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Atmel 8051 Microcontrollers

Atmel 8051 Microcontrollers

Atmel Classic 8051 Microcontrollers with Flash Memories, standard sizes and pin-outs, suitable for replacing many similiar brands.

Features

  • Popular 8051 Series Microcontrollers
  • Flash Program Memory
  • Replaces Many Older 80 Series Microcontrollers

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AT89Cxxxx Series
AT89C1051U-24PC AT89C1051 20-Pin 24MHz 1kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $1.75
AT89C2051-24PU AT89C2051 20-Pin 24MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $0.95
AT89C4051-24PU AT89C4051 20-Pin 24MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $1.10
AT89LP2052-20PU AT89LP2052 20-Pin 20MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $2.10
AT89LP4052-20PU AT89LP4052 20-Pin 20MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $2.30
AT89Cxx Series
AT89C51-24PC AT89C51 40-Pin 24MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $2.25
AT89C52-24PC AT89C52 40-Pin 24MHz 8kb 8-bit Microcontroller Datasheet No PDIP40 1 $2.90  
AT89C55-33JC AT89C55 44-Pin 33MHz 8kb 8-bit Microcontroller Datasheet Yes PLCC44 1 $6.90
AT89C55WD-24AU AT89C55WD 44-Pin 24MHz 20kb 8-bit Microcontroller Datasheet Yes TQFP44 1 $2.20
AT89C55WD-24JU AT89C55WD 44-Pin 24MHz 20kb 8-bit Microcontroller Datasheet Yes PLCC44 1 $2.20
AT89C55WD-24PU AT89C55WD 40-Pin 24MHz 20kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $2.20
AT89Cxx Special Function
AT89C51RB2-3CSUM AT89C51RB2 40-Pin 60MHz 16kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $4.50
AT89C51RC-24PU AT89C51RC 40-Pin 24MHz 32kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $2.50
AT89Sxx Special Function
AT89S51-24PU AT89S51 40-Pin 24MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $1.30
AT89S52-24AU AT89S52 44-Pin 24MHz 8kb 8-bit Microcontroller Datasheet Yes TQFP44 1 $1.20
AT89S52-24JU AT89S52 44-Pin 24MHz 8kb 8-bit Microcontroller Datasheet Yes PLCC44 1 $1.20
AT89S52-24PU AT89S52 40-Pin 24MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $1.40
AT89S8253-24AU AT89S8253 44-Pin 24MHz 12kb 8-bit Microcontroller Datasheet Yes TQFP44 1 $4.20
AT89S8253-24JU AT89S8253 44-Pin 24MHz 12kb 8-bit Microcontroller Datasheet Yes PLCC44 1 $4.20
AT89S8253-24PU AT89S8253 40-Pin 24MHz 12kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $3.05

ATtiny Microcontrollers

ATtiny Microcontrollers

AVR ATtiny Range of Microcontrollers in Miniature 8-Pin, 20-Pin and 28-Pin DIP Packages

Features

  • Advanced High-Speed AVR Core
  • Flash Program Memory
  • Internal Oscillator
  • Comparison Table

