HD74LV164A8 Datasheet, PDF (7/16 Pages) Hitachi Semiconductor – 8-bit Parallel-out Serial-in Shift Register

HD74LV164A
Switching Characteristics
• V_CC = 2.5 ± 0.2 V
Ta = 25°C
Ta = –40 to 85°C
Item
Symbol Min
Maximum fmax
55
clock
frequency
45
Propa-
gation
t_PLH/t_PHL —
delay time
—
t_PHL
—
—
Setup time t_su
6.5
3.0
Typ Max Min
105 — 50
85 — 40
9.2 17.6 1.0
11.5 21.1 1.0
8.6 16.0 1.0
10.8 19.5 1.0
— — 8.5
— — 3.0
Max
—
—
20.0
24.0
18.0
22.0
—
—
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
–0.5 — — 0.0
—
ns
6.0 — — 6.5
—
ns
6.5 — — 7.5
—
FROM
(Input)
TO
(Output)
CLK
Q
CLR
Data before CLK ↑
CLR inactive before
CLK ↑
Data after CLK ↑
CLR L
CLK H or L
7