REG010016EWPP5N00000 is a Raystar 125 Firmware Programmable Serial Transceiver, a miniature single-channel transceiver from Raytheon, available with a range of features, including integrated data rate and firmware control. The REG010016EWPP5N00000 version features a serial data rate from 1,200 to 19,200 baud, an on-board EEPROM for storage, and a voltage regulator for power supply flexibility. It is suitable for a range of applications in automotive, consumer, industrial and medical environments.