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TinyAVR Series
ATTINY12-8PU ATtiny12 8-Pin 8MHz 1kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $1.15
ATTINY13A-PU ATtiny13A 8-Pin 20MHz 1kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $0.85
ATTINY13V-10PU ATtiny13V 8-Pin 10MHz 1kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $1.40
ATTINY26L-8PU ATtiny26L 20-Pin 8MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $1.40
ATTINY28L-4PU ATtiny28L 28-Pin 4MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $1.90
ATTINY2313-20PU ATtiny2313 20-Pin 20MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $1.95
ATTINY2313A-PU ATtiny2313A 20-Pin 20MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $0.95
ATTINY2313V-10PU ATtiny2313V 20-Pin 10MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $1.60
ATTINY4313-PU ATtiny4313 20-Pin 20MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $1.50
ATTINYx5 - 8-pin 20MHz with Flash Memory
ATTINY25-20PU ATtiny25 8-Pin 20MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $0.95
ATTINY25V-10PU ATtiny25V 8-Pin 10MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $1.70
ATTINY45-20PU ATtiny45 8-Pin 20MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $1.05
ATTINY45V-10PU ATtiny45V 8-Pin 10MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $1.90
ATTINY85-20PU ATtiny85 8-Pin 20MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $1.15
ATTINY85V-10PU ATtiny85V 8-Pin 10MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP8 1 $2.05
ATTINYx4 - 14-pin 10/20MHz with Flash Memory
ATTINY24-20PU ATtiny24 14-Pin 20MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP14 1 $1.60
ATTINY24A-PU ATtiny24A 14-Pin 2kb 8-bit Microcontroller Datasheet Yes PDIP14 1 $1.60
ATTINY44-20PU ATtiny44 14-Pin 20MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP14 1 $1.90
ATTINY44A-PU ATtiny44A 14-Pin 4kb 8-bit Microcontroller Datasheet Yes PDIP14 1 $1.70
ATTINY44V-10PU ATtiny44V 14-Pin 10MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP14 1 $1.90
ATTINY84-20PU ATtiny84 14-Pin 20MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP14 1 $2.60
ATTINY84V-10PU ATtiny84V 14-Pin 10MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP14 1 $2.60
ATTINYx61 - 20-pin 20MHz with Flash Memory
ATTINY261-20PU ATtiny261 20-Pin 20MHz 2kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $1.90
ATTINY461-20PU ATtiny461 20-Pin 20MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $2.20
ATTINY861-20PU ATtiny861 20-Pin 20MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP20 1 $2.90

ATmega Microcontrollers

ATmega Microcontrollers

Huge Range of Atmel AVR Microcontrollers Including the Very Popular ATmega328P

Features

  • Advanced High-Speed AVR Core
  • Large Flash Program Memory
  • Integrated A/D and D/A Converters
  • Comparison Table

