HD74LV123A Datasheet, PDF (7/20 Pages) Hitachi Semiconductor – Dual Retriggerable Monostable Multivibrators

HD74LV123A
Switching Characteristics
• V_CC = 2.5 ± 0.2 V
Ta = 25°C
Ta = –40 to 85°C
Item
Symbol Min Typ Max Min
Propa-
t_PLH
gation
t_PHL
delay time
— 13.5 31.4 1.0
— 16.0 36.0 1.0
— 11.0 25.0 1.0
— 13.0 32.8 1.0
— 14.0 33.4 1.0
— 16.0 38.0 1.0
Output
t_wQ
pulse
width
— 170 260 —
90 100 110 90
Max
37.0
42.0
29.5
34.5
39.0
44.0
320
110
Unit
ns
ns
µs
0.9 1.0 1.1 0.9
1.1
ms
∆t_wQ
— ±1 — —
—
%
Pulse
t_w
width
6.0 — — 6.5
—
ns
Retrigger t_rr
time
— 40 — —
—
ns
— 1.5 — —
—
µs
Test Conditions
C_L = 15 pF
FROM
(Input)
A or B
C_L = 50 pF
C_L = 15 pF
CLR
C_L = 50 pF
C_L = 15 pF
CLR
C_L = 50 pF
(Trigger)
C_L = 50 pF,
Cext = 28 pF, Rext = 2 kΩ
C_L = 50 pF,
Cext = 0.01 µF, Rext = 10 kΩ
C_L = 50 pF,
Cext = 0.1 µF, Rext = 10 kΩ
C_L = 50 pF
A, B or CLR
A, or B
(Rext = 1 kΩ, Cext = 100 pF)
A, or B
(Rext = 1 kΩ, Cext = 0.01 µF)
TO
(Output)
Q or Q
Q or Q
Q or Q
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