5 4 3 USB2640QFN48 Evaluation Board 1 Revision History Evaluation Board for USB2640, 48 pin QFN D Functional Block Diagram USB Upstream Port 0 2 Rev. Date Revision Summary Author 00A 20080522 Initial schematic H. Magnusson 01A 20080529 Added ESD & EMI options, C. Johnson 02A 20080530 Reconciled with layout. C. Johnson 03A 20080708 Adjusted EMI treatments. C. Johnson A 20080722 Pre-released. C. Johnson A 20080910 Released. H. Magnusson D Three external memory options: SEEPROM configuration SPI Type A external firmware SPI Type B external firmware USB2640 (48-PIN) C Ext. 5V supply on USB Port 1 C xD, MMC to 4.0, SD, MS to Pro-HG B B Downstream Port 2 Downstream Port 3 A A 11000 N. Mopac Expressway Stonelake Building 6, Suite 500 Austin, TX 78759-5428 512.502.0070 Title: Evaluation Platform for USB2640, Document Number: EVB-USB2640 Project Size: B Name: Date: Wednesday, September 10, 2008 5 4 3 2 QFN48 pkg Rev A of 3 Hermaphroditus Sheet 1 1 3 2 R20 330 R34 U8 PPWR3_H PPWR2_H 1 4 MIC2026-1BM OUTA 8 OUTB 5 ENA ENB 5V FLAGA FLAGB D 7 6 C33 330 1 PWR2_LED LED10 GRN PWR3_LED LED13 GRN J2 2 3 IN GND 0.1uF D- 2 GND 4 SHLD SHLD 5 6 FB3 2A/0.05DCR EMI* C3 C6 39 VBUS_DET R18 1.0uF 100K USBUP_DP 42 USBUP_DM 43 0.1uF USB USBUP_DP USBUP_DM PRTCTL2 6 USBDN_DP2 2 USBDN_DM2 1 PRTCTL3 7 USBDN_DP3 4 USBUP_DP3 USBDN_DM3 3 USBUP_DM3 SPI_CLK/GPIO4/SCL SPI_DO/GPIO5/SDA/SPI_SPD_SEL SPI_DI SPI_CE_N 3V3 R47 100K TP9 C34 40 9 10 11 8 XTAL1 C10 45 TEST C12 47 RBIAS 35 37 44 VDD18PLL 46 C14 C18 1.0uF 0.1uF XTAL2 C11 USBUP_DP3 3 D+ 0.1uF USBUP_DM3 2 D- C19 + 4 GND 100uF 5 6 SHLD SHLD 3V3 10K C 60MHz SPI I/F or EEPROM option (3) GPIO2/RXD 36 CRD_PWR 6 LED8 R22 330 R31 330 A0 A1 A2 GND 4 0.1uF Option 3: Configuration EEPROM, I2C SCK SI SO CS* 3 7 WP* HOLD* VCC 8 C42 0.1uF GND 4 B SPI_FLASH-25X20_SO8 Option 1: External Firmware SPI_ROM type A 3V3 "GPIO2" LED12 C15 FB10 SPI Flash B U11 GRN VDDA33 C17 3V3 6 5 2 1 GRN GPIO2 C22 VCC 8 AT24C02B 3V3 5 41 48 SDA 5 WP SCL 3V3 U9 C40 VDDPLL18 Power VDDA33 VDDA33 VDDA33 SPI Flash A DNP "GPIO1" GPIO1 TP21 DNP XTAL2 7 (SCL) FB1 500mA/0.10DCR EMI* 50ppm 33pF 12.0K TP20 DNP GPIO1/LED1/TXD 1 2 3 R57 10K 1% XTAL1/CLKIN 24.000MHz VCC 3V3 U7 33pF R24 1Meg 0.1uF 1 (SDA) Y1 2A/0.05DCR ISO* 3V3 DNP 2 1 8 4 SCK SI SO CS 5 3 WP RESET VCC 6 SO8 GND 7 AT45DB081D C13 Option 2: External Firmware SPI_ROM type B 0.1uF 0.1uF 0.1uF 1.0uF A VDD18 15 3V3 VDD18 J39 5 SHLD SHLD R53 RESET GPIO10/CARD_PWR C41 DNP 100uF PPWR3 SPI_CLK/GPIO4/SCL SPI_DO/GPIO5/SDA SPI_DI SPI_CE_EN R32 B GPIO1 GPIO2 GND 5 6 D SKT1 RBIAS 1 2 3 4 4 USBUP_DM2 0.1uF R58 10K DNP C8 + C16 3V3 Test Header D- USBUP_DP2 Misc. 38 A 2 USB2640 EEPROM 3V3 D+ USBUP_DM2 J3 VBUS_DET 100K 2A/0.05DCR EMI* 330 R2 3 5V U10A R16 USBUP_DP USBUP_DM USBUP_DP2 DOWN STREAM 3 3 VCC USB_A-REC-RA-THRU D+ ZERO Downstream UP STREAM C USB_B-REC-RA-THRU J0 DNP Upstream R63 FB7 1 PPWR2_H PPWR3_H EMI* - Optional components for EMI reduction ISO* - Optional components for noise isolation VBUS_UP PPWR2 C9 *Cut shorting traces to use the devices indicated by an *. 