The STC12LE5A60S2-35I-LQFP48 is a designed and manufactured by STC a low-power family of 8-bit microcontrollers. This component is a RoHS compliant device with an LQFP-48, 7x7x05P package. This device can run on both AVdd and DVDD from 2.0 Volts to 5.5 Volts and is part number STC12LE5A60S2-35I-LQFP48 It features up to 16K Flash ROM, 128 bytes of RAM, eight 8-bit I/O ports, four 16-bit timer/counters, a watchdog timer, an eight-level priority interrupt controller, three external interrupts, SPI, UART, and the one-wire serial interface. It is also ideal for low-power, low-cost, 8-bit applications with its various peripherals and low power modes.