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Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7000 • www.exar.com

SP3485_200_051916

DESCRIPTION

• RS-485 and RS-422 Transceiver

• Operates from a single +3.3V Supply

• Interoperable with +5.0V logic

• Driver/Receiver Enable

• -7V to +12V Common-Mode Input Voltage Range

• Allows up to 32 transceivers on the serial bus

• Compatibility with industry standard 75176 pinout

• Driver Output Short-Circuit Protection

SP3485

+3.3V Low Power Half-Duplex RS-485

Transceiver with 10Mbps Data Rate

The

SP3485 device is a +3.3V low power half-duplex transceiver that meets the specifica-

tions of the RS-485 and RS-422 serial protocols. This device is pin-to-pin compatible with

the

Exar SP481, SP483 and SP485 devices as well as popular industry standards. The

SP3485 can meet the electrical specifications of the RS-485 and RS-422 serial protocols

up to 10Mbps under load.