SN74AVCA406 Datasheet, PDF (14/51 Pages) Texas Instruments – MMC SD CARD MEMORY STICK SMARTMEDIA AND XD PICTURE CARD 15KV ESD PROTECTED VOLTAGE TRANSLATION TRANSCEIVER

SN74AVCA406
MMC, SD CARD, Memory StickE, SmartMedia, AND xDĆPicture CardE
+15ĆkV ESDĆPROTECTED VOLTAGEĆTRANSLATION TRANSCEIVER
SCES615B – OCTOBER 2004 – REVISED DECEMBER 2004
Table 5. SDIO Card (Slot 0) and SD Card (Slot 1) (Continued)
PIN
NO.
PIN
NAME
SIGNAL NAME
OR
(CONNECTION)
PIN FUNCTION
PIN
TYPE
F6
5B
G6
6B
A7 VCCB0
B7
1B
C7
3B
D7
12B
DAT0.1
DAT1.1
VCCB0
DAT0.0
DAT2.0
(tie-low)
Data bit 1 connected to card in slot 1. Referenced to VCCB1.
Data bit 2 connected to card in slot 1. Referenced to VCCB1.
B-port supply voltage. VCCB0 powers 1B, 2B, 3B, 4B, 9B1, and 10B1.
Data bit 1 connected to card in slot 0. Referenced to VCCB0.
Data bit 3 connected to card in slot 0. Referenced to VCCB0.
Input pin not used in this mode. Tie to GND.
I/O
I/O
Power
I/O
I/O
Input
E7
9B2
CMD.1
Command signal connected to card in slot 1
I/O
F7
14B
/IRQ.h
Open-drain interrupt output for dual SDIO cards configuration. DAT1 is the input for interrupt. Output
G7 VCCB1
VCCB1
B-port supply voltage. VCCB1 powers 5B, 6B, 7B, 8B, 9B2, 10B2, 11B, 12B, and 14B.
Power
14
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