74HC/HCT107 Philips Semiconductors (Acquired by NXP), 74HC/HCT107 Datasheet - Page 4

• Manufacturer Part Number: 74HC/HCT107
• Description: Dual JK Flip-flop With Reset; Negative-edge Trigger
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
FUNCTION TABLE
Note
1. H = HIGH voltage level
December 1990
asynchronous reset
toggle
load “0” (reset)
load “1” (set)
hold “no change”
Dual JK flip-flop with reset; negative-edge trigger
Fig.4 Functional diagram.
h = HIGH voltage level one set-up time prior to the HIGH-to-LOW CP transition
L = LOW voltage level
I = LOW voltage level one set-up time prior to the HIGH-to-LOW CP transition
q = lower case letters indicate the state of the referenced output one set-up time prior to the HIGH-to-LOW CP
transition
X = don’t care
= HIGH-to-LOW CP transition
OPERATING MODE
L
H
H
H
H
nR
X
4
Fig.5 Logic diagram (one flip-flop).
nCP
INPUTS
X
h
I
h
I
J
X
h
h
I
I
K
L
q
L
H
q
74HC/HCT107
Product specification
Q
OUTPUTS
H
q
H
L
q
Q