ATxmega256A3 Atmel Corporation, ATxmega256A3 Datasheet - Page 132
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ATxmega256A3
Manufacturer Part Number
ATxmega256A3
Description
Manufacturer
Atmel Corporation
Specifications of ATxmega256A3
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 Speed
No
Usb Interface
No
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
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iv
XMEGA A3
30 Pinout and Pin Functions ...................................................................... 49
31 Peripheral Module Address Map .......................................................... 56
32 Instruction Set Summary ...................................................................... 57
33 Packaging information .......................................................................... 61
34 Electrical Characteristics ...................................................................... 63
35 Typical Characteristics .......................................................................... 72
29.1Features ................................................................................................................48
29.2Overview ...............................................................................................................48
29.3IEEE 1149.1 (JTAG) Boundary-scan ....................................................................48
30.1Alternate Pin Function Description ........................................................................49
30.2Alternate Pin Functions .........................................................................................51
33.164A ........................................................................................................................61
33.264M2 .....................................................................................................................62
34.1Absolute Maximum Ratings* .................................................................................63
34.2DC Characteristics ................................................................................................63
34.3Operating Voltage and Frequency ........................................................................65
34.4Flash and EEPROM Memory Characteristics .......................................................66
34.5ADC Characteristics ..............................................................................................67
34.6DAC Characteristics ..............................................................................................68
34.7Analog Comparator Characteristics .......................................................................68
34.8Bandgap Characteristics .......................................................................................68
34.9Brownout Detection Characteristics ......................................................................69
34.10PAD Characteristics ............................................................................................69
34.11POR Characteristics ............................................................................................70
34.12Reset Characteristics ..........................................................................................70
34.13Oscillator Characteristics .....................................................................................70
35.1Active Supply Current ............................................................................................72
35.2Idle Supply Current ................................................................................................75
35.3Power-down Supply Current .................................................................................79
35.4Power-save Supply Current ..................................................................................80
35.5Pin Pull-up .............................................................................................................80
35.6Pin Output Voltage vs. Sink/Source Current .........................................................82
35.7Pin Thresholds and Hysteresis ..............................................................................85
35.8Bod Thresholds .....................................................................................................87
8068T–AVR–12/10