ATxmega32A4 Atmel Corporation, ATxmega32A4 Datasheet - Page 86

• Manufacturer Part Number: ATxmega32A4
• Manufacturer: Atmel Corporation

Specifications of ATxmega32A4

• Flash (kbytes): 32 Kbytes
• Pin Count: 44
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 34
• Ext Interrupts: 34
• Usb Speed: No
• Usb Interface: No
• Spi: 7
• Twi (i2c): 2
• Uart: 5
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 12
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 2
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 4
• Eeprom (bytes): 1024
• 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: 5
• Output Compare Channels: 16
• Input Capture Channels: 16
• Pwm Channels: 16
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

35.9
8069Q–AVR–12/10
Analog Comparator
Figure 35-33. BOD Thresholds vs. Temperature
Figure 35-34. Analog Comparator Hysteresis vs. V
3.03
3.02
3.01
2.99
2.98
2.97
2.96
2.95
2.94
2.93
20
16
12
8
4
0
3
1.6
-40
BOD Level = 2.9V.
High-speed, Small hysteresis.
-30
1.8
-20
2
-10
2.2
0
10
Rising Vcc
2.4
Temperature [°C]
Falling Vcc
20
V
CC
2.6
[V]
30
CC
2.8
40
50
3
60
3.2
70
3.4
XMEGA A4
80
3.6
90
-40 °C
85 °C
25 °C
86