HD74LVC74
Switching Characteristics
Ta = –40 to 85°C
Item
Maximum clock frequency
Symbol
f
max
V
CC
(V)
2.7
3.3±0.3
5.0±0.5
2.7
3.3±0.3
5.0±0.5
2.7
3.3±0.3
5.0±0.5
2.7
3.3±0.3
5.0±0.5
2.7
3.3±0.3
5.0±0.5
2.7
3.3±0.3
5.0±0.5
2.7
3.3±0.3
5.0±0.5
2.7
3.3±0.3
5.0±0.5
2.7
2.7
Min
150.0
150.0
150.0
—
1.5
—
—
1.5
—
4.0
3.0
3.0
2.0
2.0
2.0
4.0
4.0
4.0
6.0
5.0
4.0
3.0
2.0
2.0
—
—
Typ
—
—
—
6.0
5.0
4.0
6.5
5.0
4.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
3.0
15.0
Max
—
—
—
9.0
8.0
6.5
9.0
8.0
6.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
MHz
From
(Input)
To
(Output)
Propagation delay time
t
PLH
t
PHL
t
PLH
t
PHL
ns
CLK
Q,
Q
ns
PR or CLR Q,
Q
Setup time
t
su
ns
Hold time
t
h
ns
Pulse width
t
w
ns
CK
PR or CLR
Recovery time
t
rec
ns
Input capacitance
Output capacitance
C
IN
C
O
pF
pF
Test Circuit
Input
V
CC
Z
out
= 50
Ω
Input
See Function Table
Pulse Generator
PR
D
Q
C
L
=
50 pF
450
Ω
50
Ω
Scope
Output Q
Pulse Generator
Z
out
= 50
Ω
CK
CLR
Q
C
L
=
50 pF
450
Ω
50
Ω
Scope
Output Q
Notes:
1. C
L
includes probe and jig capacitance.
2. Test is put into the each flip flops.
Rev.4.00 Jul. 22, 2004 page 4 of 6
RENESAS [ RENESAS TECHNOLOGY CORP ]
