|
HD74LV123A Datasheet, PDF (8/20 Pages) Hitachi Semiconductor – Dual Retriggerable Monostable Multivibrators | |||
|
◁ |
HD74LV123A
Switching Characteristics (cont)
⢠VCC = 3.3 ± 0.3 V
Ta = 25°C
Ta = â40 to 85°C
Item
Symbol Min Typ Max Min
Propa-
tPLH
gation
tPHL
delay time
â 9.7 20.6 1.0
â 11.5 24.1 1.0
â 8.0 15.8 1.0
â 9.5 19.3 1.0
â 9.9 22.4 1.0
â 11.5 25.9 1.0
Output
twQ
pulse
width
â 150 240 â
90 100 110 90
Max
24.0
27.5
18.5
22.0
26.0
29.5
300
110
Unit
ns
ns
µs
0.9 1.0 1.1 0.9
1.1
ms
âtwQ
â ±1 â â
â
%
Pulse
tw
width
5.0 â â 5.0
â
ns
Retrigger trr
time
â 30 â â
â
ns
â 1.2 â â
â
µs
Test Conditions
CL = 15 pF
FROM
(Input)
A or B
CL = 50 pF
CL = 15 pF
CLR
CL = 50 pF
CL = 15 pF
CLR
CL = 50 pF
(Trigger)
CL = 50 pF,
Cext = 28 pF, Rext = 2 kâ¦
CL = 50 pF,
Cext = 0.01 µF, Rext = 10 kâ¦
CL = 50 pF,
Cext = 0.1 µF, Rext = 10 kâ¦
CL = 50 pF
A, B or CLR
A, or B
(Rext = 1 kâ¦, Cext = 100 pF)
A, or B
(Rext = 1 kâ¦, Cext = 0.01 µF)
TO
(Output)
Q or Q
Q or Q
Q or Q
8
|
▷ |