National Semiconductor LMS75ALS176A Differential Bus Transceivers Datasheet

The LMS75ALS176A is a bidirectional data communications transceiver from TI that meets ANSI standards TIA/EIA RS422-B, TIA/ EIA RS485-A and ITU recommendation V.11 and X.27. It combines a TRI-STATE™ differential line driver and differential input receiver, both of which operate from a single 5.0V power supply. The driver and receiver have an active high and active low enable, respectively, that can be externally connected to function as a direction control. The driver and receiver differential inputs are internally connected to form differential input/output (I/O) bus ports that are designed to offer minimum loading to bus whenever the driver is disabled or when VCC = 0V. These ports feature wide positive and negative common mode voltage ranges, making the device suitable for multipoint applications in noisy environments.


National Semiconductor LMS75ALS176A Differential Bus Transceivers Datasheet - cover page
Brand
National Semiconductor
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
11
File format
PDF
File size
232 KB
Published
05 July, 2012
Updated
30 September, 2023
MD5 checksum
CF409F155E6993543FC02FD9C4E19894

About this manual

The LMS75ALS176A is a bidirectional differential bus/line transceiver designed for balanced transmission on multipoint lines. It meets ANSI standards TIA/EIA RS-422-B, TIA/EIA RS-485-A, and ITU recommendation V.27/V.28. The device combines a TRI-STATE differential line driver and a differential input receiver operating from a single 5.0V supply.

What's inside

  • General Description
  • Features
  • Applications
  • Typical Application
  • Connection Diagram
  • Ordering Information
  • Truth Table
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Switching Characteristics

Specifications

Data Rate35 Mbaud
Supply Voltage5.0V
Max Supply Current8mA
Output Drive Capacity+60mA

Frequently asked questions

Is the LMS75ALS176A compatible with TI's SN75ALS176A?

Yes, it is pin and functional compatible with TI's SN75ALS176A.

What are the typical applications for this device?

Typical applications include network hubs, bridges, routers, point of sales equipment, and industrial programmable logic controllers.

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