m54hc273k1 STMicroelectronics, m54hc273k1 Datasheet - Page 2

• Manufacturer Part Number: m54hc273k1
• Description: Octal D Type Flip Flop With Clear
• Manufacturer: STMicroelectronics

M54HC273
IEC LOGIC SYMBOLS
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
X : Don’t Care
2/10
CLEAR
H
H
H
L
INPUTS
CLOCK
X
D
X
H
X
L
PIN DESCRIPTION
2, 5, 6, 9, 12,
3, 4, 7, 8, 13,
15, 16, 19
14, 17, 18
PIN N°
10
20
11
1
OUTPUTS
SYMBOL
Q0 to Q7
D0 to D7
CLOCK
CLEAR
GND
Qn
V
Q
H
L
L
CC
Master Reset Input
(Active LOW)
Flip Flop Outputs
Data Inputs
Clock Input (LOW to
HIGH, Edge Triggered)
Ground (0V)
Positive Supply Voltage
NAME AND FUNCTION
NO CHANGE
FUNCTION
CLEAR