NSi83085E Datasheet (NOVOSENSE) - High Reliability Isolated Half and Full-Duplex RS-485 Transceivers

NSi83085E, High Reliability Isolated Half and Full-Duplex RS-485 Transceivers

14 5.1.

INSULATION AND SAFETY RELATED SPECIFICATIONS 14 5.2.

SAFETY-LIMITING VALUES 15 5.3.

REGULATORY INFORMATION15 6.

FUNCTION DESCRIPTION 16 6.1.

DATA RATE 16 6.2.

TRUE FAIL-SAFE RECEIVER INPUTS 16 6.3.

TRUTH TABLES 16 6.4.

THERMAL SHUTDOWN17 7.

APPLICATION NOTE17 7.1.

256 TRANSCEIVERS ON THE BUS

NSi83085E/NSi83086E High Reliability Isolated Half and Full-Duplex RS-485 Transceivers Datasheet (EN) 1.2 Product Overview NSi83085E is a high reliability isolated half duplex RS-485 transceiver based on NOVOSENSE digital isolation technology, while NSi83086E is an isolated full duplex RS-485 transceiver.

Both devices are safety certified by UL1577 support 5kVrms insulation withstand voltages, while providing high electromagnetic immunity and low emissions at low power consumption.

The Bus pins

NSi83085E Features

* Up to 5000Vrms Insulation voltage

* Bus side power supply voltage: 3.0V to 5.5V

* VDD1 supply voltage: 2.5V to 5.5V

* High CMTI: ±150kV/us

* High system level EMC performance: Bus Pins meet IEC61000-4-2 ±10kV ESD

* Fail-safe protection receiver

* Up to 256 transceivers