HD74HC147 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics

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HD74HC147

HD74HC147 / 10-to-4-line Priority Encoder / Hitachi

Hitachi -> Renesas Electronics 

HD74HC147

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

Ta = 25°C

Ta = –40 to

+85°C

Item

Symbol

Propagation delay tPLH

time

VCC (V)

2.0

4.5

Min Typ Max Min

— — 220 —

— 15 44 —

Max Unit

275 ns

55

6.0

— — 37 — 47

t PHL

2.0

— — 220 — 275 ns

4.5

— 14 44 — 55

6.0

— — 37 — 47

Output rise/fall

t TLH

time

t THL

2.0

— — 75 — 95 ns

4.5

— 5 15 — 19

6.0

— — 13 — 16

Input capacitance Cin

—

— 5 10 — 10 pF

Test Conditions

4

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