ATxmega128A3 Atmel Corporation, ATxmega128A3 Datasheet - Page 11

• Manufacturer Part Number: ATxmega128A3
• Manufacturer: Atmel Corporation

Specifications of ATxmega128A3

• Flash (kbytes): 128 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): 8
• 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

7.4
Figure 7-2.
8068T–AVR–12/10
Byte Address
Data Memory
5FFF
17FF
1000
2000
FFF
Data Memory Map (Hexadecimal address)
0
ATxmega192A3
Internal SRAM
I/O Registers
RESERVED
EEPROM
(16 KB)
(4 KB)
(2 KB)
The Data Memory consist of the I/O Memory, EEPROM and SRAM memories, all within one lin-
ear address space, see
devices in the family is identical and with empty, reserved memory space for smaller devices.
Byte Address
Figure 7-2 on page
3FFF
17FF
1000
2000
FFF
0
ATxmega128A3
Internal SRAM
I/O Registers
RESERVED
EEPROM
(4 KB)
(2 KB)
(8 KB)
11. To simplify development, the memory map for all
Byte Address
Byte Address
1FFF
5FFF
1000
2000
2FFF
17FF
FFF
1000
2000
FFF
0
0
XMEGA A3
ATxmega256A3
Internal SRAM
ATxmega64A3
Internal SRAM
I/O Registers
I/O Registers
EEPROM
RESERVED
EEPROM
(16 KB)
(4 KB)
(4 KB)
(4 KB)
(2 KB)
(4 KB)
11