SN74F161A
SYNCHRONOUS 4-BIT BINARY COUNTER
SDFS056B – MARCH 1987 – REVISED AUGUST 2001
4
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
logic symbol, each flip-flop
R
G2TE
Q1
1, 3DD
M1LOAD
Q2
1, 2T/C3
R
CLK
Q1
Q
2
logic diagram, each flip-flop (positive logic)
R
CLK
D
LOAD
TE
(Toggle
Enable)
Q1
Q2
