ATxmega64A3 Atmel Corporation, ATxmega64A3 Datasheet - Page 4

• Manufacturer Part Number: ATxmega64A3
• Manufacturer: Atmel Corporation

Specifications of ATxmega64A3

• Flash (kbytes): 64 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): 4
• Eeprom (bytes): 2048
• 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

2.1
Figure 2-1.
8077H–AVR–12/09
PB[0..7]/
PA[0..7]
JTAG
Block Diagram
XMEGA A Block Diagram
PORT A (8)
PORT B (8)
Tempref
VCC/10
Int. Ref.
AREFA
AREFB
IRCOM
DACA
ADCA
ADCB
DACB
ACA
ACB
PC[0..7]
XTAL1
XTAL2
PR[0..1]
EVENT ROUTING NETWORK
Event System
DES
AES
Controller
Controller
Controller
PQ[0..7]
DMA
BUS
TOSC1
TOSC2
PD[0..7]
Flash
NVM Controller
PP[0..7] PN[0..7]
DATA BUS
EVENT ROUTING NETWORK
CPU
SRAM
DATA BUS
PE[0..7]
Generation
Oscillator
Circuits/
Clock
Prog/Debug
Controller
Controller
Controller
Oscillator
EEPROM
Interrupt
Control
Sleep
OCD
Real Time
Counter
PF[0..7]
JTAG
Watchdog
Watchdog
PDI
Oscillator
Supervision
POR/BOD &
Timer
PORT M (8)
PORT G (8)
PORT L (8)
PORT K (8)
PORT H (8)
PORT J (8)
RESET
Power
EBI
PORT B
XMEGA A
RESET/
PDI_CLK
PDI_D
PL[0..7]
PL[0..7]
PK[0..7]
PJ[0..7]
PH[0..7]
PG[0..7]
GND
VCC
4