ATmega168 Automotive Atmel Corporation, ATmega168 Automotive Datasheet - Page 314

• Manufacturer Part Number: ATmega168 Automotive
• Manufacturer: Atmel Corporation

Specifications of ATmega168 Automotive

• Flash (kbytes): 16 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 16 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 150
• 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: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

314
ATmega48/88/168 Automotive
Figure 28-20. Calibrated 8 MHz RC Oscillator Frequency vs. Temperature
Figure 28-21. Calibrated 8 MHz RC Oscillator Frequency vs. V
Figure 28-22. Calibrated 8 MHz RC Oscillator Frequency vs. OSCCAL Value (for
8.4
8.2
7.8
7.6
7.4
7.2
8.4
8.3
8.2
8.1
7.9
7.8
7.7
7.6
16
14
12
10
8
7
8
6
4
2
8
2.5
-40
0
-30
CALIBRATED XXXMHz RC OSCILLATOR FREQUENCY vs. OPERATING VOLTAGE
16
ATmega48-15AZ and ATmega168-15AZ)
CALIBRATED XXXMHz RC OSCILLATOR FREQUENCY vs. TEMPERATURE
CALIBRATED 8 MHz RC OSCILLATOR FREQUENCY vs. OSCCAL VALUE
-20
32
3
-10
48
64
0
10
80
3.5
20
96
30
112
OSCCAL (X1)
Temperature
V
CC
40
128
4
Vcc = 3.0v
(V)
50
144
60
160
4.5
70
176
80
192
90
208
5
100
224
110
240
120
5.5
CC
125 ˚C
125 ˚C
-40 ˚C
5.0 V
2.7 V
-40 ˚C
85 ˚C
25 ˚C
85 ˚C
25 ˚C
7530I–AVR–02/10