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ADM2490E Datasheet Isolated RS-485 Transceiver

Manufacturer: Analog Devices

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General Description

The ADM2490E is an isolated data transceiver with ±8 kV ESD protection that is suitable for high speed, full-duplex communication on multipoint transmission lines.

It is designed for balanced transmission lines and complies with ANSI TIA/EIA-485-A-1998 and ISO 8482: 1987(E).

The device employs Analog Devices, Inc., iCoupler® technology to combine a 2-channel isolator, a threestate differential line driver, and a differential input receiver into a single package.

Overview

High Speed, ESD-Protected, Full-Duplex, iCoupler Isolated RS-485 Transceiver.

Key Features

  • Isolated, full-duplex RS-485/RS-422 transceiver ±8 kV ESD protection on RS-485 input/output pins 16 Mbps data rate Complies with ANSI TIA/EIA-485-A-1998 and ISO 8482: 1987(E) Suitable for 5 V or 3 V operation (VDD1) High common-mode transient immunity: >25 kV/μs Receiver has open-circuit, fail-safe design 32 nodes on the bus Thermal shutdown protection Safety and regulatory approvals UL recognition: 5000 V rms isolation voltage for 1 minute per UL 1577 VDE certificate of conformity DIN EN 60747-.

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