M54HC112 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
M54HC112 Datasheet PDF : 11 Pages
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M54HC112
IEC LOGIC SYMBOLS
INPUT AND OUTPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PIN N°
1, 13
2, 12
3, 11
4, 10
5, 9
6, 7
15, 14
8
16
SYMBOL NAME AND FUNCTION
1CK, 2CK
Clock Input (HIGH to
LOW edge triggered)
1K, 2K
Data Inputs: Flip-Flop 1
and 2
1J, 2J
Data Inputs: Flip-Flop 1
and 2
1PR, 2PR Set Inputs
1Q, 2Q True Flip-Flop Outputs
1Q, 2Q
Complement Flip-Flop
Outputs
1CLR, 2CLR Reset Inputs
GND Ground (0V)
VCC
Positive Supply Voltage
TRUTH TABLE
INPUTS
CLR
PR
J
K
L
H
X
X
H
L
X
X
L
L
X
X
H
H
L
L
H
H
H
L
H
H
L
H
H
H
H
H
H
H
X
X
X : Don’t Care
OUTPUTS
CK
Q
Q
X
L
H
X
H
L
X
H
H
Qn
Qn
H
L
L
H
Qn
Qn
Qn
Qn
FUNCTION
CLEAR
PRESET
----
NO CHANGE
----
----
TOGGLE
NO CHANGE
2/11
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