HD74LV123A Datasheet, PDF (6/16 Pages) Hitachi Semiconductor – Dual Retriggerable Monostable Multivibrators

HD74LV123A
Switching Characteristics
Item
Propagation
delay time
Output pulse
width
Ta = 25°C
Ta = –40 to 85°C
Symbol _{Min Typ Max Min}
Max
t_PLH
— 13.5 31.4 1.0
t_PHL
— 16.0 36.0 1.0
37.0
42.0
— 11.0 25.0 1.0
29.5
— 13.0 32.8 1.0
34.5
— 14.0 33.4 1.0
39.0
— 16.0 38.0 1.0
44.0
t_wQ
— 170 260 —
320
90 100 110 90
110
0.9 1.0 1.1 0.9
1.1
∆t_wQ
— ±1 — —
—
Pulse width
t_w
6.0 — — 6.5
—
Retrigger time t_rr
— 40 — —
—
— 1.5 — —
—
Unit
ns
ns
µs
ms
%
ns
ns
µs
Test
Conditions
V_CC = 2.5 ± 0.2 V
FROM TO
(Input) (Output)
C_L = 15 pF
A or B Q or Q
C_L = 50 pF
C_L = 15 pF
CLR
Q or Q
C_L = 50 pF
C_L = 15 pF
CLR
Q or Q
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)
Item
Propagation
delay time
Output pulse
width
Pulse width
Retrigger time
Ta = 25°C
Ta = –40 to 85°C
Symbol _{Min Typ Max Min}
Max
t_PLH
— 9.7 20.6 1.0
t_PHL
— 11.5 24.1 1.0
24.0
27.5
— 8.0 15.8 1.0
18.5
— 9.5 19.3 1.0
22.0
— 9.9 22.4 1.0
26.0
— 11.5 25.9 1.0
29.5
t_wQ
— 150 240 —
300
90 100 110 90
110
0.9 1.0 1.1 0.9
1.1
∆t_wQ
— ±1 — —
—
t_w
5.0 — — 5.0
—
t_rr
— 30 — —
—
— 1.2 — —
—
Test
Unit Conditions
V_CC = 3.3 ± 0.3 V
FROM TO
(Input) (Output)
ns C_L = 15 pF
A or B Q or Q
C_L = 50 pF
C_L = 15 pF
CLR
Q or Q
C_L = 50 pF
C_L = 15 pF
CLR
Q or Q
C_L = 50 pF
(Trigger)
ns C_L = 50 pF, Cext = 28 pF, Rext = 2 kΩ
µs C_L = 50 pF,
Cext = 0.01 µF, Rext = 10 kΩ
ms C_L = 50 pF,
Cext = 0.1 µF, Rext = 10 kΩ
% C_L = 50 pF
ns A, B or CLR
ns A, or B
(Rext = 1 kΩ, Cext = 100 pF)
µs A, or B
(Rext = 1 kΩ, Cext = 0.01 µF)
Rev.6.00 Jun. 02, 2004 page 6 of 15