
HD74HC4511
Switching Characteristics (CL = 50 pF, Input tr = tf = 6 ns)
Item
Propagation delay
time
Pulse width
Setup time
Hold time
Output rise time
Output fall time
Input capacitance
Symbol VCC (V)
tPLH
2.0
tPHL
4.5
6.0
tPLH
2.0
tPHL
4.5
6.0
tPLH
2.0
tPHL
4.5
6.0
tPLH
2.0
tPHL
4.5
6.0
tw
2.0
4.5
6.0
tsu
2.0
4.5
6.0
th
2.0
4.5
6.0
tTLH
2.0
4.5
6.0
tTHL
2.0
4.5
6.0
Cin
—
Ta = 25°C
Min Typ Max
— — 400
— 31 80
— — 68
— — 250
— 25 50
— — 43
— — 150
— 17 30
— — 26
— — 400
— 35 80
— — 68
80 — —
16 6 —
14 — —
100 — —
20 4 —
17 — —
5 ——
5
0—
5 ——
— — 60
— 4 12
— — 10
— — 75
— 5 15
— — 13
— 5 10
Ta = –40 to +85°C
Min
Max
—
500
—
100
—
86
—
315
—
63
—
54
—
190
—
38
—
33
—
500
—
100
—
86
100
—
20
—
17
—
125
—
25
—
21
—
5
—
5
—
5
—
—
75
—
15
—
13
—
95
—
19
—
16
—
10
Unit
Test Conditions
ns A, B, C or D to a – g
BI to a – g
LT to a – g
LE to a – g
ns
ns
ns
ns
ns
pF
Test Circuit
VCC
VCC
Input
Pulse Generator
Zout = 50 Ω
Input
Pulse Generator
Zout = 50 Ω
A
Output
B
a
C
D
Output
LE
LT
g
CL = 50 pF
BI
CL = 50 pF
Note : 1. CL includes probe and jig capacitance.
Rev.2.00 Mar 30, 2006 page 4 of 7