Datasheet
74ACT11074
DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOP
WITH CLEAR AND PRESET
SCAS498A – DECEMBER 1986 – REVISED APRIL 1996
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
T
A
= 25°C
MIN
MAX
UNIT
PARAMETER
TEST
CONDITIONS
V
CC
MIN TYP MAX
MIN
MAX
UNIT
I
OH
=50A
4.5 V 4.4 4.4
I
OH
= –
50
A
5.5 V 5.4 5.4
V
OH
I
OH
=24mA
4.5 V 3.94 3.8
V
I
OH
= –
24
mA
5.5 V 4.94 4.8
I
OH
= –75 mA
†
5.5 V 3.85
I
OL
=50 A
4.5 V 0.1 0.1
I
OL
=
50
A
5.5 V 0.1 0.1
V
OL
I
OL
=24mA
4.5 V 0.36 0.44
V
I
OL
=
24
mA
5.5 V 0.36 0.44
I
OL
= 75 mA
†
5.5 V 1.65
I
I
V
I
= V
CC
or GND 5.5 V ±0.1 ±1 A
I
CC
V
I
= V
CC
or GND, I
O
= 0 5.5 V 4 40 A
I
CC
‡
One input at 3.4 V, Other inputs at GND or V
CC
5.5 V 0.9 1 mA
C
i
V
I
= V
CC
or GND 5 V 3.5 pF
†
Not more than one output should be tested at a time, and the duration of the test should not exceed 10 ms.
‡
This is the increase in supply current for each input that is at one of the specified TTL voltage levels rather than 0 V or V
CC
.
timing requirements over recommended ranges of supply voltage and free-air temperature (unless
otherwise noted) (see Figure 1)
T
A
= 25°C
MIN
MAX
UNIT
MIN MAX
MIN
MAX
UNIT
f
clock
Clock frequency
0 100 0 100 MHz
t
Pulse duration
PRE or CLR low 5 5
ns
t
w
P
u
lse
d
u
ration
CLK low or high 5 5
ns
t
Set p time before CLK↑
Data high or low 4.5 4.5
ns
t
su
S
etup t
i
me
b
e
f
ore
CLK↑
PRE or CLR inactive 2 2
ns
t
h
Hold time after CLK↑ 0 0 ns
switching characteristics over recommended ranges of supply voltage and free-air temperature
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM TO
T
A
= 25°C
MIN
MAX
UNIT
PARAMETER
(INPUT) (OUTPUT)
MIN TYP MAX
MIN
MAX
UNIT
f
max
100 125 100 MHz
t
PLH
PRE or CLR
QorQ
1.5 5.7 8.9 1.5 9.6
ns
t
PHL
PRE
or
CLR
Q
or
Q
1.5 6.6 11.3 1.5 12.5
ns
t
PLH
CLK
QorQ
1.5 6 8.5 1.5 9.4
ns
t
PHL
CLK
Q
or
Q
1.5 5.7 8 1.5 8.8
ns
operating characteristics, V
CC
= 5 V, T
A
= 25°C
PARAMETER TEST CONDITIONS TYP UNIT
C
pd
Power dissipation capacitance per flip-flop C
L
= 50 pF, f = 1 MHz 30 pF