CD4027BM Datasheet, PDF (5/6 Pages) National Semiconductor (TI) – Dual J-K Master/Slave Flip-Flop with Set and Reset

Typical Applications
Ripple Binary Counters
Shift Registers
TL F 5958 – 3
Truth Table
_tnb1 Inputs
CLU
J
K
S
R
Q
Q
L
I
X
O
O
O
I
L
X
O
O
O
I
I
L
O
X
O
O
O
O
L
X
I
O
O
I
O
K
X
X
O
O
X
X
X
X
I
O
X
I
X
X
X
O
I
X
O
X
X
X
I
I
X
I
Where I e High Level
O e Low Level
U e Level Change
X e Don’t Care
 e tnb1 refers to the time interval prior to the positive clock pulse transition
X e _{tn refers to the time intervals after the positive clock pulse transition}
TL F 5958 – 4
X_{tn Outputs}
Q
O
O
I
I
(No Change)
O
I
I
5