ATmega8 Atmel Corporation, ATmega8 Datasheet - Page 265

• Manufacturer Part Number: ATmega8
• Manufacturer: Atmel Corporation

Specifications of ATmega8

• Flash (kbytes): 8 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 23
• Ext Interrupts: 2
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 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: No
• Crypto Engine: No
• Sram (kbytes): 1
• Eeprom (bytes): 512
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 1
• Pwm Channels: 3
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

Bod Thresholds and
Analog Comparator
Offset
2486Z–AVR–02/11
Figure 163. Reset Input Pin Hysteresis vs. V
Figure 164. BOD Thresholds vs. Temperature (BOD Level is 4.0V)
0.8
0.6
0.4
0.2
4.3
4.2
4.1
3.9
3.8
3.7
1
0
4
-50
2
-40
-30
2.5
-40 °C
25 °C
85 °C
-20
-10
3
0
10
3.5
Temperature (°C)
20
V
Falling V
Rising V
CC
(V)
30
CC
4
CC
CC
40
50
4.5
60
70
80
5
90
ATmega8(L)
100
5.5
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