HD74HC95 Datasheet, PDF (4/7 Pages) Hitachi Semiconductor – 4-bit Parallel Access Shift Register

HD74HC95
Switching Characteristics (C_L = 50 pF, Input t_r = t_f = 6 ns)
Item
Maximum clock
frequency
Propagation delay
time
Pulse width
Setup time
Hold time
Output rise/fall
time
Input capacitance
Symbol VCC (V)
fmax
2.0
4.5
6.0
tPLH
2.0
4.5
6.0
tPHL
2.0
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, tTHL 2.0
4.5
6.0
Cin
—
Ta = 25°C
Ta = –40 to +85°C
Min Typ Max Min Max Unit
Test Conditions
—— 4
—
3 MHz
— — 20
—
16
— — 24
—
19
— — 145 —
180 ns
— 17 29
—
36
— — 25
—
31
— — 170 —
215 ns
— 17 34
—
43
— — 29
—
37
80 — — 100
— ns Clock
16 6 —
20
—
14 — —
17
—
100 — — 125
— ns
20 2 —
25
—
17 — —
21
—
10 — —
10
— ns
10 –1 —
10
—
10 — —
10
—
— — 75
—
95 ns
— 5 15
—
19
— — 13
—
16
— 5 10
—
10 pF
Test Circuit
VCC
Input
Pulse generator
Zout = 50 Ω
Input
Pulse generator
Zout = 50 Ω
VCC
Serial Input
Mode Control
Clock 1
Clock 2
A
B
C
D
Output
QA
Output
C_L = 50 pF
QB
Output
C_L = 50 pF
QC
Output
C_L = 50 pF
QD
C_L = 50 pF
Note: C_L includes the probe and jig capacitance.
Rev.2.00, Oct 06, 2005 page 4 of 6