Original Atmel AVR datasheets

We always try to have the latest versions of AVR datasheets ready for download

Downloads Atmel AVR Datasheets and Appnotes

Complete set of AVR datasheets 820MByte ZIP Apr/03/2018

AVR devices with the UPDI programming interface

• Tiny202-402 04/2018
• Tiny204-404 04/2018
• Tiny406 04/2018
• Tiny212-412 04/2018
• Tiny214-414-814 04/2018
• Tiny416-816 04/2018
• Tiny417-817 04/2018
• Tiny1614-1616-1617 04/2018

MegaAVR-0-Series 04/2018

• Mega3208-4808 04/2018
• Mega3209-4809 04/2018

• Tiny4-5-9-10 09/2015
• Tiny102-104 06/2016
• Tiny12
• Tiny13 09/2010
• Tiny13A 05/2012
• Tiny15
• Tiny20 09/2014
• Tiny22
• Tiny25-45-85 08/2013
• Tiny25-45-85A 07/2009
• Tiny24-44-84 11/2010
• Tiny24-84A 06/2012
• Tiny26 09/2010
• Tiny28 10/2001
• Tiny2313A-4313 10/2011
• Tiny2313 09/2010
  • 2313-Tiny2313 11/2003
• Tiny261-461-861 09/2010
• Tiny261A-461A-861A 05/2011
• Tiny40 01/2013
• Tiny441-841 05/2014
• Tiny43U 05/2012
• Tiny48-88 05/2010
• Tiny88A 01/2010
• Tiny87-167 09/2010
• Tiny1634 02/2014
• Tiny828 08/2012
• 90S1200
• 90S2313 06/2002
• 90S2323 09/2001
• 90S2343 09/2002
• 90S4414
• 90S4433 09/2002
• 90S4434
• 90S8515 11/2001
• 90S8535 11/2001
• 90PWM2-3 08/2010
• 90PWM216-316 07/2013
• 90PWM81 08/2010
  
• mega8 02/2011
• mega8A 09/2015
• mega48/88/168 05/2011
• mega8/16/32U2 10/2012
• mega16-32HVB 10/2011
• mega48PA/88PA/168PA/328PA 10/2014
• mega48A/88A/168A/328A 07/2016
• mega48PB/88PB/168PB 03/2016
• mega8515 01/2010
• mega8535 10/2006
• mega16 08/2007
• mega16A 08/2014
• mega16-32HVB 08/2009
• mega16-32-64M1 11/2012
• mega161 08/2002
  mega161 errata
• mega162 07/2009
• mega163 09/2002
  mega163 errata
• mega164A 10/2016
• mega164P 09/2016
• mega164PA 10/2016
• mega164PV 07/2016
• mega169 10/2006
• mega169P 07/2009
• mega169PA 10/2010
• mega169-6490PA 10/2014
• mega324A 10/2016
• mega324P 09/2016
• mega324PA 10/2016
• mega324PB 10/2016
• mega324PV 07/2016
• mega328P 06/2016
• mega328PB 10/2015
• mega329P-3290P 07/2015
• mega329-649-3290-6490 04/2007
• mega32 02/2011
• mega32A 08/2016
• mega323 09/2002
  mega323 errata
• mega64 07/2009
• mega64A 09/2015
• mega644A 09/2016
• mega644P 09/2016
• mega644PA 10/2016
• mega103 09/2001
• mega128 06/2011
• mega128A 09/2015
• mega128RFA1 03/2011
• mega164-324 06/2005
• mega164PB-324PB 08/2013
• mega165-6450PA 10/2014
• mega32-64-128CAN 08/2008
  • Atmel CANBUS C-library
• 90USB182-162 07/2010
• Mega16-64M1-C1 03/2009
• mega16-32U4 04/2016
• mega32U6-1287USB 10/2012
• mega406 03/2013
• mega644 02/2007
• mega644PV 07/2016
• mega640-2561 02/2014
• XMega8-16-32E5 08/2016
• XMega64-128-192-256-384A1 12/2010
• XMega64-128A1 03/2013
• XMega64-128A1U 10/2014
• mega1284 10/2016
• mega1284P 10/2016
• XMega256A3B 09/2010
• XMega256A3BU 10/2014
• XMega64-128-192-256A3 12/2010
• XMega64-128-192-256A3U 10/2014
• XMega16-32-64-128A4 12/2010
• XMega16-32-64-128A4U 10/2014
• XMega32-64-128-192-256-384D3 11/2015
• XMega64-128B1 11/2014
• XMega64-128B3 10/2014
• XMega16-32C4 12/2014
• XMega384C3 06/2015
• XMega32-64-128-192-256C3 11/2014
• XMega16-32-64-128D4 09/2016
• XMega-A-Manual 11/2012
• XMega-AU-Manual 04/2013
• XMega-B-Manual 09/2014
• XMega-C-Manual 12/2014
• XMega-D-Manual 12/2014
• XMega-E-Manual 11/2014
• XMegaA1-XMegaA1U 01/2014
• XMegaA3-XMegaA3U 01/2014

