參數(shù)資料
型號: HD74HCT237
廠商: Hitachi,Ltd.
英文描述: 3-to-8-line Decoder/Demultiplexer with Address Latch
中文描述: 3至8線解碼器/解復(fù)用器的地址鎖存器
文件頁數(shù): 2/8頁
文件大?。?/td> 57K
代理商: HD74HCT237
HD74HCT237
2
Function Table
Inputs
Enable
GL
Select
Outputs
G
1
X
G
2
H
C
B
A
Y
0
L
Y
1
L
Y
2
L
Y
3
L
Y
4
L
Y
5
L
Y
6
L
Y
7
L
X
X
X
X
X
L
X
X
X
X
L
L
L
L
L
L
L
L
L
H
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
H
L
H
L
L
L
L
L
L
L
H
L
L
H
L
L
L
H
L
L
L
L
L
L
H
L
L
H
H
L
L
L
H
L
L
L
L
L
H
L
H
L
L
L
L
L
L
H
L
L
L
L
H
L
H
L
H
L
L
L
L
L
H
L
L
L
H
L
H
H
L
L
L
L
L
L
L
H
L
L
H
L
H
H
H
L
L
L
L
L
L
L
H
H
H
L
X
X
X
Output Corresponding to stored address L; all others H
Pin Arrangement
1
2
3
4
5
6
7
8
A
B
C
GL
G
2
G
1
Y
7
GND
V
CC
Y
0
Y
1
Y
2
Y
3
Y
4
Y
5
Y
6
16
15
14
13
12
11
10
9
(Top view)
B
C
GL
G
2
G
1
Y
7
Y
0
Y
1
Y
2
Y
3
Y
4
Y
5
Y
6
A
相關(guān)PDF資料
PDF描述
HD74HCT238 Replaced by SN54ALS373A : Octal D-Type Transparent Latches with 3-state Outputs 20-CDIP -55 to 125
HD74HCT240 Octal Buffers/Line Drivers/Line Receivers(with inverted 3-state outputs)
HD74HCT241 Replaced by SN54ALS373A : Octal D-Type Transparent Latches with 3-state Outputs 20-LCCC -55 to 125
HD74HCT242 Quad. Bus Transceivers (with 3-state outputs)
HD74HCT243 Quad. Bus Transceivers (with 3-state outputs)
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