HEF4510B Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Fabricante

HEF4510B

BCD up/down counter

Philips Electronics 

Philips Semiconductors

BCD up/down counter

AC CHARACTERISTICS

VSS = 0 V; Tamb = 25 °C; CL = 50 pF; input transition times ≤ 20 ns

VDD

V

SYMBOL MIN. TYP. MAX.

Output transition times

HIGH to LOW

LOW to HIGH

5

10 tTHL

15

5

10 tTLH

15

60 120 ns

30 60 ns

20 40 ns

60 120 ns

30 60 ns

20 40 ns

Product specification

HEF4510B

MSI

TYPICAL EXTRAPOLATION

FORMULA

10 ns + (1,0 ns/pF) CL

9 ns + (0,42 ns/pF) CL

6 ns + (0,28 ns/pF) CL

10 ns + (1,0 ns/pF) CL

9 ns + (0,42 ns/pF) CL

6 ns + (0,28 ns/pF) CL

January 1995

7

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