ATxmega256A3BU Atmel Corporation, ATxmega256A3BU Datasheet - Page 51

• Manufacturer Part Number: ATxmega256A3BU
• Manufacturer: Atmel Corporation

Specifications of ATxmega256A3BU

• 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: 47
• Ext Interrupts: 49
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 8
• Twi (i2c): 2
• Uart: 6
• 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

4.23
8331A–AVR–07/11
Address
+0x0C
+0x0D
+0x1C
+0x1D
+0x2C
+0x2D
+0x3C
+0x3D
+0x00
+0x01
+0x02
+0x03
+0x04
+0x05
+0x06
+0x07
+0x08
+0x09
+0x0A
+0x0B
+0x0E
+0x0F
+0x10
+0x11
+0x12
+0x13
+0x14
+0x15
+0x16
+0x17
+0x18
+0x19
+0x1A
+0x1B
+0x0E
+0x1E
+0x20
+0x21
+0x22
+0x23
+0x24
+0x25
+0x26
+0x27
+0x28
+0x29
+0x2A
+0x2B
+0x2E
+0x2F
+0x30
+0x31
+0x32
+0x33
+0x34
+0x35
+0x36
+0x37
+0x38
+0x39
+0x3B
+0x3E
0x3A
Register Summary - Production Signature Row
Auto Load
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
Name
DACA0GAINCAL
DACB0GAINCAL
DACA1GAINCAL
DACB1GAINCAL
DACA0OFFCAL
DACB0OFFCAL
DACA1OFFCAL
DACB1OFFCAL
TEMPSENSE0
TEMPSENSE1
RCOSC32MA
RCOSC2MA
RCOSC32M
RCOSC48M
RCOSC32K
ADCACAL0
ADCACAL1
ADCBCAL0
ADCBCAL1
RCOSC2M
COORDX0
COORDX1
COORDY0
COORDY1
LOTNUM0
LOTNUM1
LOTNUM2
LOTNUM3
LOTNUM4
LOTNUM5
WAFNUM
USBCAL0
USBCAL1
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Bit 7
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Bit 6
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Bit 5
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–
DACA0GAINCAL[7:0]
DACB0GAINCAL[7:0]
DACA1GAINCAL[7:0]
DACB1GAINCAL[7:0]
Bit 4
DACA0OFFCAL[7:0]
DACB0OFFCAL[7:0]
DACA1OFFCAL[7:0]
DACB1OFFCAL[7:0]
TEMPSENSE0[7:0]
RCOSC32MA[7:0]
RCOSC2MA[7:0]
RCOSC32M[7:0]
RCOSC48M[7:0]
RCOSC32K[7:0]
–
–
–
–
–
–
–
–
–
–
–
–
–
ADCACAL0[7:0]
ADCACAL1{7:0]
–
–
ADCBCAL0[7:0]
ADCBCAL1[7:0]
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
RCOSC2M[7:0]
COORDX0[7:0]
COORDX1[7:0]
COORDY0[7:0]
COORDY1[7:0]
LOTNUM0[7:0]
LOTNUM1[7:0]
LOTNUM2[7:0]
LOTNUM3[7:0]
LOTNUM4[7:0]
LOTNUM5[7:0]
USBCAL0[7:0]
USBCAL1[7:0]
WAFNUM[7:0]
Bit 3
Atmel AVR XMEGA AU
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Bit 2
TEMPSENSE1[11:8]
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Bit 1
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Bit 0
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