m74hc73 STMicroelectronics, m74hc73 Datasheet - Page 2

• Manufacturer Part Number: m74hc73
• Description: Dual J-k Flip Flop With Preset And Clear
• Manufacturer: STMicroelectronics

M54/M74HC73
TRUTH TABLE
X: Don’t Care
PIN DESCRIPTION
LOGIC DIAGRAM
2/11
14, 7, 3, 10 1J, 2J, 1K,
PIN No
12, 9
13, 8
1, 5
2, 6
CLR
11
4
H
H
H
H
H
L
1CK, 2CK
SYMBOL
1Q, 2Q
1Q, 2Q
1CLR,
2CLR
GND
V
2K
CC
H
H
J
X
L
L
X
INPUTS
Clock Input
Asyncronous Reset
Inputs
True Flip-Flop Outputs
Complement Flip-Flop
Outputs
Synchronous Inputs;
Flip-Flop 1 And 2
Ground (0V)
Positive Supply Voltage
NAME AND FUNCTION
K
H
H
X
L
L
X
CK
X
IEC LOGIC SYMBOL
Q
Q
Q
Q
H
L
L
n
n
n
OUTPUTS
Q
Q
Q
Q
H
H
L
n
n
n
NO CHANGE
NO CHANGE
FUNCTION
TOGGLE
CLEAR
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