HD74LV164A8 Datasheet, PDF (8/16 Pages) Hitachi Semiconductor – 8-bit Parallel-out Serial-in Shift Register

HD74LV164A
Switching Characteristics (cont)
• V_CC = 3.3 ± 0.3 V
Ta = 25°C
Ta = –40 to 85°C
Item
Symbol Min
Maximum fmax
80
clock
frequency
50
Propa-
gation
t_PLH/t_PHL —
delay time
—
t_PHL
—
—
Setup time t_su
5.0
2.5
Typ Max Min
155 — 65
120 — 45
6.4 12.8 1.0
8.3 16.3 1.0
6.0 12.8 1.0
7.9 16.3 1.0
— — 6.0
— — 2.5
Max
—
—
15.0
18.5
15.0
18.5
—
—
Unit Test Conditions
MHz C_L = 15 pF
C_L = 50 pF
ns
C_L = 15 pF
C_L = 50 pF
C_L = 15 pF
C_L = 50 pF
ns
Hold time t_h
Pulse
t_w
width
0.0 — — 0.0
—
ns
5.0 — — 5.0
—
ns
5.0 — — 5.0
—
FROM
(Input)
TO
(Output)
CLK
Q
CLR
Data before CLK ↑
CLR inactive before
CLK ↑
Data after CLK ↑
CLR L
CLK H or L
8