Overview
The ATMEGA644PA-AU is a high-performance, low-power AVR 8-bit microcontroller produced by Microchip Technology. This microcontroller is part of the ATmega series and is known for its advanced RISC architecture and extensive set of features that make it suitable for a wide range of applications. The ATMEGA644PA-AU is particularly noted for its high speed and low power consumption, making it an ideal choice for embedded systems and IoT devices.
Key Specifications
| Specification | Value |
|---|---|
| Microcontroller Type | AVR 8-bit |
| Architecture | Advanced RISC |
| Number of Instructions | 131 |
| Instruction Execution | Most single-clock cycle execution |
| Flash Memory | 64 KB |
| SRAM | 4 KB |
| EEPROM | 2 KB |
| Operating Voltage | 1.8V - 5.5V |
| Operating Temperature | -40°C to 85°C |
| Packages Available | TQFP44, MLF44 |
Key Features
- High-performance, low-power operation
- Advanced RISC architecture with 131 powerful instructions
- Most single-clock cycle instruction execution
- 64 KB of flash memory, 4 KB of SRAM, and 2 KB of EEPROM
- Operating voltage range of 1.8V to 5.5V
- Operating temperature range of -40°C to 85°C
- Support for various communication interfaces such as SPI, I2C, and UART
- Analog-to-digital converter (ADC) with up to 8 channels
Applications
The ATMEGA644PA-AU microcontroller is versatile and can be used in a variety of applications, including:
- Embedded systems
- IoT devices
- Industrial control systems
- Consumer electronics
- Automotive systems
- Medical devices
Q & A
- What is the ATMEGA644PA-AU microcontroller?
The ATMEGA644PA-AU is a high-performance, low-power AVR 8-bit microcontroller produced by Microchip Technology. - What is the architecture of the ATMEGA644PA-AU?
The ATMEGA644PA-AU features an advanced RISC architecture. - How much flash memory does the ATMEGA644PA-AU have?
The ATMEGA644PA-AU has 64 KB of flash memory. - What is the operating voltage range of the ATMEGA644PA-AU?
The operating voltage range is 1.8V to 5.5V. - What are the available packages for the ATMEGA644PA-AU?
The ATMEGA644PA-AU is available in TQFP44 and MLF44 packages. - Does the ATMEGA644PA-AU support analog-to-digital conversion?
Yes, it supports up to 8 channels of analog-to-digital conversion. - What are some common applications of the ATMEGA644PA-AU?
Common applications include embedded systems, IoT devices, industrial control systems, consumer electronics, automotive systems, and medical devices. - What is the operating temperature range of the ATMEGA644PA-AU?
The operating temperature range is -40°C to 85°C. - Does the ATMEGA644PA-AU support communication interfaces like SPI, I2C, and UART?
Yes, it supports these communication interfaces. - How much SRAM and EEPROM does the ATMEGA644PA-AU have?
The ATMEGA644PA-AU has 4 KB of SRAM and 2 KB of EEPROM.
