The N76E003AT20 is a TSSOP-20 RoHS manufactured by Nuvoton. It is a microcontroller chip that features an 8051 processor core and can be used for a variety of embedded applications ranging from automotive to consumer to industrial uses. The built-in 8-bit processor core incorporates 64kB of flash program memory with on-chip SRAM memory of 8 kB. The chip supports a wide power supply range of operating voltages from 2.4V to 5.5V. It also features an advanced I2C communication interface with programmable address and a low-power operating mode to reduce power consumption. In addition, the N76E003AT20 contains advanced peripherals such as GPIO ports, UART, SPI, and ADC.