74vhc112 Fairchild Semiconductor, 74vhc112 Datasheet - Page 2

• Manufacturer Part Number: 74vhc112
• Description: Dual J-k Flip-flops With Preset And Clear
• Manufacturer: Fairchild Semiconductor

www.fairchildsemi.com
Truth Table
H (h)
L (l)

X
Q
Lower case letters indicate the state of the referenced input or output one setup time prior to the HIGH-to-LOW clock transition.
Logic Diagram
(One Half Shown)
0
(Q
Immaterial
HIGH-to-LOW Clock Transition
0
LOW Voltage Level
)
HIGH Voltage Level
Before HIGH-to-LOW Transition of Clock
PR
H
H
H
H
H
L
L
CLR
H
H
H
H
H
L
L
Inputs
CP




X
X
X
2
J
X
X
X
h
h
l
l
K
X
X
X
h
h
l
l
Q
Q
Q
Outputs
H
H
H
L
L
0
0
Q
Q
Q
H
H
H
L
L
0
0