規格
| 屬性 | 價值 |
| Package | Tray |
| Series | AVR® XMEGA® A3BU |
| ProductStatus | Active |
| CoreProcessor | AVR |
| CoreSize | 8/16-Bit |
| Speed | 32MHz |
| Connectivity | I²C, IrDA, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| NumberofI/O | 47 |
| ProgramMemorySize | 256KB (128K x 16) |
| ProgramMemoryType | FLASH |
| EEPROMSize | 4K x 8 |
| RAMSize | 16K x 8 |
| Voltage-Supply(Vcc/Vdd) | 1.6V ~ 3.6V |
| DataConverters | A/D 16x12b; D/A 2x12b |
| OscillatorType | Internal |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 64-TQFP |
概述
Description
The ATXMEGA256A3BU-AU is a high-performance, low-power 8/16-bit microcontroller from Microchip, formerly Atmel. It belongs to the XMEGA family, designed for a wide range of industrial and consumer applications. The device features an AVR XMEGA CPU core with 256 KB of Flash memory, 8 KB of SRAM, and 4 KB of EEPROM, providing ample storage for complex applications.
Key features include:
1. Performance: It operates at up to 32 MHz, providing balanced power and speed.
2. Peripherals: Integrates a rich set of peripherals, like USART, SPI, TWI, and a range of timers, which support various communication protocols and timing operations.
3. Analog Capabilities: Includes a 12-channel, 12-bit analog-to-digital converter (ADC) and two 2-channel, 12-bit digital-to-analog converters (DAC), enhancing analog processing.
4. USB Interface: Built-in USB functionality supports device and host operations for easy PC connectivity.
5. Low Power Consumption: Offers various sleep modes and power-saving options, making it ideal for battery-powered devices.
With its versatile features, the ATXMEGA256A3BU-AU is suitable for applications requiring robust performance and extensive connectivity.
Key features include:
1. Performance: It operates at up to 32 MHz, providing balanced power and speed.
2. Peripherals: Integrates a rich set of peripherals, like USART, SPI, TWI, and a range of timers, which support various communication protocols and timing operations.
3. Analog Capabilities: Includes a 12-channel, 12-bit analog-to-digital converter (ADC) and two 2-channel, 12-bit digital-to-analog converters (DAC), enhancing analog processing.
4. USB Interface: Built-in USB functionality supports device and host operations for easy PC connectivity.
5. Low Power Consumption: Offers various sleep modes and power-saving options, making it ideal for battery-powered devices.
With its versatile features, the ATXMEGA256A3BU-AU is suitable for applications requiring robust performance and extensive connectivity.
Equivalent
The ATXMEGA256A3BU-AU is an 8/16-bit microcontroller from Microchip Technology. Equivalent products might include:
1. Microchip's own ATXMEGA256A3U series.
2. Atmel SAM D21 series (ARM Cortex-M0+ based).
3. NXP's LPC11U68 (ARM Cortex-M0+ based).
4. STMicroelectronics STM32F103 (ARM Cortex-M3 based).
Ensure compatibility in terms of features, pin count, and performance when considering alternatives. Always check specific requirements for peripherals and power consumption.
1. Microchip's own ATXMEGA256A3U series.
2. Atmel SAM D21 series (ARM Cortex-M0+ based).
3. NXP's LPC11U68 (ARM Cortex-M0+ based).
4. STMicroelectronics STM32F103 (ARM Cortex-M3 based).
Ensure compatibility in terms of features, pin count, and performance when considering alternatives. Always check specific requirements for peripherals and power consumption.
Features
The ATXMEGA256A3BU-AU is a microcontroller part of the AVR XMEGA family, known for its high performance and low power consumption. Key features include:
1. Performance: It operates at a maximum frequency of 32 MHz, offering powerful processing capabilities.
2. Memory: It has 256KB of Flash memory, 8KB of SRAM, and 4KB of EEPROM, providing ample space for code and data storage.
3. Peripheral Features: The microcontroller includes a variety of peripherals such as 4 USARTs for serial communication, SPI, TWI (I2C compatible), and USB support.
4. I/O Pins: It offers up to 69 general-purpose I/O pins, enhancing connectivity options for various applications.
5. Timers and Counters: The device integrates multiple 16-bit timers/counters, which are useful for precise timing and control functions.
6. Analog Features: It includes a 12-channel 12-bit ADC, a 2-channel 12-bit DAC, and analog comparators for various analog signal processing needs.
