2009 - 2015 Microchip Technology Inc. DS00002005A-page 8
USB2250/50i/51/51i
4.0 PIN TABLE
4.1 128-Pin Package
TABLE 4-1: 128-PIN VTQFP PACKAGE
COMPACT FLASH INTERFACE (28 PINS)
CF_D0 CF_D1 CF_D2 CF_D3
CF_D4 CF_D5 CF_D6 CF_D7
CF_D8 CF_D9 CF_D10 CF_D11
CF_D12 CF_D13 CF_D14 CF_D15
CF_nIOR CF_nIOW CF_IRQ CF_nRESET
CF_IORDY CF_nCS0 CF_DMACK CF_SA0
CF_SA1 CF_SA2 CF_nCD CF_DMARQ
SMARTMEDIA INTERFACE (17 PINS)
SM_D0 SM_D1 SM_D2 SM_D3
SM_D4 SM_D5 SM_D6 SM_D7
SM_ALE SM_CLE SM_nRE SM_nWE
SM_nWP SM_nB/R SM_nCE SM_nCD
SM_nWPS
MEMORY STICK INTERFACE (11 PINS)
MS_BS MS_D0 / MS_SDIO MS_SCLK MS_INS
MS_D1 MS_D2 MS_D3 MS_D4
MS_D5 MS_D6 MS_D7
SECURE DIGITAL / MULTIMEDIACARD INTERFACE (12 PINS)
SD_CMD SD_CLK SD_D0 SD_D1
SD_D2 SD_D3 SD_WP SD_nCD
SD_D4 SD_D5 SD_D6 SD_D7
USB INTERFACE (6 PINS)
USB+ USB- RBIAS
XTAL2 XTAL1 (CLKIN) REG_EN
