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74AC74 Datasheet(PDF) 2 Page - Fairchild Semiconductor

Part No. 74AC74
Description  Dual D-Type Positive Edge-Triggered Flip-Flop
Download  10 Pages
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Maker  FAIRCHILD [Fairchild Semiconductor]
Homepage  http://www.fairchildsemi.com
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74AC74 Datasheet(HTML) 2 Page - Fairchild Semiconductor

 
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Connection Diagram
Pin Descriptions
Logic Symbols
IEEE/IEC
Truth Table
(Each Half)
H
HIGH Voltage Level
L
LOW Voltage Level
X
Immaterial
 LOW-to-HIGH Clock Transition
Q0 (Q0) Previous Q (Q) before LOW-to-HIGH Transition of Clock
Pin Names
Description
D1, D2
Data Inputs
CP1, CP2
Clock Pulse Inputs
CD1, CD2
Direct Clear Inputs
SD1, SD2
Direct Set Inputs
Q1, Q1, Q2, Q2
Outputs
Inputs
Outputs
SD
CD
CP
D
Q
Q
LH
X
X
H
L
HL
X
X
L
H
LL
X
X
H
H
HH

HH
L
HH

LL
H
HH
L
X
Q0
Q0


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