HD74HCT125 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HD74HCT125

Quad. Bus Buffer Gates (with 3-state outputs)

Hitachi -> Renesas Electronics 

HD74HCT125/HD74HCT126

AC Characteristics (CL = 50 pF, Input tr = tf = 6 ns)

Item

Symbol

Propagation delay tPHL

time

t PLH

Output enable

t ZL

time

t ZH

Output disable

t LZ

time

t HZ

Output rise/fall

t TLH

time

t THL

Input capacitance Cin

Ta = 25°C

Ta = –40 to

+85°C

Min Typ Max Min Max

— 12 20 — 25

— 12 20 — 25

— 12 30 — 38

— 12 30 — 38

— 15 30 — 38

— 15 30 — 38

— 4 12 — 15

— 4 12 — 15

— 5 10 — 10

Unit

ns

ns

ns

ns

pF

Test Conditions

VCC (V)

4.5

4.5

4.5

4.5

4.5

4.5

4.5

4.5

—

4

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