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SN75LBC172A Datasheet Quadruple RS-485 Differential Line Drivers

Manufacturer: Texas Instruments

General Description

The SN65LBC172A and SN75LBC172A are quadruple differential line drivers with 3-state outputs, designed for TIA/EIA-485 (RS-485), TIA/EIA-422 (RS-422), and ISO 8482 applications.

N PACKAGE (TOP VIEW) 1A 1 1Y 2 1Z 3 G4 2Z 5 2Y 6 2A 7 GND 8 16 VCC 15 4A 14 4Y 13 4Z 12 G 11 3Z 10 3Y 9 3A 1A 1Y 1Z G 2Z 2Y 2A GND 16-DW PACKAGE (TOP VIEW) 1 16 2 15 3 14 4 13 5 12 6 11 7 10 8 9 logic diagram (positive logic) VCC 4A 4Y 4Z G 3Z 3Y 3A G4 G 12 1A 1 2A 7 3A 9 2 1Y 3 1Z 6 2Y 5 2Z 10 3Y 11 3Z 4A 15 14 4Y 13 4Z 20-DW PACKAGE (TOP VIEW) logic diagram (positive logic) 1A 1 1Y 2 NC 3 1Z 4 G 5 2Z 6 NC 7 2Y 8 2A 9 GND 10 20 VCC 19 4A 18 4Y 17 NC 16 4Z 15 G 14 3Z 13 NC 12 3Y 11 3A G5 G 15 1A 1 2A 9 3A 11 4A 19 2 1Y 4 1Z 8 2Y 6 2Z 12 3Y 14 3Z 18 4Y 16 4Z Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

LinBiCMOS is a trademark of Texas Instruments.

Overview

SN65LBC172A, SN75LBC172A QUADRUPLE RSĆ485 DIFFERENTIAL LINE DRIVERS D Designed for TIA/EIA-485, TIA/EIA-422, and ISO 8482 Applications D Signaling Rates† up to 30 Mbps D Propagation Delay Times <11 ns D Low Standby Power Consumption 1.

Key Features

  • current limiting and thermal-shutdown circuitry making it suitable for high-speed mulitpoint data transmission.