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ATXMEGA256A3B-MH

厂商:
Atmel
类别:
ATxmega系列单片机
包装:
Tray
封装:
MLF (VQFN) 64M1 64
无铅情况/ROHS:
有铅
描述:
8/16-bit AVR XMEGA A3B Microcontr...

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  • 参数
  • 描述
参数 数值
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 49
振荡器型 Internal
数据转换器 A/D 16x12b; D/A 2x12b
连通性 I²C, 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
UART 6
SPI 8
Output Compare channels 22
Hardware QTouch Acquisition No
Pin Count 64
Graphic LCD No
32kHz RTC Yes
Max. Operating Frequency 32 MHz
ADC Resolution (bits) 12
Resistive Touch Screen No
Analog Comparators 4
picoPower Yes
Timers 7
USB Speed No
ADC channels 16
# of Touch Channels 16
DRAM Memory No
USB Interface No
Temp. Sensor Yes
ADC Speed (ksps) 2000
Input Capture Channels 22
DAC Resolution (bits) 12
Max I/O Pins 47
Self Program Memory YES
Operating Voltage (Vcc) 1.6 to 3.6
I/O Supply Class 1.6 to 3.6
EEPROM (Bytes) 4096
Video Decoder No
NAND Interface No
FPU No
Crypto Engine AES/DES
CPU 8-bit AVR
Ext Interrupts 49
Temp. Range (deg C) -40 to 85
PWM Channels 22
Camera Interface No
Flash (Kbytes) 256 Kbytes
TWI (I2C) 2
DAC Channels 2
MPU / MMU no / no
SRAM (Kbytes) 16
External Bus Interface 0
Calibrated RC Oscillator Yes

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. It also includes dual 12-bit ADC, 2 12-bit DAC channels, 4 analog comparators, AES and DES crypto engines, 7 16-bit timer/counters, 6 USART, 2 SPI, and 2 TWIs, RTC battery backup system, 4-channel DMA controller, and 8-channel event system.

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. This ATxmega series features 64-pin packages.

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