ATMEGA168P-20MQ Atmel, ATMEGA168P-20MQ Datasheet - Page 415
![no-image](/images/manufacturer_photos/0/0/78/atmel_sml.jpg)
ATMEGA168P-20MQ
Manufacturer Part Number
ATMEGA168P-20MQ
Description
MCU AVR 16K FLASH 20MHZ 32-QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA168P-20MQ
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
23
Program Memory Size
16KB (8K x 16)
Program Memory Type
FLASH
Eeprom Size
512 x 8
Ram Size
1K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
For Use With
ATSTK600-TQFP32 - STK600 SOCKET/ADAPTER 32-TQFPATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVR
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 415 of 420
- Download datasheet (9Mb)
8025L–AVR–7/10
13 I/O-Ports .................................................................................................. 73
14 8-bit Timer/Counter0 with PWM ............................................................ 92
15 16-bit Timer/Counter1 with PWM ........................................................ 111
16 Timer/Counter0 and Timer/Counter1 Prescalers .............................. 139
17 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 142
13.1Overview ...............................................................................................................73
13.2Ports as General Digital I/O ...................................................................................74
13.3Alternate Port Functions ........................................................................................78
13.4Register Description ..............................................................................................90
14.1Features ................................................................................................................92
14.2Overview ...............................................................................................................92
14.3Timer/Counter Clock Sources ...............................................................................94
14.4Counter Unit ..........................................................................................................94
14.5Output Compare Unit ............................................................................................95
14.6Compare Match Output Unit ..................................................................................96
14.7Modes of Operation ...............................................................................................97
14.8Timer/Counter Timing Diagrams .........................................................................102
14.9Register Description ............................................................................................104
15.1Features ..............................................................................................................111
15.2Overview .............................................................................................................111
15.3Accessing 16-bit Registers ..................................................................................113
15.4Timer/Counter Clock Sources .............................................................................116
15.5Counter Unit ........................................................................................................117
15.6Input Capture Unit ...............................................................................................118
15.7Output Compare Units .........................................................................................120
15.8Compare Match Output Unit ................................................................................122
15.9Modes of Operation .............................................................................................123
15.10Timer/Counter Timing Diagrams .......................................................................130
15.11Register Description ..........................................................................................132
16.1Internal Clock Source ..........................................................................................139
16.2Prescaler Reset ...................................................................................................139
16.3External Clock Source .........................................................................................139
16.4Register Description ............................................................................................141
17.1Features ..............................................................................................................142
17.2Overview .............................................................................................................142
ATmega48P/88P/168P
iii
Related parts for ATMEGA168P-20MQ
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![ATmega168](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
Atmel Corporation
Datasheet:
![ATmega168 Automotive](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
Atmel Corporation
Datasheet:
![ATMEGA168-20AJ](/images/manufacturer_photos/0/0/79/atmel_corporation_tmb.jpg)
Part Number:
Description:
Manufacturer:
ATMEL Corporation
Datasheet:
![ATMEGA168-20AU](/photos/6/91/69154/313-32-tqfp_tmb.jpg)
Part Number:
Description:
IC AVR MCU 16K 20MHZ 32TQFP
Manufacturer:
Atmel
Datasheet:
![ATMEGA168-20MU](/photos/12/13/121319/atmega168-20mu_tmb.jpg)
Part Number:
Description:
IC AVR MCU 16K 20MHZ 32-QFN
Manufacturer:
Atmel
Datasheet:
![ATMEGA168-20PU](/photos/7/21/72189/453-28-dip_tmb.jpg)
Part Number:
Description:
IC AVR MCU 16K 20MHZ 28DIP
Manufacturer:
Atmel
Datasheet:
![ATMEGA168-15AZ](/photos/6/91/69154/313-32-tqfp_tmb.jpg)
Part Number:
Description:
MCU AVR 16K FLASH 15MHZ 32-TQFP
Manufacturer:
Atmel
Datasheet:
![ATMEGA168-15MZ](/photos/30/99/309943/qfn-32_tmb.jpg)
Part Number:
Description:
MCU AVR 16K FLASH 15MHZ 32-QFN
Manufacturer:
Atmel
Datasheet:
![ATMEGA168-20AI](/photos/6/91/69154/313-32-tqfp_tmb.jpg)
Part Number:
Description:
IC AVR MCU 16K 20MHZ 32TQFP
Manufacturer:
Atmel
Datasheet:
![ATMEGA168-20MUR](/images/manufacturer_photos/0/0/78/atmel_tmb.jpg)
Part Number:
Description:
MCU AVR 16KB FLASH 20MHZ 32QFN
Manufacturer:
Atmel
Datasheet:
![ATMEGA168-20AUR](/photos/6/91/69154/313-32-tqfp_tmb.jpg)
Part Number:
Description:
MCU AVR 16KB FLASH 20MHZ 32TQFP
Manufacturer:
Atmel
Datasheet:
![ATMEGA168-20MQ](/photos/12/32/123211/atmega168-20mq_tmb.jpg)
Part Number:
Description:
IC MCU AVR 16K FLASH 32-QFN
Manufacturer:
Atmel
Datasheet: