ADI ADM3485EARZ 3.3V RS-485/RS-422 Half-Duplex Transceiver 8-SOIC

The ADM3485EARZ is a 3.3V, low-power, half-duplex RS-485/RS-422 transceiver manufactured by Analog Devices Inc. (ADI).

It is designed for balanced data transmission and complies with TIA/EIA RS-485 and RS-422 standards.

This transceiver is particularly suited for multi-point bus transmission line applications and features robust ±15 kV ESD protection on its bus pins, making it reliable in harsh electrical environments.

Typical Applications

The ADM3485EARZ is widely used in applications requiring robust, noise-resistant serial communication over longer distances or in electrically noisy environments. Key application areas include:

• Industrial Automation and Process Control: PLCs (Programmable Logic Controllers), motor control systems, sensor networks.

• Power/Energy Metering: Data acquisition and communication in smart grid systems.

• Telecommunications: Base stations, network infrastructure.

• Building Automation: HVAC (Heating, Ventilation, and Air Conditioning) systems, security systems.

• EMI-Sensitive Systems: Medical equipment, test and measurement instruments where electromagnetic interference is a concern.

Comparison and Status

The ADM3485EARZ is part of the ADM3485E series from Analog Devices. It is important to note that some sources may list this specific part as obsolete or recommend checking the manufacturer's website for current status and alternative components. For new designs, it's always advisable to verify the latest product lifecycle information directly with Analog Devices

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