HCTS74T Datasheet, PDF (2/3 Pages) Intersil Corporation – Radiation Hardened Dual-D Flip-Flop with Set and Reset

Functional Diagram
HCTS74T
S
4(10)
D
2(12)
R
1(13)
CP
3(11)
CL
P
N
CL
CL
P
N
CL
CL
P
N
CL
CL
CL
CL
P
N
CL
Q
6(8)
Q
5(9)
TRUTH TABLE
INPUTS
OUTPUTS
SET
RESET
CP
D
Q
Q
L
H
X
X
H
L
H
L
X
X
L
H
L
L
X
X
H†
H†
H
H
H
H
L
H
H
L
L
H
H
H
L
X
Q0
Q0
NOTE: L = Logic Level Low, H = Logic Level High, X = Don’t Care
= Transition from Low to High Level.
Q0 = The level of Q before the indicated input conditions were established.
† This configuration is non-stable, that is, it will not persist when set and reset
inputs return to their inactive (High) level.
4-2