Renesas Electronics ISL43485IBZ Line Transceiver

The Renesas RS-485/RS-422 transceiver is a high speed BiCMOS 3.3V powered, single transceiver that meets standards for balanced communication. This transceiver is specified for 10% tolerance supplies (3V to 3.6V). The data rates up to 30Mbps are achievable by using this transceiver, which features higher slew rates.

Interoperable with 5V logic
Single unit load allows up to 32 devices on the bus
Low current shutdown mode
Half duplex pinout
Current limiting and thermal shutdown for driver overload protection