUPHY0_PADPUPHY0_PADMHEADER 5X2HEADER 5X2CRST_PBCUART_RXWPS_PBCExternal I2S Module ConnectorCUSB12625414843443231353637384546473940C-UBR27-00-00GND6CGI2S_SDOI2S_CLKI2S_WSI2S_SDILED/WPSLED/WLEDLED/LINE4LED/LINE3LED/LINE2LED/LINE1LED/LINE0WPSUART_RXUART_TXUSB_DPUSB_DMRESETCGGD+D-V+4321UPHY0_PADPUPHY0_PADM5V_USB221UC15pF/NI12UC25pF/NID3D42SD_CLKSD_CDSD_D3SD_CMDSD_D2SD_WPSD_D1SD_D0VDD50VDD50VDD33VDD33RX_P2RX_N2TX_P2TX_N2RX_P1RX_N1TX_P1TX_N1RX_P0RX_N0TX_P0TX_N0GNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGND51GND134211234567891023243334425152495027282930192021221718151611121314GNDV-PORT/NIGNDV-PORT/NIBBU1SKW77VDD50P0_TX-P0_TX+P0_RX-P0_RX+P1_TX-P1_TX+P1_RX-P1_RX+P2_TX-P2_TX+P2_RX-P2_RX+C710uF+/-20%6.3VC80.1uF+/-10VSD_D0SD_D1SD_WPSD_D2SD_CMDSD_D3SD_CDSD_CLKTitleC910uF+/-20%6.3VC100.1uF+/-10VVDD33AASKW77 Reference SchematicSizeBDate:2Document NumberSKW77_EVB_01_ModuleFriday, December 16, 2016Sheet1RevV1.01of4543543215V86432157DSHDSHDGNDDATA+DATA-VCCSHDSHDJ4KS-001V-ANW-LVR2D5V inputJ45PJ-102AH1321F12A214TVS1NC+C918100uF25V+/-20%R110+/-5%1/16W+C101210uF25V+/-20é1710431R9SW/3P/DIP10K+/-5%1/16WSW1212L9LX32.2uHFB/VOUT5C142No LoadC1400.1uFR169450K+/-1%1/16WVDD33+C110uF16V+/20%VINGNDENSY8008-3.3V2R170100K+/-1%1/16WCC31SW22+C4100uF16V+/20%+C510uF16V+/20?0.1uFVDD50SW/3P/DIP3.3VD3.3VD111111BR37710K22R37610K2R37510K2R37410K2R37310K1987251J44SD_D3VDDSD_D2SD_D1SD_CDSD_D0SD_WPSD_CMDVSSSD_CLKVSSGND1GND243.3VD2R37810K2R37910KBSD_D3SD_D2SD_D1SD_D0SD_CMDSD_CLK1C275NICDSD_CDWPSD_WP63GND1GND22SD Card Slot7SDCN-B0-1X14-SD Card Slot/NI/SLTAATitleSKW77 Reference SchematicSizeBDate:5432Document NumberSKW77_EVB_02_PowerFriday, December 16, 2016Sheet1RevV1.02of454321DD3.3VDD6[2,10]WLAN_LEDWLAN_LEDC175C1681210pF10.1uF/NI1R3710.1uF/NI1R82720 ohm/NIGNDD4021WPSLED2SEC_LED212LEDD391LED/NISECLED1R8262300 ohm/NI1R372330/NI21WLED1R1553302Wireless ACT LEDWPS PBC[4]WPS_PBCWPS_PBCS22[4,10]SPI_HOLDSecurity LEDGNDC169GND20 ohm/NI1234SW/4P/DIP/TC-1008GNDGND[4,10]SPI_WPC1R8242300 ohm/NILED/NIWPS LEDCGND3.3VD1R1590 ohmD72PWRLED21LEDPOWERLED1R1583302System/Power LED[4]RST_PBCRST_PBCS3GNDBSMD LEDD821LEDLANLED41R16033023.3VDSoftware Reset/Factory Default1234BSW/4P/DIP/TC-1008[6]LINK41LINK4C1700.1uF/NID92C1710.1uF/NID1012C1720.1uF/NILAN4 Port LEDGND2[6]LINK31LINK3GND1LEDLANLED31R1633301R1653301R1663301R1673302LAN3 Port LEDLAN2 Port LEDLAN1 Port LEDWAN Port LEDTitleA2[6]LINK2LINK2GND1LEDD11LANLED222[6]LINK11LINK1GND2C1730.1uF/NI1LEDD12LANLED1221A[6]LINK0LINK0GND2C1740.1uF/NI1LEDWANLED22GNDSizeBDate:5432SKW77 Reference SchematicDocument NumberSKW77_EVB_03_LEDFriday, December 16, 2016Sheet1RevV1.03of454321PCB Footprint and Dimensions