1 "PPWR3" PPWR3 PPWR2 0.1uF VCC "PPWR2" DOWN STREAM 2 4 USB_A-REC-RA-THRU 5 1.0uF C43 0.1uF 49 4 VDD33 VDD33 VDD33 VDD33 VSS(FLAG) 12 16 25 34 C25 C27 0.1uF 0.1uF 0.1uF 0.1uF 1.0uF 3 C24 C20 11000 N. Mopac Expressway Stonelake Building 6, Suite 500 Austin, TX 78759-5428 512.502.0070 C39 Title: Evaluation Platform for USB2640, Document Number: EVB-USB2640 Project Size: B Name: Date: Wednesday, September 10, 2008 2 QFN48 pkg Rev A of 3 Hermaphroditus Sheet 1 2 5 4 FB8 3 5V EMI* 1 (5V_EXT) 3 0.1uF 2 D + C2 10uF Tant C38 2A/0.05DCR 3 VIN VOUT 1 CRD_PWR J14 MS Normal Mount 3V3 U6 FAN1086-3.3V J9 2 Classic, Duo, ProHG GPIO12/MS_INS 2 + C1 10uF Tant GND xD_CLE xD_ALE xD_D7 xD_D6 C46 0.1uF 1 xD_D2 xD_D3 xD_D1 xD_D0 (MS_INS) 6 (MS_D0) (MS_D1) (MS_D2) (MS_D3) 4 3 5 7 (MS_D4) (MS_D5) (MS_D6) (MS_D7) xD_D4 (MS_CLK) xD_nWP (MS_BS) 12 11 13 14 8 2 INS CRD_PWR D0/SDIO D1 D2 D3 VCC LED7 Bright_GRN C26 4.7uF 9 D C36 R69 2.2K 0.1uF D4 D5 D6 D7 SCLK BS GND GND 1 10 SHLD1 SHLD2 15 16 TP17 p5x6mm CRD_PWR J10 U10B Media I/F: xD/MS/SD C xD_D0/SD_D6/MS_D7 xD_D1/SD_D7/MS_D6 xD_D2/SD_D0/MS_D4 xD_D3/SD_D1/MS_D5 xD_D4/GPIO6/SD_WP/MS_SCLK xD_D5/SD_D2 xD_D6/SD_D3/MS_D3 xD_D7/SD_D4/MS_D2 20 19 18 17 13 33 32 30 xD_D0 xD_D1 xD_D2 xD_D3 xD_D4 xD_D5 xD_D6 xD_D7 xD_D0 xD_D1 xD_D2 xD_D3 xD_D4 xD_D5 xD_D6 xD_D7 xD_ALE/SD_D5/MS_D1 xD_CLE/SD_CMD/MS_D0 xD_RE xD_WE xD_WP/SD_CLK/MS_BS xD_CE 23 24 27 22 21 26 xD_ALE xD_CLE xD_nRE xD_nWE xD_nWP xD_nCE xD_ALE xD_CLE xD_nRE xD_nWE xD_nWP xD_nCE xD_B/R 28 GPIO12/MS_INS GPIO14/xD_CD GPIO15/SD_nCD 31 29 14 18 VCC 10 11 12 13 14 15 16 17 D0 D1 B/R D2 D3 GND/CDlate D4 D5 D6 nc1 D7 nc2 6 5 3 7 8 4 ALE CLE RE WE WP CE 9 GND B "Backlight" LED6 3V3 Optional Devices 3V3 470 DNP CRD_PWR TP3 TP2 TP5 TP6 TP7 DNP DNP DNP DNP DNP XD_PWR 2 xD_nB/R 1 (xD_CD) GPIO14/xD_nCD C 23 24 21 22 C44 DNP xD SD C53 EMI 0.001uF C49 DNP xD_CLE (SD_CMD) 2 Normal Mount SD/MMC4.0 (Proconn) CMD VCC xD_D2 xD_D3 xD_D5 xD_D6 (SD_DAT0) (SD_DAT1) (SD_DAT2) (SD_DAT3) 7 8 9 1 D0 D1 D2 D3 xD_nWP (SD_CLK) 5 CLK xD_D7 xD_ALE xD_D0 xD_D1 (SD_DAT4) (SD_DAT5) (SD_DAT6) (SD_DAT7) 5V 10 11 12 13 D4 D5 D6 D7 20 21 nc1 nc2 CRD_PWR 4 C50 B 0.1uF GND1 GND2 3 6 DET SD_WP 14 15 SwGND1 SwGND2 SwGND3 SwGND4 16 17 18 19 (SD_CD) (SD_WP) GPIO15/SD_nCD xD_D4 TP1 SD/MS C52 EMI 0.001uF DNP 5V 3V3 xD C30 EMI 33pF 0.1uF 19 20 R61 10K DNP R64 ORANGE DNP C29 EMI 33pF SHLD1 SHLD2 R62 2.2K GPIO12/MS_INS GPIO14/xD_nCD GPIO15/SD_nCD *Cut shorting traces to use the devices indicated by an *. + C21 DNP 100uF CD0early CD1 C48 xD_nB/R J13 A TP4 XD USB2640 A (5V_EXT) C47 EMI 0.001uF C51 EMI 0.001uF C28 EMI 33pF C23 EMI 33pF C45 EMI 0.001uF 11000 N. Mopac Expressway Stonelake Building 6, Suite 500 Austin, TX 78759-5428 512.502.0070 C37 EMI 0.1uF Title: Evaluation Platform for USB2640, Document Number: EVB-USB2640 Project Size: B Name: Date: Wednesday, September 10, 2008 QFN48 pkg Rev A of 3 Hermaphroditus 5 4 3 2 Sheet 1 3