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ATMEGA329PA-AU
+NomenclatureIC MCU 8BIT 32KB FLASH 64TQFP
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FabricantTechnologie de micropuce
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Pièce fabricant #ATMEGA329PA-AU
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Package TQFP-64
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En stock6949
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Spécifications
| Attribut | Valeur |
| Package | Tray |
| Series | AVR® ATmega |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8-Bit |
| Speed | 20MHz |
| Connectivity | SPI, UART/USART, USI |
| Peripherals | Brown-out Detect/Reset, LCD, POR, PWM, WDT |
| NumberofI/O | 54 |
| 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 | 64-TQFP |
Présentation
Description
Key features include 32KB of in-system self-programmable Flash memory, 1KB EEPROM, and 2KB SRAM. It supports a wide range of interfaces such as USART, SPI, and I2C, making it versatile for various applications. The microcontroller operates at a maximum frequency of 20 MHz and supports a wide operating voltage range from 1.8V to 5.5V, making it suitable for battery-operated devices.
Additional features include a JTAG interface for on-chip debugging, a power-on reset, an internal calibrated oscillator, and six PWM channels. It also includes an analog comparator and a 10-bit ADC, enhancing its utility in sensor interfacing and analog signal processing. The ATMEGA329PA-AU is used in applications like consumer electronics, embedded systems, and industrial automation.
Equivalent
1. ATmega328P: Offers similar performance and is widely used in Arduino boards.
2. ATmega324P: Shares similar specifications with additional UART support.
3. ATmega32A: Offers comparable functionality with slight variations in peripherals.
Compatibility depends on specific application requirements such as pin configuration, memory size, and peripheral features. Always verify specifications to ensure proper substitution.
Features
1. CPU and Memory:
- 8-bit AVR RISC architecture.
- 32KB Flash memory.
- 1KB SRAM.
- 1KB EEPROM.
2. Operating Speed:
- Up to 20 MHz.
3. I/O and Peripherals:
- 32 programmable I/O lines.
- 8-channel 10-bit ADC.
- Two 8-bit Timer/Counters and one 16-bit Timer/Counter.
- USART, SPI, and TWI (I2C) communication interfaces.
4. Special Features:
- Watchdog Timer with internal oscillator.
- On-chip analog comparator.
- JTAG interface for on-chip debugging.
- Power-on Reset and Programmable Brown-out Detection.
5. Power Consumption:
- Advanced power-saving modes including Idle, ADC Noise Reduction, Power-save, Power-down, and Standby.
6. Package:
- Available in TQFP (Thin Quad Flat Package) with 44 pins.
This microcontroller is suitable for various applications, including embedded systems, consumer electronics, and industrial automation, due to its versatility and robust feature set.
Pinout
1. Digital I/O: Multiple general-purpose input/output pins.
2. Timers/Counters: Several 8-bit and 16-bit timers for various timing operations.
3. USART: Universal Synchronous/Asynchronous Receiver/Transmitter for serial communication.
4. SPI: Serial Peripheral Interface for high-speed synchronous data transfer.
5. I2C: Two-wire interface for communication with other I2C devices.
6. ADC: Analog-to-Digital Converter for converting analog signals into digital data.
7. PWM: Pulse Width Modulation outputs for controlling devices like motors.
8. Watchdog Timer: Ensures proper operation by resetting the device if it malfunctions.
9. Interrupts: External and internal interrupt sources for responsive control.
10. EEPROM: Non-volatile memory for data storage.
These features make the ATMEGA329PA-AU suitable for a range of applications in embedded systems, from simple devices to complex control systems.
Manufacturer
Application
1. Consumer Electronics: Used in devices such as remote controls, home automation systems, and small appliances.
2. Automotive: Applied in dashboard instruments, climate control systems, and body electronics.
3. Industrial Automation: Implemented in control systems, sensors, and machinery interfaces.
4. Medical Devices: Utilized in portable medical instruments and wearable health monitoring devices.
5. Communication Devices: Supports applications in wireless networking and RF systems.
6. Educational and DIY Projects: Often used in hobbyist electronics and educational kits due to its versatility and ease of use.