HEF4505B View Datasheet(PDF) - Philips Electronics

Part Name

Description

MFG CO.

HEF4505B

64-bit, 1-bit per word random access read/write memory

Philips Electronics 

Philips Semiconductors

64-bit, 1-bit per word random access

read/write memory

Product specification

HEF4505B

LSI

Hold time

DIN → ST

VDD

V

5

10

15

SYMBOL MIN. TYP. MAX.

−20 −40

ns

tholdD

5 −10

ns

10 0

ns

TYPICAL EXTRAPOLATION

FORMULA

(1) Output in high impedance OFF-state.

(2) tSTHmin = tRCmax − tSTLmin.

Fig.3 Read cycle timing diagram.

January 1995

5

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