The PADAUK PMC271-S14 Microcontroller Unit (MCU/MPU/SOC) ROHS is a single-chip, 1KB 64Byte OTP RISC SOP-14 device. It is designed for embedded systems applications and contains a highly integrated 32-bit RISC CPU core, two timers with PWM capability, an interrupt controller, a watchdog timer, an I2C port, an SPI port, four general purpose I/Os, and one analog-to-digital converter. The PMC271-S14 requires an external reference voltage for operation and is offered in a SOP-14 package. It is suitable for a wide range of embedded systems applications that require low power, high-performance, and low cost.