The ATMEGA645A-AU is a high-performance, low-power microcontroller unit (MCU) manufactured by Microchip Technology. It belongs to the ATmega AVR 8-bit family of MCUs and is based on advanced RISC architecture. This IC component offers a wide range of features and capabilities, making it suitable for various applications.
Key features of the ATMEGA645A-AU include:
1. Microcontroller Unit: It is an 8-bit MCU based on the AVR instruction set, providing efficient and fast execution of instructions.
2. Memory: This IC has a Flash Program Memory of 64KB, which can be easily reprogrammed. It also incorporates an EEPROM (Electrically Erasable Programmable Read-Only Memory) of 2KB, used for storing non-volatile data.
3. Central Processing Unit (CPU): The ATMEGA645A-AU operates at a high clock frequency of up to 16MHz, ensuring quick data processing. It also features a wide range of peripherals such as timers, watchdog timer, real-time counter, and interrupts, facilitating multitasking and precise timing.
4. Digital I/O Pins: It offers 54 different digital I/O pins, enabling the control and communication with various external devices. These pins can be configured individually for input or output operations.
5. Analog-to-Digital Converter (ADC): The integrated ADC allows the microcontroller to convert analog signals into digital values
