HEF4738 Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Lista de partido

HEF4738

IEC/IEEE bus interface

Philips Electronics 

Philips Semiconductors

IEC/IEEE bus interface

Product specification

HEF4738V

LSI

DC CHARACTERISTICS

VSS = 0 V

Tamb (°C)

VDD

V

VOL

V

VOH

V

SYMBOL

−40

+ 25

+ 85

MIN. MAX. MIN. MAX. MIN. MAX.

Output current

HIGH; see note

Output current

LOW; see note

Quiscent device

current

5

5

10

4,75 0,4

10 0,5

5

10

2,5

4,6

−IOH

9,5

IOL

IDD

3

2,5

2,0

mA

1

0,85

0,65

mA

3

2,5

2,0

mA

2,7

2,3

1,8

mA

9,5

8,0

6,3

mA

50

50

375 µA

100

100

750 µA

Note

1. Output currents for pins: 5 = OPP, 6 = OP3, 7 = OP2, 8 = OP1, 15 = ORFD, 16 = ODAC; 19 = OSRQ,

23 = ODAV. These pins can drive one standard TTL load.

Fig.4 Waveforms showing data exchange in talker function.

Fig.5 Waveforms showing data exchange in listener function.

January 1995

7

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