M4A3-128/64-12YI

The M4A3-128/64-12YI is a high-performance, low-power, mixed-signal microcontroller chip manufactured by Microchip Technology. It is based on the 8-bit AVR RISC architecture and is optimized for embedded applications. The chip has a 128KB Flash memory and a 64KB SRAM. It also includes an 8-bit timer/counter, a 10-bit analog-to-digital converter, a 12-bit digital-to-analog converter, and a watchdog timer. It has an operating voltage of 2.7V to 5.5V and a maximum clock frequency of 20MHz.

The M4A3-128/64-12YI is designed for use in a wide range of applications such as automotive, industrial, medical, and consumer electronics. It is suitable for applications requiring high-speed, low-power operation, as well as reliable and secure data storage. It is also suitable for applications requiring real-time control, analog signal processing, and digital signal processing.

The chip has advanced peripherals such as UART, SPI, I2C, CAN, and USB. It also has an integrated high-speed, low-power oscillator and an integrated temperature sensor. It is also capable of supporting up to 40 external interrupts and up to 16 wake-up sources.

Overall, the M4A3-128/64-12YI is a powerful and versatile microcontroller chip which is suitable for a wide range of applications. It is an ideal choice for embedded applications which require high-speed, low-power operation, reliable data storage, real-time control, and analog and digital signal processing.