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HD74LS640FPEL データシートの表示(PDF) - Renesas Electronics

部品番号
コンポーネント説明
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HD74LS640FPEL
Renesas
Renesas Electronics Renesas
HD74LS640FPEL Datasheet PDF : 7 Pages
1 2 3 4 5 6 7
HD74LS640
Switching Characteristics
Item
Propagation delay time
Output enable time
Output disable time
(VCC = 5 V, Ta = 25°C)
Symbol Inputs Outputs min. typ. max. Unit Condition
A
tPLH
B
B
6
10
ns
A
6
10
ns
A
tPHL
B
G
tZL
G
B
8
15
ns
A
8
15
ns CL = 45 pF,
A
31
40
ns
RL = 667
B
31
40
ns
G
A
23
40
ns
tZH
G
B
23
40
ns
G
A
15
25
ns
tLZ
G
B
15
25
ns
CL = 5 pF,
G
A
15
25
ns
RL = 667
tHZ
G
B
15
25
ns
Rev.2.00, Feb.18.2005, page 3 of 6

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