HD74LV374A Datasheet, PDF (6/15 Pages) Hitachi Semiconductor – Octal Edge-Triggered D-type Flip-Flops with 3-state Outputs

HD74LV374A
Switching Characteristics
• V_CC = 2.5 ± 0.2 V
Ta = 25°C
Ta = –40 to 85°C
Item
Symbol Min Typ Max Min
Maxi-
t_max
mum
clock
fre-
quency
60 105 — 50
50 85 — 40
Propa- t_PLH
gation
delay
time
— 9.7 16.3 1.0
t_PHL
Enable t_ZH
time
t_ZL
Disable t_HZ
time
t_LZ
Setup
t_SU
time
— 11.8 19.3 1.0
— 8.9 15.9 1.0
— 10.9 18.8 1.0
— 6.3 12.6 1.0
— 8.2 17.3 1.0
5.0 — — 5.5
Hold
t_h
time
2.5 — — 2.5
Pulse
t_w
width
6.0 — — 7.0
Max
—
—
19.0
23.0
19.0
22.0
15.0
19.0
—
—
—
Unit
MHz
Test Conditions
C_L = 15 pF
C_L = 50 pF
ns
C_L = 15 pF
C_L = 50 pF
ns
C_L = 15 pF
C_L = 50 pF
ns
C_L = 15 pF
C_L = 50 pF
ns
ns
ns
FROM TO
(Input) (Output)
CLK
Q
OE
Q
OE
Q
Data before CLK ↑
Data after CLK ↑
CLK: "H" or "L"
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