DDU1387654321161514131211109CMT1MB1-MB1+MA1-MA1+CA8A7A6A5A4A3A2A1B8B7B6B5B4B3B2B1C8C7C6C5C4C3C2C1D8D7D6D5D4D3D2D1RJ45-4*12R11575124232221201918173231302928272625CMT0MB0-MB0+MA0-MA0+2R118751NCNC3334CU14[6]RXIM1[6]RXIP1P1_RX-P1_RX+CAP2[6]TXOM1[6]TXOP1[6]RXIM2[6]RXIP2P1_TX-P1_TX+P2_RX-P2_RX+CAP4[6]TXOM2[6]TXOP2P2_TX-P2_TX+12345678910HN2066CGC1150.1uFT/RR/TDXT/RR/T20191817161514131211MA1-MA1+CMT1P1MB1-MB1+MA0-MA0+CMT0MB0-MB0+1C1132CHGNDRJ45/DIP/32P/52-1X4-4C-001000pF/2KV/NILAN1C1140.1uF2GNDGND21BGNDGNDC12520 ohm/SBC216120 ohm/SBC1161210 ohm/SBC117120 ohm/SBU1516RXTX14131210hn1674CGRJ45/DIP/8P/52-8P4C-02C1232MA4-MA4+CMT4MB4-MB4+MA4+MA4-MB4+CMT42R121MB4-123456781C11820 ohm/SBC11920 ohm/SBC12020 ohm/SBC122120 ohm/SBBU16[6]RXIM0[6]RXIP0[6]TXOM0[6]TXOP0P0_RX-P0_RX+P0_TX-P0_TX+1C1210.1uF1CHGNDCAP3134571DX17512GNDWAN(Port 0)GND1000pF/2KV/NIGNDGNDAATitleSKW77 Reference SchematicSizeCDate:5432Document NumberSKW77_EVB_04_RJ45Thursday, February 01, 20181CHGNDRevV1.0Sheet4of4
Pin Description
1 SD_CLK 2 SD_CD 3 SD_D3 4 SD_CMD 5 SD_D2 6 SD_WP 7 SD_D1 8 SD_D0
11 WAN_PORT0_RX+ 12 WAN_PORT0_RX- 13 WAN_PORT0_TX+ 14 WAN_PORT0_TX- 15 LAN_PORT1_TX+ 16 LAN_PORT1_TX- 17 LAN_PORT1_RX+ 18 LAN_PORT1_RX- 19 LAN_PORT2_RX+ 20 LAN_PORT2_RX- 21 LAN_PORT2_TX+ 22 LAN_PORT2_TX- 25 USB - 26 USB + 27 VDD_3.3V 28 VDD_3.3V 31 UART_TX 32 UART_RX 35 I2S_SDO 36 I2S_SCLK 37 I2S_WS 38 I2S_SDI
39 WPS_CONFIG 40 RESET_CONFIG 41 WP_LED 43 LINK4_LED 44 LINK3_LED 45 LINK2_LED 46 LINK1_LED 47 LINK0_LED 48 WL_AN_LED 51 VDD_5.0V 52 VDD_5.0V
9/10/23/24/29/30/33/34/42/49/50SD clock.
SD card detection. SD data line3. SD Command line. SD data line2. SD write protect. SD data line1. SD data line0.
10/100 PHY WAN port #0 RXP 10/100 PHY WAN port #0 RXN 10/100 PHY WAN port #0 TXP 10/100 PHY WAN port #0 TXN 10/100 PHY port #1 TXP 10/100 PHY port #1 TXN 10/100 PHY port #1 RXP 10/100 PHY port #1 RXN 10/100 PHY port #2 RXP 10/100 PHY port #2 RXN 10/100 PHY port #2 TXP 10/100 PHY port #2 TXN
USB signal, carries USB data to and from the USB 2.0 PHY USB signal, carries USB data to and from the USB 2.0 PHY 3.3V input 500mA, recommended voltage 3.3V,Min3.0V, MAX 3.6V 3.3V input 500mA, recommended voltage 3.3V,Min3.0V, MAX 3.6V UART Serial Data Output UART Serial Data Input IIS Data Output.
IIS clock. In master mode the pin data direction is set output, in slave mode it is set to input.
IIS Channel Selection. In master mode the pin data direction is set output, in slave mode it is set to input. IIS Data Input.
Module WPS Input(Active Low Status) Module Reset Input(Active Low Status) WPS LED WAN LED
LAN_PORT4_LED. LAN_PORT3_LED LAN_PORT2_LED LAN_PORT1_LED WLAN LED
5.0V input 1000mA, recommended voltage 5.0V,Min3.3V, MAX 5.2V5.0V input 1000mA, recommended voltage 5.0V,Min3.3V, MAX 5.2VGROUND
SKW77 应用参考原理图
