CD54ACT163 Datasheet, PDF (4/10 Pages) Texas Instruments – CD54ACT161 CD74ACT161

CD54ACT163, CD74ACT163
4-BIT SYNCHRONOUS BINARY COUNTERS
SCHS300 – APRIL 2000
logic symbol, each D/T flip-flop
LD (Load)
TE (Toggle Enable)
CK (Clock)
D (Inverted Data)
R (Inverted Reset)
M1
G2
1, 2T/1C3
G4
3D
4R
logic diagram, each D/T flip-flop (positive logic)
CK
LD
TE
LD†
TG
LD†
TG
D
TG
CK†
TG
CK†
R
† _{The origins of LD and CK are shown in the logic diagram of the overall device.}
Q (Output)
TG
Q
CK†
TG
CK†
4
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