HD74LV123A Datasheet, PDF (9/20 Pages) Hitachi Semiconductor – Dual Retriggerable Monostable Multivibrators

HD74LV123A
Switching Characteristics (cont)
• V_CC = 5.0 ± 0.5 V
Ta = 25°C
Ta = –40 to 85°C
Item
Symbol Min Typ Max Min
Propa-
t_PLH
gation
t_PHL
delay time
— 7.3 12.0 1.0
— 8.5 14.0 1.0
— 5.9 9.4 1.0
— 7.5 11.4 1.0
— 7.3 12.9 1.0
— 8.7 14.9 1.0
Output
t_wQ
pulse
width
— 140 200 —
90 100 110 90
Max
14.0
16.0
11.0
13.0
15.0
17.0
240
110
Unit
ns
ns
µs
0.9 1.0 1.1 0.9
1.1
ms
∆t_wQ
— ±1 — —
—
%
Pulse
t_w
width
5.0 — — 5.0
—
ns
Retrigger t_rr
time
— 20 — —
—
ns
— 0.95 — —
—
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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