7. Power Efficiency: Designed with various power-saving modes to optimize battery life in portable applications.
8. Package: Available in a TQFP-64 package.
These features make it suitable for applications requiring robust processing, connectivity, and efficient power management.
1. Performance: It operates at a maximum frequency of 32 MHz, offering powerful processing capabilities.
2. Memory: It has 256KB of Flash memory, 8KB of SRAM, and 4KB of EEPROM, providing ample space for code and data storage.
3. Peripheral Features: The microcontroller includes a variety of peripherals such as 4 USARTs for serial communication, SPI, TWI (I2C compatible), and USB support.
4. I/O Pins: It offers up to 69 general-purpose I/O pins, enhancing connectivity options for various applications.
5. Timers and Counters: The device integrates multiple 16-bit timers/counters, which are useful for precise timing and control functions.
6. Analog Features: It includes a 12-channel 12-bit ADC, a 2-channel 12-bit DAC, and analog comparators for various analog signal processing needs.
7. Power Efficiency: Designed with various power-saving modes to optimize battery life in portable applications.
8. Package: Available in a TQFP-64 package.
These features make it suitable for applications requiring robust processing, connectivity, and efficient power management.
Pinout
The ATXMEGA256A3BU-AU is a microcontroller from Microchip Technology, part of the AVR XMEGA family. It comes in a TQFP package with 100 pins. This microcontroller features 256 KB of Flash memory, 16 KB of SRAM, and 4 KB of EEPROM. It is designed for high-performance and low-power applications with an 8/16-bit AVR CPU.
Key functions include:
- 8-channel event system, allowing inter-peripheral communication without CPU intervention.
- 16-channel 12-bit ADC and 2-channel 12-bit DAC for analog signal processing.
- Up to 32 PWM outputs for precise timing and waveform generation.
- Multiple serial communication interfaces: USART, SPI, TWI (I2C), and USB 2.0 full-speed device.
- Real-Time Clock (RTC), watchdog timer, and various power management options.
- Programmable multilevel interrupt controller for efficient process management.
- JTAG and PDI interfaces for programming and debugging.
These features make the ATXMEGA256A3BU-AU suitable for a wide range of applications requiring robust processing capabilities and efficient power management.
Key functions include:
- 8-channel event system, allowing inter-peripheral communication without CPU intervention.
- 16-channel 12-bit ADC and 2-channel 12-bit DAC for analog signal processing.
- Up to 32 PWM outputs for precise timing and waveform generation.
- Multiple serial communication interfaces: USART, SPI, TWI (I2C), and USB 2.0 full-speed device.
- Real-Time Clock (RTC), watchdog timer, and various power management options.
- Programmable multilevel interrupt controller for efficient process management.
- JTAG and PDI interfaces for programming and debugging.
These features make the ATXMEGA256A3BU-AU suitable for a wide range of applications requiring robust processing capabilities and efficient power management.
Manufacturer
The ATXMEGA256A3BU-AU is manufactured by Microchip Technology Inc. Microchip Technology is a publicly traded American company known for its semiconductor products. It designs and produces a range of microcontroller, mixed-signal, analog, and Flash-IP solutions. Microchip serves a variety of industries including automotive, industrial, consumer, aerospace, and telecommunications, providing essential components and solutions for embedded system applications.
Application
The ATXMEGA256A3BU-AU microcontroller is used in various applications due to its high performance and low power consumption. Key application areas include:
1. Industrial Automation: Used for controlling machinery and processes due to its robust processing capabilities.
2. Consumer Electronics: Powers devices like smart home systems and wearable technology.
3. Healthcare Devices: Utilized in portable medical equipment for accurate data processing.
4. Automotive Systems: Employed in infotainment and control systems for vehicles.
5. Communication Systems: Supports wireless and wired communication protocols.
6. Embedded Systems: Suitable for custom embedded solutions in various industries.
Its features like capacitive touch capabilities and USB interface enhance its versatility in these areas.
1. Industrial Automation: Used for controlling machinery and processes due to its robust processing capabilities.
2. Consumer Electronics: Powers devices like smart home systems and wearable technology.
3. Healthcare Devices: Utilized in portable medical equipment for accurate data processing.
4. Automotive Systems: Employed in infotainment and control systems for vehicles.
5. Communication Systems: Supports wireless and wired communication protocols.
6. Embedded Systems: Suitable for custom embedded solutions in various industries.
Its features like capacitive touch capabilities and USB interface enhance its versatility in these areas.
Package
The ATXMEGA256A3BU-AU microcontroller is housed in a TQFP (Thin Quad Flat Pack) package with 100 pins.
