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ATMEGA324P-20AU
+Lista de MateriaisIC MCU 8BIT 32KB FLASH 44TQFP
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FabricanteAtmel
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Peça do Fabricante #ATMEGA324P-20AU
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Ficha Técnica ATMEGA324P-20AU DataSheet
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Pacote TQFP44
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Especificações
| Atributo | Valor |
| 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 | 32 |
| ProgramMemorySize | 32KB (16K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 1K x 8 |
| RAMSize | 2K x 8 |
| Voltage-Supply(Vcc/Vdd) | 2.7V ~ 5.5V |
| DataConverters | A/D 8x10b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 44-TQFP |
Visão Geral
Description
The ATMEGA324P-20AU comes in a TQFP (Thin Quad Flat Pack) package, which is compact and suitable for surface-mount technology. It supports a rich set of peripherals, including USART, SPI, I2C, ADC, timers, and PWM, enabling easy interfacing with various sensors and devices. Its power-saving modes and programmable sleep modes are advantageous for energy-efficient applications.
Furthermore, the microcontroller is compatible with the AVR instruction set and can be programmed using popular development environments such as Atmel Studio. This makes it a popular choice for hobbyists and professionals alike, particularly in applications requiring low power consumption and high performance.
Equivalent
1. ATMEGA328P A widely used AVR microcontroller with similar features.
2. ATMEGA164P: Offers similar peripherals with different memory configurations.
3. ATMEGA644P: Provides more memory for applications needing larger storage.
4. ATMEGA32A: An older but comparable AVR device for basic functionality.
When substituting, ensure compatibility in pin configuration, peripherals, and voltage requirements.
Features
Key features include:
- 32 general-purpose I/O lines.
- Two 8-bit Timer/Counters and one 16-bit Timer/Counter, all with separate prescalers and compare modes.
- A 10-bit ADC with up to 8 channels for analog-to-digital conversion.
- On-chip analog comparator.
- USART, SPI, and TWI (I2C) interfaces for communication.
- Power-on Reset (POR), Brown-out Detection (BOD), and a Watchdog Timer for reliability.
- Operating voltage range from 1.8V to 5.5V, allowing flexibility in power supply.
- Sleep modes for power savings.
The chip is available in a TQFP-44 package, making it suitable for compact designs.
Pinout
Key features and functions include:
1. Pin Count: 44 pins.
2. CPU: 8-bit AVR RISC architecture.
3. Operating Frequency: Up to 20 MHz.
4. Flash Memory: 32 KB, suitable for storing program code.
5. SRAM: 2 KB for dynamic data storage during execution.
6. EEPROM: 1 KB for non-volatile data storage.
7. I/O Ports: Multiple general-purpose I/O pins for interfacing with external devices.
8. Timers/Counters: Features three Timer/Counters with PWM capabilities.
9. ADC: 10-bit ADC with up to 8 channels for analog input.
10. USART, SPI, and TWI/I2C: Interfaces for serial communication.
11. Interrupts: External and pin change interrupts for responsive operations.
12. Power-On Reset and Programmable Brown-out Detection: Ensures reliable operation under unstable power conditions.
This makes the ATmega324P-20AU versatile for various applications, including consumer electronics, industrial automation, and more.
Manufacturer
Application
1. Embedded Systems: Used in consumer electronics, automotive, and home automation systems.
2. Industrial Control: Employed for motor control, PLCs, and sensor management.
3. Communication Systems: Supports wireless modules and networking devices.
4. Robotics: Powers microcontroller-based robotic projects and drones.
5. IoT Devices: Acts as a core component in IoT applications for data collection and processing.
6. Educational Tools: Serves as a learning platform in electronics and programming education.
These applications benefit from its processing power, low power consumption, and versatile I/O capabilities.