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SIT3491ISO - Full-Duplex RS422/RS485 Transceiver

General Description

The SIT3491ISO is a capacitive isolated full duplex RS-422/485 transceiver, and bus port ESD protection capacity of more than 15kV HBM.

It is a RS-422/485 transceiver fully meet the requirements of TIA/EIA-422/485 standard.

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Datasheet Details

Part number SIT3491ISO
Manufacturer SIT
File Size 569.05 KB
Description Full-Duplex RS422/RS485 Transceiver
Datasheet download datasheet SIT3491ISO Datasheet

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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SIT3491ISO With Isolation Function, 256 nodes, Full-Duplex RS422/RS485 Transceiver FEATURES PRODUCT APPEARANCE ➢ Compatible with EIA-422 and TIA/EIA-485-A standard ➢ 2.5V~5.5V VCC1, 4.5V~5.5V VCC2 power supply range, full-duplex ➢ Bus port ESD protection capacity of over 15kV HBM ➢ 1/8 unit load, allow up to 256 transceivers on the bus ➢ Driver Short-circuit protection, receiver open-circuit failure protection ➢ Low power shutdown function ➢ Data transmission up to 16Mbps in an electric noise environment ➢ Wide temperature range: -40℃~125℃ ➢ Strong anti-noise ability ➢ High CMTI: ±100kV/µs (typical value) ➢ Up to 5000 VRMS isolation voltage resistance ➢ Isolation gate life: >40 years.