ATmega168 Atmel Corporation, ATmega168 Datasheet - Page 340

• Manufacturer Part Number: ATmega168
• Manufacturer: Atmel Corporation

Specifications of ATmega168

• Flash (kbytes): 16 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 23
• Ext Interrupts: 24
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• 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: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

2545T–AVR–05/11
Figure 30-47. Analog comparator current vs. V
Figure 30-48. Programming current vs. V
140
120
100
80
60
40
20
14
14
12
12
10
10
0
8
8
6
6
4
4
2
2
0
0
1.5
1.5
1.5
2
2
2
2.5
2.5
2.5
3
3
3
V
V
V
CC
CC
CC
CC
3.5
3.5
3.5
.
(V)
(V)
(V)
CC
.
4
4
4
4.5
4.5
4.5
ATmega48/88/168
5
5
5
5.5
5.5
5.5
-40°C
-40°C
-40°C
25°C
85°C
25°C
25°C
85°C
85°C
340