ATmega168A Atmel Corporation, ATmega168A Datasheet - Page 560

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ATmega168A

Manufacturer Part Number
ATmega168A
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of ATmega168A

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
Yes
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

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8271D–AVR–05/11
10 Power Management and Sleep Modes ................................................. 40
11 System Control and Reset .................................................................... 48
12 Interrupts ................................................................................................ 59
9.6Calibrated Internal RC Oscillator .............................................................................34
9.7128kHz Internal Oscillator .......................................................................................35
9.8External Clock .........................................................................................................35
9.9Clock Output Buffer .................................................................................................36
9.10Timer/Counter Oscillator .......................................................................................36
9.11System Clock Prescaler ........................................................................................36
9.12Register Description ..............................................................................................38
10.1Sleep Modes .........................................................................................................40
10.2BOD Disable
10.3Idle Mode ...............................................................................................................41
10.4ADC Noise Reduction Mode .................................................................................41
10.5Power-down Mode ................................................................................................42
10.6Power-save Mode .................................................................................................42
10.7Standby Mode .......................................................................................................42
10.8Extended Standby Mode .......................................................................................43
10.9Power Reduction Register .....................................................................................43
10.10Minimizing Power Consumption ..........................................................................43
10.11Register Description ............................................................................................45
11.1Resetting the AVR .................................................................................................48
11.2Reset Sources .......................................................................................................48
11.3Power-on Reset .....................................................................................................49
11.4External Reset .......................................................................................................50
11.5Brown-out Detection ..............................................................................................50
11.6Watchdog System Reset .......................................................................................51
11.7Internal Voltage Reference ....................................................................................51
11.8Watchdog Timer ....................................................................................................52
11.9Register Description ..............................................................................................56
12.1Interrupt Vectors in ATmega48A and ATmega48PA .............................................59
12.2Interrupt Vectors in ATmega88A and ATmega88PA .............................................61
12.3Interrupt Vectors in ATmega168A and ATmega168PA .........................................64
12.4Interrupt Vectors in ATmega328 and ATmega328P .............................................67
12.5Register Description ..............................................................................................70
ATmega48A/PA/88A/PA/168A/PA/328/P
(1)
.......................................................................................................41
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