Overview
The ATMEGA644PA-AUR is a high-performance, low-power AVR 8-bit microcontroller produced by Microchip Technology. This microcontroller is part of the AVR family and is known for its advanced RISC architecture, which includes 131 powerful instructions, most of which are executed in a single clock cycle. The device is packaged in a 44-pin TQFP (Thin Quad Flat Package) and operates within a temperature range of -40°C to +85°C, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | ATMEGA644PA-AUR |
| Package Type | TQFP44 |
| Operating Voltage | 1.8V to 5.5V |
| Operating Temperature | -40°C to +85°C |
| Flash Memory | 64Kbytes (In-System Programmable with Read-While-Write capabilities) |
| EEPROM | 2Kbytes |
| SRAM | 4Kbytes |
| External Interrupts | 32 |
| Comparator | 1 |
Key Features
- High-performance, low-power AVR 8-bit microcontroller
- Advanced RISC architecture with 131 powerful instructions, most executed in a single clock cycle
- 64Kbytes of In-System Programmable Flash with Read-While-Write capabilities
- 2Kbytes EEPROM and 4Kbytes SRAM
- 32 external interrupts and 1 comparator
- Operating voltage range of 1.8V to 5.5V
Applications
The ATMEGA644PA-AUR is versatile and can be used in a variety of applications, including:
- Industrial control systems
- Consumer electronics
- Automotive systems
- Wireless and wired communication devices
- Medical devices and equipment
- Robotics and automation
Q & A
- What is the part number of this microcontroller?
The part number is ATMEGA644PA-AUR.
- What is the package type of the ATMEGA644PA-AUR?
The package type is TQFP44.
- What is the operating voltage range of the ATMEGA644PA-AUR?
The operating voltage range is 1.8V to 5.5V.
- How much flash memory does the ATMEGA644PA-AUR have?
The ATMEGA644PA-AUR has 64Kbytes of In-System Programmable Flash.
- What is the amount of EEPROM and SRAM in the ATMEGA644PA-AUR?
The device has 2Kbytes of EEPROM and 4Kbytes of SRAM.
- How many external interrupts does the ATMEGA644PA-AUR support?
The device supports 32 external interrupts.
- What is the temperature range for the ATMEGA644PA-AUR?
The operating temperature range is -40°C to +85°C.
- What architecture does the ATMEGA644PA-AUR use?
The device uses an advanced RISC architecture.
- What are some common applications for the ATMEGA644PA-AUR?
Common applications include industrial control systems, consumer electronics, automotive systems, and more.
- Where can I find detailed specifications for the ATMEGA644PA-AUR?
Detailed specifications can be found in the datasheet available on Microchip Technology's official website and other electronic component distributors like Digi-Key and TME.
