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SN74LVC2G74
SINGLE POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOP
WITH CLEAR AND PRESET
SCES203K – APRIL 1999 – REVISED JUNE 2005
Electrical Characteristics
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER
I
OH
= –100
µA
I
OH
= –4 mA
V
OH
I
OH
= –8 mA
I
OH
= –16 mA
I
OH
= –24 mA
I
OH
= –32 mA
I
OL
= 100
µA
I
OL
= 4 mA
V
OL
I
OL
= 8 mA
I
OL
= 16 mA
I
OL
= 24 mA
I
OL
= 32 mA
I
I
I
off
I
CC
∆I
CC
C
i
(1)
Data or
control inputs
V
I
= 5.5 V or GND
V
I
or V
O
= 5.5 V
V
I
= 5.5 V or GND,
One input at V
CC
– 0.6 V,
V
I
= V
CC
or GND
All typical values are at V
CC
= 3.3 V, T
A
= 25°C.
I
O
= 0
Other inputs at V
CC
or GND
TEST CONDITIONS
V
CC
1.65 V to 5.5 V
1.65 V
2.3 V
3V
4.5 V
1.65 V to 5.5 V
1.65 V
2.3 V
3V
4.5 V
0 to 5.5 V
0
1.65 V to 5.5 V
3 V to 5.5 V
3.3 V
5
MIN TYP
(1)
V
CC
– 0.1
1.2
1.9
2.4
2.3
3.8
0.1
0.45
0.3
0.4
0.55
0.55
±5
±10
10
500
µA
µA
µA
µA
pF
V
V
MAX
UNIT
Timing Requirements
over recommended operating free-air temperature range (unless otherwise noted) (see
V
CC
= 1.8 V
± 0.15 V
MIN
f
clock
t
w
t
su
t
h
Pulse duration
Setup time, before CLK↑
Hold time, data after CLK↑
CLK
PRE or CLR low
Data
PRE or CLR inactive
6.2
6.2
2.9
1.9
0
MAX
80
2.7
2.7
1.7
1.4
0.3
V
CC
= 2.5 V
± 0.2 V
MIN
MAX
175
2.7
2.7
1.3
1.2
1.2
V
CC
= 3.3 V
± 0.3 V
MIN
MAX
175
2
2
1.1
1
0.5
V
CC
= 5 V
± 0.5 V
MIN
MAX
200
MHz
ns
ns
ns
UNIT
Switching Characteristics
over recommended operating free-air temperature range (unless otherwise noted) (see
PARAMETER
f
max
t
pd
CLK
PRE or CLR
Q
Q
Q or Q
FROM
(INPUT)
TO
(OUTPUT)
V
CC
= 1.8 V
± 0.15 V
MIN
80
4.8
6
4.4
13.4
14.4
12.9
MAX
V
CC
= 2.5 V
± 0.2 V
MIN
175
2.2
3
2.3
7.1
7.7
7
MAX
V
CC
= 3.3 V
± 0.3 V
MIN
175
2.2
2.6
1.7
5.9
6.2
5.9
MAX
V
CC
= 5 V
± 0.5 V
MIN
200
1.4
1.6
1.6
4.1
4.4
4.1
ns
MAX
MHz
UNIT
5
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