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ADM3491-1 - EIA RS-485 Transceiver

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General Description

The ADM3491-1 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, makes it ideal for power-sensitive applications.

It is suitable for communication on multipoint bus transmission lines.

Overview

Data Sheet.

Key Features

  • Operates with 3.3 V supply EIA RS-422 and RS-485 compliant over full CM range 19 kΩ input impedance Up to 50 transceivers on bus 20 Mbps data rate Short-circuit protection Specified over full temperature range Thermal shutdown Interoperable with 5 V logic 840 μA supply current 2 nA shutdown current Available in PDIP, SOIC, and TSSOP Meets IEC1000-4-4 (>1 kV) 8 ns skew Upgrade for MAX3491, SN75ALS180 3.3 V, Full-Duplex, 840 μA, 20 Mbps, EIA RS-485 Transceiver ADM3491-1.

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