ATxmega128A1 Atmel Corporation, ATxmega128A1 Datasheet - Page 84

• Manufacturer Part Number: ATxmega128A1
• Manufacturer: Atmel Corporation

Specifications of ATxmega128A1

• Flash (kbytes): 128 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 78
• Ext Interrupts: 78
• Usb Speed: No
• Usb Interface: No
• Spi: 12
• Twi (i2c): 4
• Uart: 8
• 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: 4
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 8
• Eeprom (bytes): 2048
• Self Program Memory: YES
• External Bus Interface: 1
• Dram Memory: sdram
• 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: 8
• Output Compare Channels: 24
• Input Capture Channels: 24
• Pwm Channels: 24
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

34.8
34.9
8067M–AVR–09/10
Bandgap
Analog Comparator
Figure 34-17. Internal 1.00V Reference vs. Temperature.
Figure 34-18. Analog Comparator Hysteresis vs. V
1.0035
1.0025
1.0015
1.0005
0.9995
1.004
1.003
1.002
1.001
0.999
30
25
20
15
10
1
5
0
-40
1.6
High-speed, Small hysteresis
-30
1.8
-20
2
-10
2.2
0
10
2.4
Temperature [°C]
20
V
cc
2.6
[V]
30
CC
2.8
40
50
3
60
3.2
70
3.4
XMEGA A1
80
90
3.6
3.0V
1.8V
25°C
84