Microchip, 8bit AVR Microcontroller, ATmega, 16Mhz, 64 KB Flash, 64-Pin TQFP, ATMEGA64A-AU
The ATmega64A-AU is a high-performance microcontroller based on the AVR architecture. It is part of the AVR ATmega series manufactured by Microchip Technology (formerly Atmel). The “64A” designation indicates that it has 64 KB of Flash memory. The “AU” suffix signifies that it comes in a surface-mount package.
Applications:
The ATmega64A-AU microcontroller is used in a wide range of applications, including:
- Industrial automation and control systems
- Consumer electronics
- Embedded systems
- Automotive electronics
- Smart home devices
- Robotics
- IoT (Internet of Things) devices
- Wearable technology
Development:
Developing with the ATmega64A-AU typically involves the following steps:
- Hardware Design: Design the circuitry around the microcontroller, including power supply, clock source, external memory interfaces, and peripheral connections.
- Software Development: Write firmware or embedded software using a development environment such as Atmel Studio or AVR-GCC. Code can be written in C/C++ or assembly language.
- Programming: Program the firmware onto the ATmega64A-AU using a programmer/debugger device such as AVRISP mkII or Atmel-ICE.
- Testing and Debugging: Test the functionality of the device and debug any issues using tools like debuggers or logic analyzers.
- Integration: Integrate the microcontroller into the target system and verify its operation.
Specifications:
| Feature | Specification |
|---|---|
| Architecture | AVR (Advanced Virtual RISC) |
| Flash Memory | 64 KB |
| SRAM | 4 KB |
| EEPROM | 2 KB |
| Clock Speed | Up to 16 MHz |
| I/O Pins | 64 |
| ADC Channels | 8 (10-bit resolution) |
| Analog Comparators | 2 |
| Timers/Counters | 4 (16-bit), 1 (8-bit) |
| Communication | USART, SPI, I2C (TWI), JTAG |
| USART | 2 |
| SPI | 1 |
| I2C (TWI) | 1 |
| JTAG | 1 |
| Voltage Range | 2.7V to 5.5V |
| Package | TQFP (64-pad, 10mm x 10mm), QFN (64-pad, 9mm x 9mm) |
| Temperature Range | -40°C to 85°C |
Additional Features:
- Programmable Watchdog Timer with Separate On-chip Oscillator
- Power-on Reset (POR)
- Brown-out Detection (BOD)
- Two-Wire Serial Interface (TWI) with Dual Address Match
- External and Internal Interrupt Sources
- On-chip Analog Comparator
- 8-channel, 10-bit ADC with Optional Differential Input Stage with Programmable Gain
- Programmable Serial USART
- Master/Slave SPI Serial Interface
- On-chip Debug System (JTAG Interface)
- High-speed Timer/Timers, each with Separate Prescaler and Compare Mode
- Four PWM Channels
- Internal and External Interrupt Sources
- 64-pin TQFP and QFN Packages for Compact PCB Design
- Wide Operating Voltage Range for Versatile Applications
- Temperature Range Suitable for Most Industrial and Commercial Applications
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