ATMEGA168P-20MQ Atmel, ATMEGA168P-20MQ Datasheet - Page 418
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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
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8025L–AVR–7/10
26 Boot Loader Support – Read-While-Write Self-Programming,
27 Memory Programming ......................................................................... 291
28 Electrical Characteristics .................................................................... 309
29 Typical Characteristics ........................................................................ 322
ATmega88P and ATmega168P 275
25.2Addressing the Flash During Self-Programming .................................................268
25.3Register Description’ ...........................................................................................273
26.1Features ..............................................................................................................275
26.2Overview .............................................................................................................275
26.3Application and Boot Loader Flash Sections .......................................................275
26.4Read-While-Write and No Read-While-Write Flash Sections ..............................276
26.5Boot Loader Lock Bits .........................................................................................278
26.6Entering the Boot Loader Program ......................................................................279
26.7Addressing the Flash During Self-Programming .................................................280
26.8Self-Programming the Flash ................................................................................280
26.9Register Description ............................................................................................289
27.1Program And Data Memory Lock Bits .................................................................291
27.2Fuse Bits .............................................................................................................292
27.3Signature Bytes ...................................................................................................294
27.4Calibration Byte ...................................................................................................294
27.5Page Size ............................................................................................................295
27.6Parallel Programming Parameters, Pin Mapping, and Commands .....................295
27.7Parallel Programming ..........................................................................................297
27.8Serial Downloading .............................................................................................304
28.1Absolute Maximum Ratings* ...............................................................................309
28.2DC Characteristics ..............................................................................................309
28.3Speed Grades .....................................................................................................312
28.4Clock Characteristics ...........................................................................................313
28.5System and Reset Characteristics ......................................................................314
28.6SPI Timing Characteristics ..................................................................................315
28.72-wire Serial Interface Characteristics .................................................................317
28.8ADC Characteristics – Preliminary Data ..............................................................319
28.9Parallel Programming Characteristics .................................................................320
29.1ATmega48P Typical Characteristics ...................................................................322
29.2ATmega88P Typical Characteristics ...................................................................346
ATmega48P/88P/168P
vi
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