SN74AVCA406 Datasheet, PDF (32/51 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 10. SmartMedia or xD-Picture Card (Continued)
PIN
NO.
PIN
NAME
SIGNAL NAME
OR
(CONNECTION)
PIN FUNCTION
D4
GND
GND
Ground
E4
CS0
/CE.h
Chip enable from host
F4
13A
/WE.h
Write enable from host
G4
CS1
ALE.h
Address latch enable connected to host
A5 MODE1
B5 MODE0
(tie-high)
(tie-high)
MODE1, MODE0 determine mode of operation (see Table 1). Tie to VCCA.
C5
GND
GND
Ground
D5
4B
E5
GND
I/O4
GND
Data I/O 4 connected to card. Referenced to VCCB.
Ground
F5
7B
G5
8B
A6
10B1
I/O7
Data I/O 7 connected to card. Referenced to VCCB.
I/O8
Data I/O 8 connected to card. Referenced to VCCB.
/RE
Read enable connected to card
B6
9B1
CLE
Command latch enable connected to card
C6
2B
D6
11B
I/O2
Data I/O 2 connected to card. Referenced to VCCB.
/WP
Write protect connected to card
E6
10B2
/WE
Write enable connected to card
F6
5B
G6
6B
A7 VCCB0
B7
1B
C7
3B
D7
12B
I/O5
I/O6
VCCB
I/O1
I/O3
R/B
Data I/O 5 connected to card. Referenced to VCCB.
Data I/O 6 connected to card. Referenced to VCCB.
B-port supply voltage. VCCB0 powers 1B, 2B, 3B, 4B, 9B1, and 10B1.
Data I/O 1 connected to card. Referenced to VCCB.
Data I/O 3 connected to card. Referenced to VCCB.
Read/busy connected to card
E7
9B2
ALE
Address latch enable connected to host
F7
14B
/CE
Chip enable connected to card
G7 VCCB1
VCCB
B-port supply voltage. VCCB1 powers 5B, 6B, 7B, 8B, 9B2, 10B2, 11B, 12B, and 14B.
PIN
TYPE
Input
Input
Input
Input
Input
I/O
I/O
I/O
Output
Output
I/O
Output
Output
I/O
I/O
Power
I/O
I/O
Input
I/O
Output
Power
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