HEF40245B Ver la hoja de datos (PDF) - Philips Electronics

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HEF40245B

Octal bus transceiver with 3-state outputs

Philips Electronics 

Philips Semiconductors

Octal bus transceiver with 3-state outputs

Product specification

HEF40245B

buffers

FUNCTION TABLE

INPUTS

EO

DR

L

L

L

H

H

X

INPUTS/OUTPUTS

An

A=B

input

Z

Bn

input

B=A

Z

Notes

1. H = HIGH state (the more positive voltage)

L = LOW state (the less positive voltage)

X = state is immaterial

Z = high impedance OFF-state

(1) P-channel MOS transistor conducting.

(2) P-channel MOS transistor and bipolar

n-p-n transistor conducting.

Fig.4 Typical output source current characteristic.

Fig.3 Functional diagram.

January 1995

Fig.5 Schematic diagram of output stage.

3

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