| 参数 | 
               数值 | 
            
                          
                 | Hardware QTouch Acquisition | 
                 No | 
              
                          
                 | Camera Interface | 
                 No | 
              
                          
                 | Graphic LCD | 
                 No | 
              
                          
                 | USB Speed | 
                 Hi-Speed | 
              
                          
                 | EEPROM (Bytes) | 
                 0 | 
              
                          
                 | Input Capture Channels | 
                 6 | 
              
                          
                 | FPU | 
                 No | 
              
                          
                 | UART | 
                 4 | 
              
                          
                 | Crypto Engine | 
                 No | 
              
                          
                 | CPU | 
                 32-bit AVR | 
              
                          
                 | Output Compare channels | 
                 6 | 
              
                          
                 | Pin Count | 
                 100 | 
              
                          
                 | Operating Voltage (Vcc) | 
                 3.0 to 3.6 | 
              
                          
                 | Temp. Range (deg C) | 
                 -40 to 85 | 
              
                          
                 | PWM Channels | 
                 0 | 
              
                          
                 | 32kHz RTC | 
                 Yes | 
              
                          
                 | Max. Operating Frequency | 
                 66 MHz | 
              
                          
                 | Video Decoder | 
                 No | 
              
                          
                 | ADC channels | 
                 8 | 
              
                          
                 | TWI (I2C) | 
                 2 | 
              
                          
                 | Calibrated RC Oscillator | 
                 Yes | 
              
                          
                 | SD / eMMC | 
                 2 | 
              
                          
                 | picoPower | 
                 No | 
              
                          
                 | SSC | 
                 1 | 
              
                          
                 | I/O Supply Class | 
                 3.0 to 3.6 | 
              
                          
                 | Flash (Kbytes) | 
                 64 Kbytes | 
              
                          
                 | NAND Interface | 
                 Yes | 
              
                          
                 | Temp. Sensor | 
                 No | 
              
                          
                 | External Bus Interface | 
                 0 | 
              
                          
                 | Resistive Touch Screen | 
                 No | 
              
                          
                 | DAC Resolution (bits) | 
                 0 | 
              
                          
                 | SPI | 
                 6 | 
              
                          
                 | Self Program Memory | 
                 YES | 
              
                          
                 | Timers | 
                 6 | 
              
                          
                 | ADC Resolution (bits) | 
                 10 | 
              
                          
                 | DRAM Memory | 
                 No | 
              
                          
                 | USB Interface | 
                 Device + OTG | 
              
                          
                 | SRAM (Kbytes) | 
                 128 | 
              
                          
                 | USB Transceiver | 
                 1 | 
              
              
           
        
         
       
                         
           
              
                       
32-bit AVR microcontroller designed for exceptionally high data throughput with Hi-Speed USB embedded host, SD/SDIO card and Multi-Level-Cell (MLC) NAND flash with ECC interfaces. Designed with the multi-layered 32-bit AVR databus, 128 KB on-chip SRAM with triple high speed interfaces,and multi-channel Peripheral and memory to memory DMA controller, the AT32UC3A464 offers outstanding data throughput.
 The device also features a Built-in Hi-Fi stereo Audio DAC, and a full duplex multi-channel I2S audio interface.
 256KB version: AT32UC3A4256
 128KB version: AT32UC3A4128
 144-pin version: AT32UC3A364
 Crypto version: AT32UC3A464S
 
                   
                         
           
                                
                     HomeEntertainment: 音频
IndustrialAutomation: 工业通信
PCPeripherals: 音频 I/O 设备