ATMEGA328P-AU
Symbol Micros:
ATM328p-au
Case : TQFP32
32kB-FL 2kB-RAM 1kB-EE 23I/O 1.8÷5.5V 20MHz 3xtimer 8A/D UART SPI TWI -40÷85°C
Parameters
| Manufacturer: | MICROCHIP |
| Architecture: | 8-bit |
| FLASH memory: | 32kB |
| RAM memory: | 2kB |
| EEPROM memory: | 1kB |
| Number of I/O: | 23 |
| Supply voltage range: | 1,8V~5,5V |
Item in delivery
Estimated date:
2025-12-05
Quantity of pcs.: 500
| Manufacturer: | MICROCHIP |
| Architecture: | 8-bit |
| FLASH memory: | 32kB |
| RAM memory: | 2kB |
| EEPROM memory: | 1kB |
| Number of I/O: | 23 |
| Supply voltage range: | 1,8V~5,5V |
| Frequency: | 20,000MHz |
| ADC: | YES |
| DAC: | NO |
| UART/USART interface: | YES |
| SPI interface: | YES |
| TWI (I2C) interface: | YES |
| CAN interface: | NO |
| ETHERNET interface: | NO |
| USB interface: | NO |
| Encryption: | NO |
| Operating temperature (range): | -40°C ~ 85°C |
| Case: | TQFP32 |
Detailed description
ATMEGA328P-AU Microcontroller
The ATMEGA328P-AU microcontroller is a versatile 8-bit microcontroller from the AVR family, manufactured by Microchip (formerly ATMEL). It is a popular choice for many electronic projects, ranging from simple control circuits to more complex embedded systems, thanks to its well-balanced memory parameters, numerous I/O lines, and built-in communication interfaces.
Key features and capabilities of the ATMEGA328P-AU microcontroller
- Architecture: 8-bit AVR
- Manufacturer: Microchip (formerly ATMEL)
- Flash memory: 32KB (for program storage)
- SRAM: 2KB (RAM memory)
- EEPROM: 1KB (for non-volatile data storage)
- Number of I/O pins: 23
- Operating voltage range: 1.8V to 5.5V
- Clock frequency: Up to 20MHz
- Operating temperature: From -40°C to 85°C
- Package: TQFP32 (Thin Quad Flat Pack, 32-pin)
Typical applications of the ATMEGA328P-AU microcontroller
The ATMEGA328P-AU can be used interchangeably with the newer ATMEGA328PB-AU version. It is widely used in a broad range of projects, such as:
- prototyping platforms – especially popular in platforms like Arduino, due to ease of programming and resource availability;
- control systems – in smart home devices, building automation, and industrial automation systems;
- robotics – for controlling motors, sensors, and other components in robotic projects;
- IoT devices – in simple Internet of Things applications requiring data processing and communication;
- educational electronics – ideal for learning microcontroller programming and building simple circuits.
The ATMEGA328P-AU microcontroller is a reliable and flexible solution for your projects, offering a balance between performance and ease of use.
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