參數(shù)資料
型號(hào): SN74AVC32373
廠商: Texas Instruments, Inc.
英文描述: 1.2-V/3.3-V 32-BIT TRANSPARENT D-TYPE LATCHES WITH 3-STATE OUTPUTS
中文描述: 1.2-V/3.3-V 32位透明D型鎖存器具有三態(tài)輸出
文件頁(yè)數(shù): 2/10頁(yè)
文件大小: 165K
代理商: SN74AVC32373
SN74AVC32373
1.2-V/3.3-V 32-BIT TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCES327 – APRIL 2000
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
description (continued)
OE does not affect internal operations of the latch. Old data can be retained or new data can be entered while
the outputs are in the high-impedance state.
This device is fully specified for partial-power-down applications using I
off
. The I
off
circuitry disables the outputs,
preventing damaging current backflow through the device when it is powered down.
The SN74AVC32373 is characterized for operation from –40
°
C to 85
°
C.
FUNCTION TABLE
(each 8-bit latch)
INPUTS
LE
OUTPUT
Q
OE
D
L
H
H
H
L
H
L
L
L
L
X
Q0
Z
H
X
X
terminal assignments
1
2
3
4
5
6
A
1Q2
1Q1
1OE
1LE
1D1
1D2
B
1Q4
1Q3
GND
GND
1D3
1D4
C
1Q6
1Q5
1VCC
GND
1VCC
GND
1D5
1D6
D
1Q8
1Q7
1D7
1D8
E
2Q2
2Q1
GND
GND
2D1
2D2
F
2Q4
2Q3
1VCC
GND
1VCC
GND
2D3
2D4
G
2Q6
2Q5
2D5
2D6
H
2Q7
2Q8
2OE
2LE
2D8
2D7
J
3Q2
3Q1
3OE
3LE
3D1
3D2
K
3Q4
3Q3
GND
GND
3D3
3D4
L
3Q6
3Q5
2VCC
GND
2VCC
GND
3D5
3D6
M
3Q8
3Q7
3D7
3D8
N
4Q2
4Q1
GND
GND
4D1
4D2
P
4Q4
4Q3
2VCC
GND
2VCC
GND
4D3
4D4
R
4Q6
4Q5
4D5
4D6
T
4Q7
4Q8
4OE
4LE
4D8
4D7
GKE PACKAGE
(TOP VIEW)
1
2
3
4
5
6
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
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