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ADM1491E - (ADM1490E / ADM1491E) Full-Duplex RS-485 Transceivers

Download the ADM1491E datasheet PDF. This datasheet also covers the ADM1490E variant, as both devices belong to the same (adm1490e / adm1491e) full-duplex rs-485 transceivers family and are provided as variant models within a single manufacturer datasheet.

General Description

The ADM1490E/ADM1491E are RS-485/RS-422 transceivers with ±8 kV ESD protection and are suitable for high speed, fullduplex communication on multipoint transmission lines.

Key Features

  • RS-485/RS-422 full-duplex transceiver for high speed motor control.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ADM1490E_AnalogDevices.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number ADM1491E
Manufacturer Analog Devices
File Size 357.35 KB
Description (ADM1490E / ADM1491E) Full-Duplex RS-485 Transceivers
Datasheet download datasheet ADM1491E Datasheet

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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
Data Sheet 16 Mbps, ESD Protected, Full-Duplex RS-485 Transceivers ADM1490E/ADM1491E FEATURES RS-485/RS-422 full-duplex transceiver for high speed motor control applications 16 Mbps data rate ±8 kV ESD protection on RS-485 input/output pins Complies with ANSI/TIA/EIA-485-A-1998 Open circuit fail-safe Suitable for 5 V power supply applications 32 nodes on the bus (1 unit load) Thermal shutdown protection Operating temperature range: −40°C to +85°C ADM1490E packages Narrow body, 8-lead SOIC 8-lead MSOP ADM1491E packages Narrow-body, 14-lead SOIC 10-lead MSOP APPLICATIONS RS-485/RS-422 interfaces Industrial field networks High data rate motor control Multipoint data transmission systems Single-ended-to-differential signal conversion GENERAL DESCRIPTION The ADM1490E/ADM1491E are RS-485/RS-42