DS1489 Quad Line Driver

National Semiconductor

Description

DS1489/DS1489A Quad Line Receiver July 2002 DS1489/DS1489A Quad Line Receiver General .
The DS1489/DS1489A are quad line receivers designed to interface data terminal equipment with data communications equipment.

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Datasheet Specifications

Part number: DS1489
Manufacturer: National Semiconductor
File Size: 244.97 KB
Datasheet: DS1489_NationalSemiconductor.pdf
Description: Quad Line Driver

Features

* n n n n n Four separate receivers per package Programmable threshold Built-in input threshold hysteresis “Fail safe” operating mode: high output for open inputs Inputs withstand ± 30V Schematic and Connection Diagrams www. DataSheet4U. com 00577701 (1⁄4 of unit shown) DS1489: RF = 10k DS1489A: RF =

Applications

* Using the Response Control Pin Noise Filter See Figure 7 Threshold Shift See Figures 3, 4 Noise Filter and Threshold Shift See Figures 3, 4, 7 www. DataSheet4U. com 00577713 00577714 00577715 Application of DS1488, DS1489A and UART 00577716 5 www. national. com DS1489/DS1489A Physical Dimensions

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DS1489 Quad Line Driver National Semiconductor

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