HD74HC279 Ver la hoja de datos (PDF) - Hitachi -> Renesas Electronics

Número de pieza

componentes Descripción

Fabricante

HD74HC279

Quad. S–R Latches

Hitachi -> Renesas Electronics 

HD74HC279

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

Ta = 25°C

Ta = –40 to

+85°C

Item

Symbol

Propagation delay tPLH

time

t PHL

VCC (V)

2.0

4.5

6.0

Min Typ Max Min

— — 130 —

— 10 26 —

— — 22 —

Max Unit

165 ns

33

28

t PHL

2.0

— — 120 — 150 ns

4.5

— 12 24 — 30

6.0

— — 20 — 26

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

S to Q

R to Q

4

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