參數(shù)資料
型號(hào)： SN74AVCA406GQCR
廠商： Texas Instruments, Inc.
英文描述： MMC SD CARD MEMORY STICK SMARTMEDIA AND XD PICTURE CARD 15KV ESD PROTECTED VOLTAGE TRANSLATION TRANSCEIVER
中文描述： MMC中記憶棒SD卡SmartMedia和xD圖像卡15KV靜電保護(hù)電壓轉(zhuǎn)換收發(fā)器
文件頁(yè)數(shù)： 16/51頁(yè)
文件大?。?/td> 1435K
代理商： SN74AVCA406GQCR
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SCES615B – OCTOBER 2004 – REVISED DECEMBER 2004
16
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Table 6. Alternate SD/SDIO Card
PIN
NO.
PIN
NAME
SIGNAL NAME
OR
(CONNECTION)
PIN FUNCTION
PIN
TYPE
A1
VCCA
10A1
VCCA
CLK.h
A-port supply voltage. VCCA powers all A-port I/Os and control inputs.
Clock signal from host
Power
B1
Input
C1
9A
CMD.h
Command signal connected to host
I/O
D1
9DIR
CMD-dir.h
Direction control for 9A/9B connected to host
Input
E1
78DIR
(tie-high)
Direction control for 7A/7B and 8A/8B. Not used in this mode. Tie to VCCA.
I/O pin not used in this mode. Tie to GND.
Input
F1
7A
(tie-low)
I/O
G1
VCCA
2A
VCCA
DAT1.h
A-port supply voltage. VCCA powers all A-port I/Os and control inputs.
Data bit 2 connected to host. Referenced to VCCA.
Data bit 3 connected to host. Referenced to VCCA.
Clock feedback to host for resynchronizing data. Used in OMAP processors. Optional on
other processors. Leave unconnected if not used.
Power
A2
I/O
B2
3A
DAT2.h
I/O
C2
10A2
CLK-f.h
Output
D2
4A
DAT3.h
Data bit 4 connected to host. Referenced to VCCA.
I/O pin not used in this mode. Tie to GND.
I/O
E2
6A
(tie-low)
I/O
F2
8A
(tie-low)
I/O pin not used in this mode. Tie to GND.
I/O
G2
5A
(tie-low)
I/O pin not used in this mode. Tie to GND.
I/O
A3
4DIR
DAT3-dir.h
Direction control for 4A/4B
Input
B3
1A
DAT0.h
Data bit 1 connected to host. Referenced to VCCA.
I/O
C3
Depopulated ball
D3
56DIR
(tie-high)
Direction control for 5A/5B and 6A/6B. Not used in this mode. Tie to VCCA.
Ground
Input
E3
GND
GND
F3
12A
DNU
Output pin not used in this mode. Do not use. Leave unconnected.
Output
G3
11A
(tie-low)
Input pin not used in this mode. Tie to GND.
Input
A4
2DIR
DAT1-dir.h
Direction control for 2A/2B connected to host
Input
B4
1DIR
DAT0-dir.h
Direction control for 1A/1B connected to host
Input
C4
3DIR
DAT2-dir.h
Direction control for 3A/3B connected to host
Input
D4
GND
GND
Ground
E4
CS0
(tie-high)
Card select signal. Not used in this mode. Tie to VCCA for proper operation.
Input pin not used in this mode. Tie to GND.
Input
F4
13A
(tie-low)
Input
G4
CS1
CS1
Card select from host. Active low. When CS1 = high, 1A, 2A, 3A, 4A, 5B, 6B, 7B, 8B, 9A,
9B2, and 10A2 are placed in Hi Z and 10B1 is low.
Input
A5
MODE1
(tie-low)
MODE1, MODE0 determine mode of operation (see Table 1). Tie to GND in this mode.
Input
B5
MODE0
(tie-low)
Input
C5
GND
GND
Ground
D5
4B
DNU
I/O pin not used in this mode. Leave unconnected.
I/O
E5
GND
GND
Ground
F5
7B
DAT2
Data bit 3 connected to card. Referenced to VCCB1.
Data bit 4 connected to card. Referenced to VCCB1.
Output pin not used in this mode. Leave unconnected.
I/O
G5
8B
DAT3
I/O
A6
10B1
DNU
Output
B6
9B1
DNU
Output pin not used in this mode. Leave unconnected.
Output
C6
2B
DNU
I/O pin not used in this mode. Leave unconnected.
I/O
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SN74AVCA406LGQSR 功能描述:轉(zhuǎn)換 - 電壓電平 Voltage-Translation Transceiver RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時(shí)間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
SN74AVCA406LGXYR 功能描述:轉(zhuǎn)換 - 電壓電平 Voltage-Translation Transceiver RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時(shí)間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
SN74AVCA406LZQSR 功能描述:轉(zhuǎn)換 - 電壓電平 Voltage-Translation Transceiver RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時(shí)間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
SN74AVCA406LZXYR 功能描述:轉(zhuǎn)換 - 電壓電平 Voltage-Translation Transceiver RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時(shí)間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
SN74AVCA406ZQCR 功能描述:轉(zhuǎn)換 - 電壓電平 Transceiver f/Memory Card Interface RoHS:否 制造商:Micrel 類型:CML/LVDS/LVPECL to LVCMOS/LVTTL 傳播延遲時(shí)間:1.9 ns 電源電流:14 mA 電源電壓-最大:3.6 V 電源電壓-最小:3 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MLF-8
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