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M74HC174B1R 데이터 시트보기 (PDF) - STMicroelectronics
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M74HC174B1R
HEX D-TYPE FLIP FLOP WITH CLEAR
STMicroelectronics
M74HC174B1R Datasheet PDF : 11 Pages
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M74HC174
INPUT AND OUTPUT EQUIVALENT CIRCUIT
TRUTH TABLE
INPUTS
CLEAR
D
CK
L
X
X
H
L
H
H
H
X
X : Don’t Care
LOGIC DIAGRAM
PIN DESCRIPTION
PIN No
1
2, 5, 7, 10,
12, 15
3, 4, 6, 11,
13, 14
9
8
16
SYMBOL
CLEAR
NAME AND FUNCTION
Asynchronous Master
Reset (Active Low)
Q0 to Q5 Flip-Flop Outputs
D0 to D5
CLOCK
GND
Vcc
Data Inputs
Clock Input (LOW to
HIGH, edge triggered)
Ground (0V)
Positive Supply Voltage
OUTPUTS
Q
L
L
H
Qn
FUNCTION
CLEAR
NO CHANGE
This logic diagram has not to be used to estimate propagation delays
2/11
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