ADM3491

PRODUCTION

3.3 V, Low Power, RS-485/RS-422 Transceiver (Full Duplex, 10 Mbps, Driver/Receiver Enable)

Analog Devices ADM3491 Product Info

10 February 2026 7

Features

Operate with 3.3 V supply
Interoperable with 5 V logic
EIA RS-422 and RS-485 compliant over full common-mode range
Data rate options: 10 Mbps
Half- and full-duplex options
2 nA supply current in shutdown mode

Up to 32 transceivers on the bus
−7 V to +12 V bus common-mode range
Specified over the –40°C to +85°C temperature range
8 ns skew
14-lead SOIC packages

Part details & applications

The ADM3491 is a low power differential line transceiver designed to operate using a single +3.3 V power supply. Low power consumption coupled with a shutdown mode make it ideal for power sensitive applications. It is suitable for communication on multipoint bus transmission lines.

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