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LTC1535 - Isolated RS485 Transceiver

General Description

The LTC®1535 is an isolated RS485 full-duplex differential line transceiver.

Isolated RS485 is ideal for systems where the ground loop is broken to allow for much larger common mode voltage ranges.

Key Features

  • n UL Rated Isolated RS485: 2500VRMS UL Recognized ® File #E151738 n Eliminates Ground Loops n 250kBd Maximum Data Rate n Self-Powered with 420kHz Converter n Half- or Full-Duplex n Fail-Safe Output High for Open or Shorted Receiver Inputs n Short-Circuit Current Limit n Slow Slew Rate Control n 68kΩ Input Impedance Allows Up to 128 Nodes n Thermal Shutdown n 8kV ESD Protection On Driver Outputs and Receiver Inputs n Available in 28-Lead SW Package.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Features n UL Rated Isolated RS485: 2500VRMS UL Recognized ® File #E151738 n Eliminates Ground Loops n 250kBd Maximum Data Rate n Self-Powered with 420kHz Converter n Half- or Full-Duplex n Fail-Safe Output High for Open or Shorted Receiver Inputs n Short-Circuit Current Limit n Slow Slew Rate Control n 68kΩ Input Impedance Allows Up to 128 Nodes n Thermal Shutdown n 8kV ESD Protection On Driver Outputs and Receiver Inputs n Available in 28-Lead SW Package Applications n Isolated RS485 Receiver/Driver n RS485 with Large Common Mode Voltage n Breaking RS485 Ground Loops n Multiple Unterminated Line Taps LTC1535 Isolated RS485 Transceiver Description The LTC®1535 is an isolated RS485 full-duplex differential line transceiver.