Microchip Technology ATMEGA645V-8AUR Microcontroller

The ATMEGA645V-8AUR is a high-performance, low-power Atmel 8-bit AVR RISC-based microcontroller from Microchip Technology, combining 64KB ISP flash memory with read-while-write capabilities, 4KB EEPROM, 4KB SRAM, 54/69 general purpose I/O lines, 32 general purpose working registers, real-time counter, three flexible timer/counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, a 6-channel 10-bit A/D converter (eight channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software selectable power saving modes.

The device operates at a voltage range of 1.8-5.5 volts, making it suitable for battery-powered applications and other low voltage systems. With a clock speed of up to 8 MHz, the ATMEGA645V-8AUR is designed for speed-sensitive operations while maintaining power efficiency. It comes in a 64-lead TQFP package and the 8AUR suffix indicates that it is provided in tape and reel packaging for automated assembly processes.

The microcontroller features the versatile AVR architecture, which is known for its simplicity and efficiency in executing complex tasks. The ATMEGA645V-8AUR supports a wide range of programming options, including in-system programming and boot code section with independent lock bits, which allows for robust bootloading capabilities. In addition, its on-chip analog comparator provides a means for advanced control and sensing operations.

Intended for embedded systems, the ATMEGA645V-8AUR is ideal for applications in automotive, industrial, consumer, and IoT devices. Its combination of power efficiency, processing capability, and extensive I/O options make it a preferred choice for designers looking for a versatile and reliable microcontroller unit (MCU).

Microchip Technology provides comprehensive support for the ATMEGA645V-8AUR with a full suite of program and system development tools including libraries, development boards, and software IDEs to streamline the development process and bring products to market faster.