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ATMEGA328P-AU
+БОМIC MCU 8BIT 32KB FLASH 32TQFP
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Производителькомпанией Atmel
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Мфр. Часть #ATMEGA328P-AU
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Лист данных ATMEGA328P-AU DataSheet
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Пакет TQFP-32
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В наличии2732
365 Дни гарантии качества
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Спецификации
| Атрибут | Ценность |
| Package | Bulk |
| Series | AVR® ATmega |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| NumberofI/O | 23 |
| ProgramMemorySize | 32KB (16K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 1K x 8 |
| RAMSize | 2K x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.8V ~ 5.5V |
| DataConverters | A/D 8x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-TQFP |
Обзор
Description
- 32KB Flash memory (for code storage)
- 2KB SRAM & 1KB EEPROM (for data)
- 23 programmable I/O pins (including PWM, ADC, and serial interfaces like UART, SPI, I²C)
- 16MHz max clock speed (internal or external oscillator)
- Low power consumption (ideal for battery-powered projects)
Commonly used in Arduino Uno boards, it supports real-time control, embedded systems, and DIY electronics. The -AU suffix denotes a TQFP-32 surface-mount package.
Key strengths:
✔ Versatile & widely supported (Arduino IDE, AVR-GCC)
✔ Rich peripherals (timers, ADC, communication interfaces)
✔ Cost-effective for hobbyists and professionals.
Ideal for robotics, automation, sensors, and prototyping.
Equivalent
- ATMEGA328P-PU (DIP package)
- ATMEGA328PB-AU (enhanced version with more peripherals)
- ATMEGA168PA-AU (lower flash memory)
- ATMEGA32U4-AU (USB support)
- STM32F103C8T6 (ARM-based alternative)
- PIC18F4550 (Microchip alternative)
These offer similar 8-bit AVR functionality or upgraded features. Choose based on package, peripherals, or compatibility needs.
Features
- Core: 8-bit AVR, up to 20 MHz clock speed.
- Memory: 32 KB Flash, 1 KB EEPROM, 2 KB SRAM.
- I/O Pins: 23 programmable GPIOs.
- Peripherals:
- Two 8-bit & one 16-bit PWM timers.
- 10-bit ADC (6 channels).
- USART, SPI, I²C for communication.
- Analog comparator & watchdog timer.
- Packaging: 32-pin TQFP (AU suffix).
- Voltage: 1.8V–5.5V operation.
- Low Power: Multiple sleep modes.
Commonly used in Arduino Uno boards. Compact, versatile, and power-efficient.
Pinout
- 32 pins (28 usable for I/O)
- 8-bit AVR architecture with 32KB Flash, 2KB SRAM, 1KB EEPROM
- 23 programmable I/O pins (6 ADC, 6 PWM, UART, SPI, I²C)
- Clock speed: Up to 20MHz
- Peripherals: Timers, watchdog, analog comparator
Pins include:
- VCC/GND: Power (2.7V–5.5V)
- RESET: Active-low reset
- XTAL1/XTAL2: External oscillator
- AVCC/AREF: ADC power/reference
- I/O Ports (B, C, D): Digital & analog functions
Compact and versatile, it’s widely used in embedded systems (e.g., Arduino Uno).
Manufacturer
Microchip specializes in microcontrollers, analog, and Flash-IP solutions, serving industries like automotive, industrial, consumer electronics, and IoT. Known for reliability and innovation, Microchip acquired Atmel in 2016, inheriting the popular ATmega series, including the ATMEGA328P-AU—a widely used 8-bit AVR microcontroller.
The company is headquartered in Chandler, Arizona, and is a key player in embedded control systems.
Application
- Embedded Systems: Core of Arduino Uno/Nano boards.
- IoT Devices: Sensors, smart home gadgets.
- Consumer Electronics: Remote controls, toys.
- Industrial Control: Automation, motor control.
- Robotics: Small robot controllers.
- DIY Projects: Prototyping, custom PCBs.
- Automotive: Basic control modules.
Its 8-bit AVR architecture, 32KB Flash, and GPIOs make it versatile for cost-sensitive, low-power applications.
