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ATXMEGA256A3U-MH
+BOMIC MCU 8/16BIT 256KB FLASH 64QFN
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メーカーマイクロチップ・テクノロジー
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メーカー品番 #ATXMEGA256A3U-MH
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データシート ATXMEGA256A3U-MH DataSheet
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パッケージ 64-VFQFNExposedPad
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在庫状況3805
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tray |
| Series | AVR® XMEGA® A3U |
| 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 | 50 |
| 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-VFQFN Exposed Pad |
概要
Description
Key features include a rich set of peripherals such as multiple serial communication interfaces (USART, SPI, TWI), 16-channel 12-bit ADC, 2-channel 12-bit DAC, and various timers/counters. It supports advanced power-saving modes to optimize energy efficiency. The XMEGA256A3U also includes an internal 32MHz oscillator, real-time clock, and power-on reset functionality.
Additional features like the Peripheral Event System and DMA controller enhance real-time application performance by reducing CPU load. The device comes in a 64-pin TQFP/QFN package, providing flexibility for various design requirements. Its robust feature set makes it suitable for applications in consumer electronics, industrial automation, and more.
Equivalent
1. Microchip ATXMEGA256A3U-AU: Features similar specs with different packaging.
2. NXP LPC1768: Offers ARM Cortex-M3 core with comparable peripherals.
3. STMicroelectronics STM32F103RCT6: ARM Cortex-M3 with similar memory size.
4. TI MSP430F5529: Similar in functionality with different architecture.
5. Cypress CY8C5888LTI-LP097: Offers PSoC architecture with similar IO capabilities.
These alternatives vary in architecture, but offer similar functionalities suitable for embedded applications. Always verify specific requirements against datasheets.
Features
Key features include:
1. Peripheral Features:
- 4-channel DMA controller.
- 8-channel event system.
- 16-channel, 12-bit analog-to-digital converter (ADC).
- Dual 2-channel, 12-bit digital-to-analog converter (DAC).
2. Timers and Counters:
- Six 16-bit timer/counters with PWM and input capture capabilities.
- Real-time counter with separate oscillator.
3. Power Management:
- Various sleep modes for power saving.
- Operating voltage range: 1.6V to 3.6V.
4. Additional Features:
- Advanced interrupt handling with programmable priorities.
- Internal high-precision oscillator and external clock options.
These specifications make it suitable for diverse applications requiring efficient processing, communication, and power management.
Pinout
- Pin Count: 64 pins.
- Functionality: This microcontroller is based on the AVR architecture and is designed for high-performance and low-power applications. It includes a 32-bit Arithmetic Logic Unit (ALU), 256 KB of flash memory, 8 KB of SRAM, and 4 KB of EEPROM.
- Key Features:
- Multiple communication interfaces, including USART, SPI, and I2C.
- Advanced analog features such as 12-bit ADCs and DACs.
- Event System for real-time applications and peripherals operation without CPU intervention.
- JTAG and PDI interfaces for programming and debugging.
- Power management features for reducing power consumption in various modes.
The ATXMEGA256A3U-MH is suitable for applications requiring robust performance, advanced peripheral features, and efficient power usage.