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SN75179A Datasheet Differential Driver And Receiver Pair

Manufacturer: Texas Instruments

Overview: ą • Meets EIA Standards RS-422A, RS423A, and CCITT Recommendations V.11 and X.27 • Bus Voltage Range . . . −7 V to 12 V • Positive and Negative Current Limiting • Driver Output Capability . . . 60 mA Max • Driver Thermal Shutdown Protection • Receiver Input Impedance . . . 12 kΩ Min • Receiver Input Sensitivity . . . ± 200 mV • Receiver Input Hysteresis . . .

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General Description

The SN75179A driver and bus receiver circuit is a monolithic integrated device designed for balanced transmission line applications, and meets EIA Standards RS-422A, RS-423A, and CCITT Recommendations V.11 and X.27.

It is designed to improve the performance of data communications over long bus lines.

The SN75179A

Key Features

  • positive- and negativecurrent limiting for the driver and receiver. The receiver features high input impedance, input hysteresis for increased noise immunity, and input sensitivity of ± 200 mV over a common-mode input voltage range of.
  • 12 V to 12 V. The driver provides thermal shutdown for protection from line fault conditions. Thermal shutdown is designed to occur at a junction temperature of approximately 150°C. The device is designed to drive current loads of up to 60 mA maximum. The.

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