| 参数 | 
               数值 | 
            
                          
                 | Hardware QTouch Acquisition | 
                 No | 
              
                          
                 | Graphic LCD | 
                 No | 
              
                          
                 | 32kHz RTC | 
                 Yes | 
              
                          
                 | Max. Operating Frequency | 
                 32 MHz | 
              
                          
                 | USB Speed | 
                 Full Speed | 
              
                          
                 | ADC Resolution (bits) | 
                 12 | 
              
                          
                 | External Bus Interface | 
                 1 | 
              
                          
                 | Input Capture Channels | 
                 24 | 
              
                          
                 | Resistive Touch Screen | 
                 No | 
              
                          
                 | Max I/O Pins | 
                 78 | 
              
                          
                 | Analog Comparators | 
                 4 | 
              
                          
                 | picoPower | 
                 Yes | 
              
                          
                 | ADC channels | 
                 16 | 
              
                          
                 | # of Touch Channels | 
                 16 | 
              
                          
                 | DAC Channels | 
                 4 | 
              
                          
                 | Temp. Sensor | 
                 Yes | 
              
                          
                 | ADC Speed (ksps) | 
                 2000 | 
              
                          
                 | USB Transceiver | 
                 1 | 
              
                          
                 | DAC Resolution (bits) | 
                 12 | 
              
                          
                 | Ext Interrupts | 
                 78 | 
              
                          
                 | Self Program Memory | 
                 YES | 
              
                          
                 | Operating Voltage (Vcc) | 
                 1.6 to 3.6 | 
              
                          
                 | I/O Supply Class | 
                 1.6 to 3.6 | 
              
                          
                 | Video Decoder | 
                 No | 
              
                          
                 | Flash (Kbytes) | 
                 64 Kbytes | 
              
                          
                 | TWI (I2C) | 
                 4 | 
              
                          
                 | USB Interface | 
                 Device | 
              
                          
                 | NAND Interface | 
                 No | 
              
                          
                 | SRAM (Kbytes) | 
                 4 | 
              
                          
                 | FPU | 
                 No | 
              
                          
                 | UART | 
                 8 | 
              
                          
                 | Crypto Engine | 
                 AES/DES | 
              
                          
                 | SPI | 
                 12 | 
              
                          
                 | CPU | 
                 8-bit AVR | 
              
                          
                 | Output Compare channels | 
                 24 | 
              
                          
                 | Pin Count | 
                 100 | 
              
                          
                 | Temp. Range (deg C) | 
                 -40 to 85 | 
              
                          
                 | PWM Channels | 
                 24 | 
              
                          
                 | Camera Interface | 
                 No | 
              
                          
                 | Timers | 
                 8 | 
              
                          
                 | EEPROM (Bytes) | 
                 2048 | 
              
                          
                 | DRAM Memory | 
                 sdram | 
              
                          
                 | MPU / MMU | 
                 no / no | 
              
                          
                 | Calibrated RC Oscillator | 
                 Yes | 
              
              
           
        
         
       
                         
           
              
                       
Low power, high performance 8/16-bit AVR microcontroller featuring 64KB self-programming flash program memory, 4KB boot code section, 4KB SRAM, 2048-Byte EEPROM, external bus interface, 4-channel DMA controller, 8-channel event system, and up to 32 MIPS throughput at 32MHz. The AVR XMEGA A1U series features 100-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.
 
                   
                         
           
                                
                     BuildingAutomation: 消防与安全, 舒适性与控制, 远程护理
HomeAppliances: 烹饪, 清洗, 制冷
HomeEntertainment: 远程控制
IndustrialAutomation: PLC 和 I/O 模块, 传感器, 仪表, 工业通信
Lighting: 照明控制
Metering: 电表
MobileElectronics: 便携式音频播放器, 掌上电脑, 移动电话和移动互联网设备