M54HC237D1 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
M54HC237D1 Datasheet PDF : 10 Pages
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M54HC237
IEC LOGIC SYMBOLS
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN N°
1, 2, 3
4
5
6
15, 14, 13,
12, 11, 10, 9,
7
8
16
SYMBOL
A, B, C
GL
G2
G1
Y0 to Y7
NAME AND FUNCTION
Data Inputs
Latch Enable Input
Data Enable Input (Active
LOW)
Data Enable Input (Active
HIGH)
Decoder Outputs
GND
VCC
Ground (0V)
Positive Supply Voltage
TRUTH TABLE
INPUTS
ENABLE
SELECT
GL G2 G1
C
B
A
X
X
L
X
X
X
X
H
X
X
X
X
L
L
H
L
L
L
L
L
H
L
L
H
L
L
H
L
H
L
L
L
H
L
H
H
L
L
H
H
L
L
L
L
H
H
L
H
L
L
H
H
H
L
L
L
H
H
H
H
H
L
H
X
X
X
X : Don’t Care
OUTPUTS
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
L
L
L
L
L
L
L
L
H
Outputs corresponding to stored address H: all others L
2/10
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