M54HC237D1 STMICROELECTRONICS [STMicroelectronics], M54HC237D1 Datasheet - Page 2

• Manufacturer Part Number: M54HC237D1
• Description: RAD-HARD 3 TO 8 LINE DECODER LATCH
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

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