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Fabricante

MC1489

Quad Line EIA-232D Receivers

ON Semiconductor 

MC1489, MC1489A

Quad Line EIA-232D

Receivers

The MC1489 monolithic quad line receivers are designed to

interface data terminal equipment with data communications

equipment in conformance with the specifications of EIA Standard

No. EIA−232D.

Features

• Input Resistance − 3.0 k to 7.0 kW

• Input Signal Range − ± 30 V

• Input Threshold Hysteresis Built In

• Response Control

a) Logic Threshold Shifting

b) Input Noise Filtering

• Pb−Free Packages are Available

Line Driver

MC1488

Interconnecting

Cable

Line Receiver

MC1489

DTL Logic Input

Interconnecting

Cable

DTL Logic Output

Figure 1. Simplified Application

http://onsemi.com

14

1

14

1

14

1

SOIC−14

D SUFFIX

CASE 751A

PDIP−14

P SUFFIX

CASE 646

SOEIAJ−14

M SUFFIX

CASE 965

PIN CONNECTIONS

Input A 1

Response

Control A

2

Output A 3

Input B 4

Response 5

Control B

Output B 6

Ground 7

14 VCC

13 Input D

12 Response

Control D

11 Output D

10 Input C

9 Response

Control C

8 Output C

ORDERING INFORMATION

See detailed ordering and shipping information in the package

dimensions section on page 8 of this data sheet.

DEVICE MARKING INFORMATION

See general marking information in the device marking

section on page 9 of this data sheet.

© Semiconductor Components Industries, LLC, 2009

1

December, 2009 − Rev. 11

Publication Order Number:

MC1489/D

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