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ST485C - Low power RS-485/RS-422 transceiver

Download the ST485C datasheet PDF. This datasheet also covers the ST485B variant, as both devices belong to the same low power rs-485/rs-422 transceiver family and are provided as variant models within a single manufacturer datasheet.

Description

The ST485 is al low power transceiver for RS-485 and RS-422 communication.

Each part contains one driver and one receiver.

This transceiver draw 300 µA (typ.) of supply current when unloaded or fully loaded with disabled drivers.

Features

  • Low quiescent current: 300 µA.
  • Designed for RS-485 interface.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ST485B-STMicroelectronics.pdf) that lists specifications for multiple related part numbers.

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.

View original datasheet text
ST485B ST485C Low power RS-485/RS-422 transceiver Features ■ Low quiescent current: 300 µA ■ Designed for RS-485 interface application ■ - 7 V to 12 V common mode input voltage range ■ Driver maintains high impedance in 3-state or with the power OFF ■ 70 mV typical input hysteresis ■ 30 ns propagation delay, 5 ns skew ■ Operate from a single 5 V supply ■ Current limiting and thermal shutdown for driver overload protection ■ Allows up to 64 transceivers on the bus Description The ST485 is al low power transceiver for RS-485 and RS-422 communication. Each part contains one driver and one receiver. This transceiver draw 300 µA (typ.) of supply current when unloaded or fully loaded with disabled drivers. It operates from a single 5 V supply.
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