ATxmega256A3U Atmel Corporation, ATxmega256A3U Datasheet - Page 2

• 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

1. Ordering Information
Notes:
8386A–AVR–07/11
64A
64M2
Ordering Code
ATxmega256A3U-AU
ATxmega192A3U-AU
ATxmega128A3U-AU
ATxmega64A3U-AU
ATxmega256A3U-MH
ATxmega192A3U-MH
ATxmega128A3U-MH
ATxmega64A3U-MH
1.
2.
3.
This device can also be supplied in wafer form. Please contact your local Atmel sales office for detailed ordering information.
Pb-free packaging, complies to the European Directive for Restriction of Hazardous Substances (RoHS directive). Also Halide free and fully Green.
For packaging information, see
64-lead, 14 x 14mm Body Size, 1.0mm Body Thickness, 0.8mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP)
64-Pad, 9 x 9 x 1.0mm Body, Lead Pitch 0.50mm, 7.65mm Exposed Pad, Quad Flat No-Lead Package (QFN)
Flash (Bytes) EEPROM (Bytes) SRAM (Bytes)
256K + 8K
192K + 8K
128K + 8K
256K + 8K
192K + 8K
128K + 8K
64K + 4K
64K + 4K
”Errata” on page 109
4K
2K
2K
2K
4K
2K
2K
2K
Package Type
16K
16K
16K
16K
8K
4K
8K
4K
Speed (MHz)
32
Power Supply
1.6 - 3.6V
Package
XMEGA A3U
64M2
64A
(1)(2)(3)
-40°C - 85°C
Temp
2