ATMEGA168PA-PU Atmel, ATMEGA168PA-PU Datasheet - Page 563

• Manufacturer Part Number: ATMEGA168PA-PU
• Description: MCU, 8BIT, AVR, 16K FLASH, 28PDIP
• Manufacturer: Atmel

Specifications of ATMEGA168PA-PU

• Controller Family/series: Atmega
• No. Of I/o's: 23
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 1KB
• Cpu Speed: 20MHz
• No.: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 16KB
• Oscillator Type: External, Internal
• Rohs Compliant: Yes

8271C–AVR–08/10
25 Self-Programming the Flash, ATmega 48A/48PA ............................. 270
26 Boot Loader Support – Read-While-Write Self-Programming ......... 279
27 Memory Programming ......................................................................... 296
28 Electrical Characteristics .................................................................... 316
29 Typical Characteristics ........................................................................ 331
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
25.1Overview .............................................................................................................270
25.2Addressing the Flash During Self-Programming .................................................271
25.3Register Description ............................................................................................277
26.1Features ..............................................................................................................279
26.2Overview .............................................................................................................279
26.3Application and Boot Loader Flash Sections .......................................................279
26.4Read-While-Write and No Read-While-Write Flash Sections ..............................280
26.5Boot Loader Lock Bits .........................................................................................282
26.6Entering the Boot Loader Program ......................................................................283
26.7Addressing the Flash During Self-Programming .................................................284
26.8Self-Programming the Flash ................................................................................284
26.9Register Description ............................................................................................294
27.1Program And Data Memory Lock Bits .................................................................296
27.2Fuse Bits .............................................................................................................297
27.3Signature Bytes ...................................................................................................300
27.4Calibration Byte ...................................................................................................301
27.5Page Size ............................................................................................................301
27.6Parallel Programming Parameters, Pin Mapping, and Commands .....................302
27.7Parallel Programming ..........................................................................................304
27.8Serial Downloading .............................................................................................311
28.1Absolute Maximum Ratings* ...............................................................................316
28.2DC Characteristics ..............................................................................................316
28.3Speed Grades .....................................................................................................321
28.4Clock Characteristics ...........................................................................................322
28.5System and Reset Characteristics ......................................................................323
28.6SPI Timing Characteristics ..................................................................................324
28.7Two-wire Serial Interface Characteristics ............................................................326
28.8ADC Characteristics ............................................................................................328
28.9Parallel Programming Characteristics .................................................................329
29.1ATmega48A Typical Characteristics ...................................................................332
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