資料課件講義savin1ec20-usb 規(guī)格書

1、EC20-USB 頂層視圖 :z:7中 (/)。氣 r.1l!J _-呂CJ 巨B”I巨回 I_C-哩l 匣_匾闌國闌GPSrI I巨引匣 B哩 r.1l!Jr1r1_匣l 哩 巨回 DIVECL TEP20-USB-1(190730). -Wed Aug 14 16:44:18 2019底層視圖 I“甲門 工 GND a1 闌lillil。 呾 l! J 圍上耐 問一 匣 11111D+ D- 5V -石 1 ”“匾配巨司 匣回 E E E 巨巨lJ.r 石動巨機巨一 匾巴ri1掃r日1正r1“ri1 I I 石l巨日巨已 l!JL 由rl!J1 I ITX RX GND 5VI I I I

2、ECLTEP20-USB-1(190730).Wed Aug 14 16:45:17 2019結(jié)構(gòu)圖 1 ,0 .5-30.00。24.20lAl-.咖- l 尸5 .2 0 0 ,.29 0 4 .4 0 05 .2 0 0義 .t.,l，。-2.90豈。 , 92 f - 。 2 1 2 1 11 D1 2 R17 5.6k2 1 1 R18 300K2 1 Q12 1 R21 10k 2 1VDD_EXTR20 62KVBUS 1 2 1k R14 R13 10k Q5 2 1 VBATD2 2 1 D3 1 2 1 R6 10K 2 1 2 VBAT 116 RESERVED 115

3、USB_BOOT 19 GND 20 RESET_N 21 PWRKEY 22 GND 23 SD_INS_DET 24 PCM_IN 25 PCM_OUT 26 PCM_SYNC 27 PCM_CLK 28 SDC2_DATA3 29 SDC2_DATA2 30 SDC2_DATA1 31 SDC2_DATA0 32 SDC2_CLK 33 SDC2_CMD VDD_SDIO 35 ANT_DIV 36 GND RESERVED 114 RESERVED 113 GND 72 USB_VBUS 71 R7 10KUSB_DM 2 1 70USB_DP 69 RXD 68 TXD 67 DTR

4、 66 RTS RXD TXD UART_DTRCTS 64 DCD 63 RI 62 STATUS 61 VBAT_BB 60 VBAT_BB 59 VBAT_RF 58 VBAT_RF 57 GND 56 RESERVED 55 UART_DCD 1 21 3 15KR122 1 2 4 21 5 VDD 2 16 ANT_DIV 2 11 2 1 2 C200402 100NF 1 L2 2 IPEX IPEX U3 U5 1 2 1 2 IPEX U6 654321REVISION RECORD LTR ECO NO: APPROVED: DATE: DDUSB_DP 2 22R 1

5、3CON1 TXDMCU-TXDUSB_DM 2 1 R4 22R 4 6 3 2 1 MCU-TXD VBAT VBAT MCU-RXD 1 2 0R/NC R22VBAT VBUS VDD_EXT 85GND RESERVED 140861GND BT_EN 139WAKEUP_IN GND 5487GND COEX_UART_TX 1382AP_READY GND 5334RXD MCU-RXD RESERVED W_DISABLE# 56GND GND 50 5288GND 89COEX_UART_RX 13613751GND WLAN_EN 90 GND 91 GND WAKE_ON

6、_WIRELESS 135NET_MODE GND 49 134NET_STATUS ANT_MAIN ANT_MAIN 92 SDC1_CMD SDC1_CLK 1331 0R/NC R232 7 48GND Q2VDD_EXT GND 93 VDD_EXT 141 144GND C3RESERVED 0100NF142 RESERVED RESERVED 143 RESERVED 94 GND C8 U1-A GND ANT_GNSS GND 47 46 ANT_GNSS95 GND GND 97 GND 96 SDC1_DATA0 131 SDC1_DATA1 130 SDC1_DATA

7、2 129 9SDC1_DATA3 GND128 USIM2_VDD 132CCON310 11 12 USIM_GND ADC0 DBG_RXD ADC1 45 44 43 9899GND PM_ENABLE 127GNDSGMII_RX_M 126DBG_TXD RESERVED 3 5 6 1 USIM_PRESENCE 13100 GND EC20_R2.1 SGMII_RX_P 125 USIM_PRESENCE I2C_SDA 427 4 8 5 2 6 3 USB_DP 14USB_DM USIM_DATA USIM_CLK 16USIM_CLK I2C_SCL 40BT_CTS

8、 BT_RXD 38 BT_TXD 37 BT_RTS 101 GND 102 GND 103 GND 124U1-B SGMII_TX_P USIM_VDD USIM_VDD 41SGMII_TX_M 12315USIM_DATA 1224 39104 USIM_RST 17 GND SGMII_MCLK 121 SGMII_MDATA USIM_RST 105 120 CON2 18 RESERVED GND EPHY_INT_N 106 GND EPHY_RST_N 119 107 GND 108 GND 118WLAN_SLP_CLK VDD_EXT EC20_R2.1 109 GND

9、 110 GND RESERVED GND 112 GND 111 1174.7K/NC2 1 VBATR192.2uH L1 VBUS R8 0R1 2 2 1 10K R2110LX PVIN 29LX PVIN 822PF3LX SVIN 100k R15C17 B1 2 1 2 B100k R1647PG NC 56EN FB U4 RT8068A-11 C1610UFC41UFR1 0RR24 0R ANT_MAIN 2 1 3 2 1 2 1 ANT_DIV3 2 1 C180402 C19100NF0402 100NFUSIM_VDD VDD R5 0R 2 1 VBATVBAT

10、C210402 100NFR9 0RUSIM_RST 2 1 R10 0RUSIM_CLK 21 R114 C8 + C110PF C6 RST 100uF 33PF100NFUSIM_DATA 2 0R1 6 CLK 5 I/O 7 GND 8GND 9 ANT_GNSS2 1 2 3 2 1 VBATVCC GND C5C13 0402 C111 10 C12GND GND 100NFC10 3 VPP H3 J303 C9 + C2100uF 33PF10PF C7 1 MICRO-SIM C15 100NHOLE1 AU2 H4 1 AHOLE1 H1 1 COMPANY: NUP5120