| 参数 |
数值 |
| Resistive Touch Screen |
No |
| DAC Resolution (bits) |
12 |
| Temp. Range (deg C) |
-40 to 85 |
| USB Speed |
No |
| I/O Supply Class |
1.6 to 3.6 |
| TWI (I2C) |
2 |
| DAC Channels |
2 |
| USB Interface |
No |
| NAND Interface |
No |
| SRAM (Kbytes) |
16 |
| External Bus Interface |
0 |
| FPU |
No |
| UART |
7 |
| Crypto Engine |
AES/DES |
| SPI |
10 |
| Max I/O Pins |
50 |
| CPU |
8-bit AVR |
| Output Compare channels |
22 |
| Ext Interrupts |
50 |
| Operating Voltage (Vcc) |
1.6 to 3.6 |
| PWM Channels |
22 |
| 32kHz RTC |
Yes |
| Max. Operating Frequency |
32 MHz |
| Video Decoder |
No |
| Calibrated RC Oscillator |
Yes |
| Analog Comparators |
4 |
| Camera Interface |
No |
| Graphic LCD |
No |
| Timers |
7 |
| ADC Resolution (bits) |
12 |
| Flash (Kbytes) |
256 Kbytes |
| # of Touch Channels |
16 |
| MPU / MMU |
no / no |
| Input Capture Channels |
22 |
| Hardware QTouch Acquisition |
No |
| Pin Count |
64 |
| Self Program Memory |
YES |
| picoPower |
Yes |
| EEPROM (Bytes) |
4096 |
| ADC channels |
16 |
| DRAM Memory |
No |
| Temp. Sensor |
Yes |
| ADC Speed (ksps) |
2000 |
| 系列 |
AVR® XMEGA |
| 核心处理器 |
AVR |
| 芯体尺寸 |
8/16-Bit |
| 速度 |
32MHz |
| RAM容量 |
16K x 8 |
| 程序存储器类型 |
FLASH |
| 程序存储器容量 |
256KB (256K x 8) |
| EEPROM 大小 |
4K x 8 |
| 输入/输出数 |
50 |
| 振荡器型 |
Internal |
| 数据转换器 |
A/D 16x12b; 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 256KB self-programming flash program memory, 8KB boot code section, 16KB SRAM, 4096-Byte EEPROM, external bus interface, 4-channel DMA controller, 8-channel event system, and up to 32 MIPS throughput at 32MHz. The ATxmega A3 series features 64-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
HomeAppliances: 烹饪, 清洗, 制冷
HomeEntertainment: 远程控制
IndustrialAutomation: PLC 和 I/O 模块, 仪表, 传感器, 工业通信
Metering: 电表
MobileElectronics: 便携式音频播放器, 移动电话和移动互联网设备, 掌上电脑