• AVR Mnemonics 07/2010

• AVR Watchdog info
• AVR RC-OSC calibration PDF
  AVR RC-OSC calibration ZIP
  

Support chips and sensors

• Ethernet Controller (UDP) ENC28J60 04/05
• Humidity and temperature sensor SHT11 12/02
  • SHT11 Appnote1
  • SHT11 Appnote2
  • SHT11 Appnote3
  • SHT11 Appnote4
• IrDA protocol stack and interface controller MCP2155
• Absolue angle position sensor/encoder AS5020
• IR Distance Sensor Sharp
• Absolute Pressure Sensor MPXAZ6115A
• LIN BUS appnote
• LIN transceiver TJA1020
  • Application note TJA1020
• LIN transceiver MCP201
• Speech Recorder and Playback chip with SPI ISD33120
• Stepper Motor Controller Trinamic TMC239
• Stepper Motor Controller Allegro A3977

I2C BUS System

• I2C BUS overview
• I2C BUS guide
• I2C BUS catalogue
• I2C BUS 4 digit 7seg LED driver SAA1064
• I2C 12bit 1channel ADC ADS7823
• I2C BUS Touch Screen Controller TSC2003
• I2C BUS LED Dimmer/PWM PCA9530
• I2C BUS LED Dimmer/PWM PCA9531
• I2C BUS LED Dimmer/PWM PCA9532
• I2C BUS LED Dimmer/PWM PCA9533
• I2C BUS LED Driver 16LEDs PCA9552
  • Flyer PCA9550/51/52
• I2C BUS 8bit Interface/Parallelport PCA9554
• I2C BUS 16bit Interface/Parallelport PCA9555
  • Application note PCA9555
• I2C BUS Multiplexer/HUB PCA9515
• I2C BUS Multiplexer/HUB PCA9516
• I2C BUS Multiplexer/HUB PCA9518
• I2C DTMF and Sound generator PCD3312
• I2C Dual 8bit Hardware PWM PCA9550
• I2C Precision Realtime Clock RTC8564
• I2C Precision Temperature Sensor LM75
• I2C IrDA Protocol stack MCP2155
• I2C 12Bit 12channel ADC MAX1238
• I2C 8bit AD/DA Converter (max100kHz clock) PCF8591
• I2C 10bit 8channel ADC with Temp Sensor ADT7411
• I2C Realtime Clock wirh 32kByte FRAM FM30C256
• I2C 10bit 4channel DAC MAX5841
• I2C 10bit 4channel DAC DAC6574
• I2C 12bit 2channel ADC MCP3221
• I2C 10Bit 1channel DAC TC1321
• I2C 12Bit 8channel Data Aquisition System MAX127
• I2C 2kByte FerroRAM FM24CL16
• I2C LCD Graphic Controller PCF8548
• 1Wire I2C Master Interface DS2482
• I2C to SPI Converter SC18IS602_603

CAN BUS System

• CAN BUS 2.0
• CAN BUS standard controller SJA1000
  • App note SJA1000
• CAN BUS SPImode controller MCP2515
  • App note MCP2515/1
  • App note MCP2515/2
• CAN BUS line driver PCA82C250
• CAN BUS IO expander/support MCP25050
  • App note MCP25050

   

  • CAN BUS 1.0
• CAN BUS standard controller PCA82C200
• CAN BUS IO expander/support PCA82C150
  • App note PCA82C150

Dallas 1-Wire BUS System (iButton)

• 1Wire BUS overview
• 1Wire UART Interface DS2480B
• 1Wire EEprom 4kBit DS2433
• 1Wire Temp Sensor DS1820
• 1Wire Temp Sensor DS1822
• 1Wire 12bit 4channel ADC DS2450
• 1Wire I2C Master Interface DS2482