HD74HC590 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HD74HC590

8-bit Binary Counter/Register (with 3-state outputs)

Hitachi -> Renesas Electronics 

HD74HC590

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

Ta = 25°C

Ta = –40 to

+85°C

Item

Hold time

Symbol

th

VCC (V)

2.0

4.5

Min Typ Max Min

5 —— 5

5 —— 5

Max Unit

— ns

—

6.0

5 —— 5

—

Output rise/fall

t TLH

time

t THL

2.0

— — 60 — 75 ns

4.5

— 4 12 — 15

6.0

— — 10 — 13

t TLH

2.0

— — 75 — 95 ns

t THL

4.5

— 5 15 — 19

6.0

— — 13 — 16

Input capacitance Cin

—

— 5 10 — 10 pF

Test Conditions

CCKEN to CCK

CCK to RCK

Q

RCO

7

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