| 参数 | 数值 |
|---|---|
| Resistive Touch Screen | No |
| DAC Resolution (bits) | 12 |
| Analog Comparators | 2 |
| Temp. Range (deg C) | -40 to 85 |
| USB Speed | No |
| I/O Supply Class | 1.6 to 3.6 |
| ADC channels | 12 |
| DAC Channels | 2 |
| USB Interface | No |
| NAND Interface | No |
| External Bus Interface | 0 |
| FPU | No |
| Crypto Engine | AES/DES |
| CPU | 8-bit AVR |
| Operating Voltage (Vcc) | 1.6 to 3.6 |
| PWM Channels | 16 |
| 32kHz RTC | Yes |
| Max. Operating Frequency | 32 MHz |
| Video Decoder | No |
| TWI (I2C) | 2 |
| Calibrated RC Oscillator | Yes |
| UART | 5 |
| Output Compare channels | 16 |
| Hardware QTouch Acquisition | No |
| Pin Count | 44 |
| Camera Interface | No |
| Graphic LCD | No |
| ADC Resolution (bits) | 12 |
| # of Touch Channels | 16 |
| MPU / MMU | no / no |
| SPI | 7 |
| Max I/O Pins | 34 |
| Ext Interrupts | 34 |
| Self Program Memory | YES |
| picoPower | Yes |
| Timers | 5 |
| EEPROM (Bytes) | 1024 |
| Flash (Kbytes) | 32 Kbytes |
| DRAM Memory | No |
| SRAM (Kbytes) | 4 |
| Temp. Sensor | Yes |
| ADC Speed (ksps) | 2000 |
| Input Capture Channels | 16 |
| 系列 | AVR® XMEGA |
| 核心处理器 | AVR |
| 芯体尺寸 | 8/16-Bit |
| 速度 | 32MHz |
| RAM容量 | 4K x 8 |
| 程序存储器类型 | FLASH |
| 程序存储器容量 | 32KB (32K x 8) |
| EEPROM 大小 | 2K x 8 |
| 输入/输出数 | 34 |
| 振荡器型 | Internal |
| 数据转换器 | A/D 12x12b; D/A 2x12b |
| 连通性 | I²C, IrDA, SPI, UART/USART |
| 工作电压 | 1.6 V ~ 3.6 V |
| 工作温度 | -40°C ~ 85°C |
| 周边设备 | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
Low power, high performance 8/16-bit AVR microcontroller featuring 32KB self-programming flash program memory, 4KB boot code section, 4KB SRAM, 1024-Byte EEPROM, external bus interface, 4-channel DMA controller, 8-channel event system, and up to 32 MIPS throughput at 32MHz. The ATxmega A4 series features 44-pin packages.
The device can be used in a wide range of applications, such as building, industrial, motor, board, and climate control; hand-held battery applications; factory automation; power tools; HVAC; networking, metering, large home appliances, and optical and medical devices.
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