ATmega168 Automotive Atmel Corporation, ATmega168 Automotive Datasheet - Page 334
ATmega168 Automotive
Manufacturer Part Number
ATmega168 Automotive
Description
Manufacturer
Atmel Corporation
Datasheets
1.AT90CAN128_AUTOMOTIVE.pdf
(225 pages)
2.ATMEGA168_AUTOMOTIVE.pdf
(19 pages)
3.ATMEGA168_AUTOMOTIVE.pdf
(340 pages)
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
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ATmega48/88/168 Automotive
7
8
9
10 I/O-Ports .................................................................................................. 62
11 External Interrupts ................................................................................. 81
12 8-bit Timer/Counter0 with PWM ............................................................ 86
Power Management and Sleep Modes ................................................. 36
System Control and Reset .................................................................... 41
Interrupts ................................................................................................ 52
6.9
6.10
6.11
7.1
7.2
7.3
7.4
7.5
7.6
7.7
8.1
8.2
9.1
9.2
9.3
10.1
10.2
10.3
10.4
12.1
12.2
12.3
12.4
12.5
12.6
12.7
12.8
Clock Output Buffer .........................................................................................33
Timer/Counter Oscillator ..................................................................................33
System Clock Prescaler ..................................................................................34
Idle Mode .........................................................................................................37
ADC Noise Reduction Mode ............................................................................37
Power-down Mode ...........................................................................................37
Power-save Mode ............................................................................................38
Standby Mode .................................................................................................38
Power Reduction Register ...............................................................................39
Minimizing Power Consumption ......................................................................40
Internal Voltage Reference ..............................................................................46
Watchdog Timer ..............................................................................................47
Interrupt Vectors in ATmega48 ........................................................................53
Interrupt Vectors in ATmega88 ........................................................................54
Interrupt Vectors in ATmega168 ......................................................................58
Introduction ......................................................................................................62
Ports as General Digital I/O .............................................................................63
Alternate Port Functions ..................................................................................68
Register Description for I/O Ports ....................................................................80
Overview ..........................................................................................................86
Timer/Counter Clock Sources .........................................................................87
Counter Unit ....................................................................................................87
Output Compare Unit .......................................................................................88
Compare Match Output Unit ............................................................................90
Modes of Operation .........................................................................................91
Timer/Counter Timing Diagrams .....................................................................95
8-bit Timer/Counter Register Description ........................................................97
7530I–AVR–02/10
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