Datasheet

CD54AC109, CD74AC109
DUAL J-K
POSITIVE-EDGE-TRIGGERED FLIP-FLOPS
WITH CLEAR AND PRESET
SCHS326 – JANUARY 2003
6
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V ± 0.5 V, C
L
= 50 pF (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
–55°C to
125°C
–40°C to
85°C
UNIT
(INPUT)
(OUTPUT)
MIN MAX MIN MAX
f
max
100 114 MHz
t
PLH
CLK
QQ
2.6 10.3 2.7 9.4
ns
t
PLH
CLR or PRE
Q
or
Q
3.1 12.2 3.2 11.1
ns
t
PHL
CLK
QorQ
2.6 10.3 2.7 9.4
ns
t
PHL
CLR or PRE
Q
or
Q
3.1 12.2 3.2 11.1
ns
operating characteristics, V
CC
= 5 V, T
A
= 25°C
PARAMETER TYP UNIT
C
pd
Power dissipation capacitance 56 pF