The N76E003AT20-T is a 64K Flash Memory from Nuvoton equipped with a powerful 8051 Microcontroller. It has a variety of features, including a 32 kHz internal oscillator, two 16-bit timer/counters, a five-channel, 10-bit ADC, and an on-chip temperature sensor. It also has 512Byes of data Flash memory split into two blocks, and two 8-bit I/O ports. It is packaged in a TSSOP-20 RoHS package, meaning it is compliant with the Restriction of Hazardous Substances Directive, and is manufactured by Nuvoton. Overall, this is a powerful chip that can be used in a variety of applications.