The Holtek BS83B12A-3 is a RoHS-compliant Microcontroller Unit (MCU/MPU/SOC) that comes in an SSOP-20-150mil package. Its main components include 2KB 288Bytes FLASH and RISC technologies. This chip has a 8-bit CPU core and it is designed to be used for MCU applications. It also comes with embedded peripherals such as timers, I/O ports, ADC/DAC, and serial communications. In addition, it features various memory sizes, from 2KB 288Bytes FLASH, 12KB RAM, SPI/I2C, and a wide range of protections. The Holtek BS83B12A-3 is suitable for many embedded applications that require low-power, low-cost technology.