TC74AC109P Datasheet, PDF (2/9 Pages) Toshiba Semiconductor – CMOS Digital Integrated Circuit Silicon Monolithic Dual J-K Flip Flop with Preset and Clear

IEC Logic Symbol
TC74AC109P/F/FN
Truth Table
Inputs
CLR PR
J
K
L
H
X
X
H
L
X
X
L
L
X
X
H
H
L
H
H
H
L
L
H
H
H
H
H
H
H
L
H
H
X
X
X: Don’t care
Outputs
CK Q
Q
Function
X
L
H
Clear
X
H
L
Preset
X
H
H
Q_n Q_n No Change
L
H
H
L
Q_n
Q_n
Toggle
Q_n Q_n No Change
System Diagram
2
2007-10-01