ATtiny20 Atmel Corporation, ATtiny20 Datasheet - Page 205

• Manufacturer Part Number: ATtiny20
• Manufacturer: Atmel Corporation

Specifications of ATtiny20

• Flash (kbytes): 2 Kbytes
• Pin Count: 14
• Max. Operating Frequency: 12 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 5
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 12
• Ext Interrupts: 12
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 0.12
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 2
• Output Compare Channels: 4
• Input Capture Channels: 1
• Pwm Channels: 3
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

21.11 Analog Comparator Offset
21.12 Internal Oscillator Speed
8235B–AVR–04/11
Figure 21-50. Analog Comparator Offset
Figure 21-51. Watchdog Oscillator Frequency vs. V
-0,002
-0,004
-0,006
-0,008
-0,012
-0,014
-0,016
0,002
-0,01
0
0,108
0,107
0,106
0,105
0,104
0,103
0,102
0,101
0,099
0,098
0
0,1
1,5
0,5
2
1
WATCHDOG OSCILLATOR FREQUENCY vs. OPERATING VOLTAGE
2,5
1,5
3
2
Analog Comparator Offset
VCC [V]
V
V
in
3,5
2,5
cc
(V)
= 5V
CC
3
4
3,5
4,5
4
5
4,5
ATtiny20
5,5
-40 °C
25 °C
85 °C
5
-40 °C
25 °C
85 °C
205