ATxmega16A4 Atmel Corporation, ATxmega16A4 Datasheet - Page 88

• Manufacturer Part Number: ATxmega16A4
• Manufacturer: Atmel Corporation

Specifications of ATxmega16A4

• Flash (kbytes): 16 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): 3.3
• 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

35.10 Oscillators and Wake-up Time
35.10.1
35.10.2
8069Q–AVR–12/10
Internal 32.768 kHz Oscillator
Internal 2 MHz Oscillator
Figure 35-37. Internal 32.768 kHz Oscillator Calibration Step Size
Figure 35-38. Internal 2 MHz Oscillator CALA Calibration Step Size
-0.10 %
-0.20 %
-0.30 %
0.80 %
0.65 %
0.50 %
0.35 %
0.20 %
0.05 %
0.50 %
0.40 %
0.30 %
0.20 %
0.10 %
0.00 %
0
0
T = -40 to 85
T = -40 to 85
32
16
°
°
C, V
C, V
CC
64
CC
32
= 3V.
= 3V.
96
48
RC32KCAL[7..0]
DFLLRC2MCALA
128
64
160
80
192
96
224
112
XMEGA A4
256
128
88