参数 |
数值 |
FPU |
No |
Max I/O Pins |
34 |
CPU |
8-bit AVR |
Self Program Memory |
YES |
Operating Voltage (Vcc) |
1.6 to 3.6 |
picoPower |
Yes |
Video Decoder |
No |
Temp. Sensor |
Yes |
Resistive Touch Screen |
No |
UART |
5 |
SPI |
7 |
Ext Interrupts |
34 |
Timers |
5 |
USB Speed |
No |
I/O Supply Class |
1.6 to 3.6 |
# of Touch Channels |
16 |
DRAM Memory |
No |
USB Interface |
No |
NAND Interface |
No |
SRAM (Kbytes) |
3.3 |
Input Capture Channels |
16 |
Output Compare channels |
16 |
Hardware QTouch Acquisition |
No |
Pin Count |
44 |
PWM Channels |
16 |
32kHz RTC |
Yes |
Max. Operating Frequency |
32 MHz |
EEPROM (Bytes) |
1024 |
ADC Resolution (bits) |
12 |
Flash (Kbytes) |
16 Kbytes |
ADC Speed (ksps) |
2000 |
Calibrated RC Oscillator |
Yes |
DAC Resolution (bits) |
12 |
Crypto Engine |
AES/DES |
Analog Comparators |
2 |
Temp. Range (deg C) |
-40 to 85 |
Camera Interface |
No |
Graphic LCD |
No |
ADC channels |
12 |
TWI (I2C) |
2 |
DAC Channels |
2 |
MPU / MMU |
no / no |
External Bus Interface |
0 |
Low power, high performance 8/16-bit AVR microcontroller featuring 16KB self-programming flash program memory, 4KB boot code section, 2KB 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: 烹饪, 清洗, 制冷
HomeEntertainment: 远程控制
IndustrialAutomation: PLC 和 I/O 模块, 工业通信, 仪表, 传感器
Metering: 电表, 煤气表和水表
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
PCPeripherals: 小型 I/O 设备