HD74LV221A Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics
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HD74LV221A Datasheet PDF : 19 Pages
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HD74LV221A
Switching Characteristics (cont)
• VCC = 5.0 ± 0.5 V
Ta = 25°C
Item
Symbol Min Typ
Propa-
tPLH
gation
tPHL
delay time
— 7.3
— 8.7
— 6.2
— 7.4
— 7.3
— 8.6
Pulse
tw
width
5.0 —
Output
twQ
pulse
width
— 140
90 100
0.9 1.0
∆twQ
— ±1
Ta = –40 to 85°C
Max Min Max
Unit
12.0 1.0
14.0
ns
14.0 1.0
16.0
9.4 1.0
11.0
11.4 1.0
13.0
12.9 1.0
15.0
14.9 1.0
17.0
— 5.0
—
ns
200 —
240
ns
110 90
110
µs
1.1 0.9
1.1
ms
——
—
%
Test Conditions
CL = 15 pF
FROM
(Input)
A or B
CL = 50 pF
CL = 15 pF
CL = 50 pF
CL = 15 pF
CL = 50 pF
A, B or CLR
CLR
CLR
(Trigger)
CL = 50 pF,
Cext = 28 pF, Rext = 2 kΩ
CL = 50 pF,
Cext = 0.01 µF, Rext = 10 kΩ
CL = 50 pF,
Cext = 0.1 µF, Rext = 10 kΩ
CL = 50 pF
TO
(Output)
Q or Q
Q or Q
Q or Q
8
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