HD74LV21A 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics
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HD74LV21A Datasheet PDF : 12 Pages
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HD74LV21A
Switching Characteristics
• VCC = 2.5 ± 0.2 V
Ta = 25°C
Ta = –40 to 85°C
Item
Propagation
delay time
Symbol Min Typ Max Min
tPLH
— 7.9 12.0 1.0
tPHL
— 10.3 15.7 1.0
Max
14.0
19.0
Unit Test Conditions
ns CL = 15 pF
CL = 50 pF
FROM
(Input)
A, B,
C, or D
TO
(Output)
Y
• VCC = 3.3 ± 0.3 V
Ta = 25°C
Ta = –40 to 85°C
Item
Propagation
delay time
Symbol Min Typ
tPLH
— 4.8
tPHL
— 7.3
Max Min
7.0 1.0
10.5 1.0
Max
8.5
12.0
Unit Test Conditions
ns CL = 15 pF
CL = 50 pF
FROM
(Input)
A, B,
C, or D
TO
(Output)
Y
• VCC = 5.0 ± 0.5 V
Ta = 25°C
Ta = –40 to 85°C
Item
Propagation
delay time
Symbol Min Typ
tPLH
— 3.3
tPHL
— 4.8
Max Min
5.0 1.0
7.0 1.0
Max
6.0
8.0
Unit Test Conditions
ns CL = 15 pF
CL = 50 pF
FROM
(Input)
A, B,
C, or D
TO
(Output)
Y
6
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