The SP485EN is a half-duplex transceiver from UMW (Youtai Semiconductor) designed for RS485 and RS422 communication. It supports data rates up to 2.5Mbps and operates from a single 5V supply.
The ADM485ARZ is a low-power RS-422/RS-485 transceiver with a data rate of 2.5Mbps. It features a single driver and receiver in a half-duplex configuration.