ATxmega256A3U Atmel Corporation, ATxmega256A3U Datasheet - Page 112

• Manufacturer Part Number: ATxmega256A3U
• Manufacturer: Atmel Corporation

Specifications of ATxmega256A3U

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 50
• Ext Interrupts: 50
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 10
• Twi (i2c): 2
• Uart: 7
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 4
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 16
• Eeprom (bytes): 4096
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.6 to 3.6
• Operating Voltage (vcc): 1.6 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 7
• Output Compare Channels: 22
• Input Capture Channels: 22
• Pwm Channels: 22
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

8386A–AVR–07/11
11 Power Management and Sleep Modes ................................................. 21
12 System Control and Reset .................................................................... 23
13 WDT - Watchdog Timer ......................................................................... 25
14 Interrupts and Programmable Multi-level Interrupt Controller .......... 26
15 I/O Ports .................................................................................................. 28
16 T/C - 16-bit Timer/Counter ..................................................................... 32
17 AWeX - Advanced Waveform Extension .............................................. 34
18 Hi-Res - High Resolution Extension ..................................................... 35
19 RTC - 16-bit Real-Time Counter ............................................................ 36
10.3Clock Options ........................................................................................................19
11.1Features ................................................................................................................21
11.2Overview ...............................................................................................................21
11.3Sleep Modes .........................................................................................................21
12.1Features ................................................................................................................23
12.2Overview ...............................................................................................................23
12.3Reset Sources .......................................................................................................23
13.1Features ................................................................................................................25
13.2Overview ...............................................................................................................25
14.1Features ................................................................................................................26
14.2Overview ...............................................................................................................26
14.3Interrupt vectors ....................................................................................................26
15.1Features ................................................................................................................28
15.2Overview ...............................................................................................................28
15.3Output Driver .........................................................................................................29
15.4Input sensing .........................................................................................................31
15.5Alternate Port Functions ........................................................................................31
16.1Features ................................................................................................................32
16.2Overview ...............................................................................................................32
17.1Features ................................................................................................................34
17.2Overview ...............................................................................................................34
18.1Features ................................................................................................................35
18.2Overview ...............................................................................................................35
19.1Features ................................................................................................................36
XMEGA A3U
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