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High Speed Inter-Chip USB 2.0 Hub and Flash Media Controller
Datasheet
SMSC USB4640/USB4640i 13 Revision 1.0 (06-01-09)
DATASHEET
Chapter 5 Pin Table
5.1 48-Pin Table
Table 5.1 USB4640/USB4640i 48-Pin Table
UPSTREAM HSIC INTERFACE (3 PINS)
HSIC_IMP HSIC_DAT HSIC_STROBE
DOWNSTREAM USB INTERFACE (3 PINS)
XTAL1 (CLKIN)
XTAL2
RBIAS
DOWNSTREAM 2-PORT USB INTERFACE (6 PINS)
USBDN_DP2
USBDN_DM2 PRTCTL2 PRTCTL3
USBDN_DP3
USBDN_DM3
SECURE DIGITAL / MEMORY STICK / xD INTERFACE (18 PINS)
SD_D7 /
MS_D6 /
xD_D1
SD_D6 /
MS_D7 /
xD_D0
SD_D5 /
MS_D1 /
xD_ALE
SD_D4 /
MS_D2 /
xD_D7
SD_D3 /
MS_D3 /
xD_D6
SD_D2 /
xD_D5
SD_D1 /
MS_D5 /
xD_D3
SD_D0 /
MS_D4 /
xD_D2
SD_CLK /
MS_BS /
xD_nWP
SD_CMD /
MS_D0 /
xD_CLE
GPIO15 /
SD_nCD
GPIO12 /
MS_INS
GPIO6 /
SD_WP /
MS_SCLK /
xD_D4
GPIO14 /
xD_nCD
xD_nWE xD_nB/R
xD_nRE xD_nCE
SPI INTERFACE (4 PINS)
SPI_CE_n
SPI_CLK /
GPIO4 /
SCL
SPI_DO /
GPIO5 /
SDA /
SPI_SPD_SEL
SPI_DI