| 参数 |
数值 |
| FPU |
No |
| SPI |
7 |
| Max I/O Pins |
34 |
| CPU |
8-bit AVR |
| Ext Interrupts |
34 |
| Self Program Memory |
YES |
| Operating Voltage (Vcc) |
1.6 to 3.6 |
| picoPower |
Yes |
| Timers |
5 |
| Video Decoder |
No |
| Flash (Kbytes) |
32 Kbytes |
| SRAM (Kbytes) |
4 |
| Temp. Sensor |
Yes |
| Input Capture Channels |
16 |
| DAC Resolution (bits) |
12 |
| Hardware QTouch Acquisition |
No |
| Pin Count |
44 |
| Analog Comparators |
2 |
| Temp. Range (deg C) |
-40 to 85 |
| Camera Interface |
No |
| Graphic LCD |
No |
| ADC channels |
12 |
| DAC Channels |
2 |
| MPU / MMU |
no / no |
| External Bus Interface |
0 |
| Crypto Engine |
AES/DES |
| PWM Channels |
16 |
| 32kHz RTC |
Yes |
| Max. Operating Frequency |
32 MHz |
| EEPROM (Bytes) |
1024 |
| TWI (I2C) |
2 |
| DRAM Memory |
No |
| ADC Speed (ksps) |
2000 |
| Calibrated RC Oscillator |
Yes |
| Resistive Touch Screen |
No |
| UART |
5 |
| Output Compare channels |
16 |
| USB Speed |
No |
| I/O Supply Class |
1.6 to 3.6 |
| ADC Resolution (bits) |
12 |
| # of Touch Channels |
16 |
| USB Interface |
No |
| NAND Interface |
No |
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.
BuildingAutomation: 舒适性与控制, 消防与安全, 远程护理
HomeAppliances: 清洗, 制冷, 烹饪
HomeEntertainment: 远程控制
IndustrialAutomation: PLC 和 I/O 模块, 仪表, 传感器, 工业通信
Lighting: 照明控制
Metering: 电表, 煤气表和水表
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
PCPeripherals: 小型 I/O 设备
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