Ultra Fast USB 2.0 Multi-Slot Flash Media Controller

Datasheet

Table 3.1 USB2250/50i/51/51i 128-Pin VTQFP Package (continued)

MEMORY/IO INTERFACE (28 PINS)

MA0/CLK_SEL0

MA1/CLK_SEL1

MA2

MA3

 

 

 

 

MA4

MA5

MA6

MA7

 

 

 

 

MA8

MA9

MA10

MA11

 

 

 

 

MA12

MA13

MA14

MA15

 

 

 

 

MA16

MD0

MD1

MD2

 

 

 

 

MD3

MD4

MD5

MD6

 

 

 

 

MD7

nMRD

nMWR

nMCE

 

 

 

 

 

MISC (10 PINS)

 

 

 

 

 

nRESET

GPIO3 (VBUS_DET)

GPIO4 (SCL/xD_ID)

GPIO5 (SDA)

 

 

 

 

LED1 / GPIO1

GPIO8/CARD_PWR0

GPIO9/CARD_PWR1

GPIO10/CARD_PWR2

 

 

 

 

GPIO11/CARD_PWR3

TEST

 

 

 

 

 

 

 

DIGITAL, POWER (14 PINS)

 

 

 

 

 

(5) VDD33

(1) VDD18

(8) VSS

 

 

 

 

 

 

TOTAL 128

 

 

 

 

 

SMSC USB2250/50i/51/51i

9

Revision 1.1 (05-29-08)

DATASHEET