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ATMEGA8515-16PU ATmega8515 40-Pin 16MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $3.20
ATMEGA8515L-8PU ATmega8515L 40-Pin 8MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $3.20
ATMEGA8535-16PU ATmega8535 40-Pin 16MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $2.90
ATMEGA8535L-8PU ATmega8535L 40-Pin 8MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $3.50
ATMEGA4xx - 4k Flash Memory
ATMEGA48V-10PU ATmega48V 28-Pin 10MHz 4kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $1.90
ATMEGA8xx - 8k Flash Memory
ATMEGA8A-PU ATmega8A 28-Pin 16MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $2.25
ATMEGA8L-8PU ATmega8L 28-Pin 8MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $4.90
ATMEGA88-20PU ATmega88 28-Pin 20MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $4.90
ATMEGA88PA-PU ATmega88PA 28-Pin 20MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $1.95
ATMEGA88V-10PU ATmega88V 28-Pin 10MHz 8kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $2.90
ATMEGA16x - 16k Flash Memory
ATMEGA16-16PU ATmega16 40-Pin 16MHz 16kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $3.50
ATMEGA16A-PU ATmega16A 40-Pin 16MHz 16kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $2.90
ATMEGA162-16PU ATmega162 40-Pin 16MHz 16kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $4.70
ATMEGA168-20PU ATmega168 28-Pin 20MHz 16kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $3.20
ATMEGA168V-10PU ATmega168V 28-Pin 10MHz 16kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $3.90
ATMEGA32x - 32k Flash Memory
ATMEGA32-16PU ATmega32 40-Pin 16MHz 32kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $4.40
ATMEGA32A-PU ATmega32A 40-Pin 16MHz 32kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $3.90
ATMEGA32L-8AI ATmega32L 44-Pin 8MHz 32kb 8-bit Microcontroller Datasheet Yes TQFP44 1 $7.40
ATMEGA32L-8PU ATmega32L 40-Pin 8MHz 32kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $5.10
ATMEGA328-PU ATmega328 28-Pin 20MHz 32kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $2.20
ATMEGA328P-AU ATmega328P 32-Pin 20MHz 32kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $3.30
ATMEGA328P-PU ATmega328P 28-Pin 20MHz 32kb 8-bit Microcontroller Datasheet Yes PDIP28 1 $2.20
ATMEGA6xx - 64k Flash Memory
ATMEGA64-16AI ATmega64 64-Pin 16MHz 64kb 8-bit Microcontroller Datasheet Yes TQFP64 1 $8.90
ATMEGA64A-AU ATmega64A 64-Pin 16MHz 64kb 8-bit Microcontroller Datasheet Yes TQFP64 1 $4.70
ATMEGA64L-8AI ATmega64L 64-Pin 16MHz 64kb 8-bit Microcontroller Datasheet Yes TQFP64 1 $8.90
ATMEGA644-20PU ATmega644 40-Pin 20MHz 64kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $6.90
ATMEGA644P-20PU ATmega644P 40-Pin 20MHz 64kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $6.90
ATMEGA644PA-PU ATmega644PA 40-Pin 20MHz 64kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $6.90
ATMEGA644V-10PU ATmega644V 40-Pin 10MHz 64kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $6.90
ATMEGA128xx - 128k Flash Memory
ATMEGA128-16AU ATmega128 64-Pin 16MHz 128kb 8-bit Microcontroller Datasheet Yes TQFP64 1 $9.90
ATMEGA128A-AU ATmega128A 64-Pin 16MHz 128kb 8-bit Microcontroller Datasheet Yes TQFP64 1 $9.90
ATMEGA128L-8AI ATmega128L 64-Pin 8MHz 128kb 8-bit Microcontroller Datasheet Yes TQFP64 1 $12.90
ATMEGA1280-16AU ATmega1280 100-Pin 16MHz 128kb 8-bit Microcontroller Datasheet Yes TQFP100 1 $10.50
ATMEGA1284P-PU ATmega1284P 40-Pin 20MHz 128kb 8-bit Microcontroller Datasheet Yes PDIP40 1 $6.90
ATMEGA256xx - 256k Flash Memory
ATMEGA2560-16AU ATmega2560 100-Pin 16MHz 256kb 8-bit Microcontroller Datasheet Yes TQFP100 1 $10.90
ATMEGA2561-16AU ATmega2561 100-Pin 16MHz 256kb 8-bit Microcontroller Datasheet Yes TQFP100 1 $11.90

ATXMega Microcontrollers

ATXMega Microcontrollers

New High-Performance ATXMega AVR Microcontrollers from Atmel

Features

  • Advanced High-Performance AVR Core
  • Large Flash Program Memory
  • Integrated A/D and D/A Converters

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ATXMEGA16D4-AU ATXMEGA16D4 44-Pin 32MHz 16kb 8-bit Microcontroller Datasheet Yes TQFP44 1 $3.90
ATXMEGA32D4-AU ATXMEGA32D4 44-Pin 32MHz 32kb 8-bit Microcontroller Datasheet Yes TQFP44 1 $4.20
ATXMEGA64D3-AU ATXMEGA64D3 64-Pin 32MHz 64kb 8-bit Microcontroller Datasheet Yes TQFP64 1 $5.90
ATXMEGA128D3-AU ATXMEGA128D3 64-Pin 32MHz 64kb 8-bit Microcontroller Datasheet Yes TQFP64 1 $6.90

Atmel Microcontrollers - CAN Controllers

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AT90CAN64-16AU AT90CAN64 64-Pin 16MHz 64kb 8-bit Micro with CAN Datasheet Yes TQFP64 1 $7.20
AT90CAN128-16AU AT90CAN128 64-Pin 16MHz 128kb 8-bit Micro with CAN Datasheet Yes TQFP64 1 $9.90

USB Microcontrollers

USB Microcontrollers

New AVR Microcontrollers with Integral USB Drivers and Connection Pins

Features

  • Integrated Full-Speed USB 2.0 Module
  • High Performance AVR Core
  • Large Flash Program Memory

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ATMEGA8U2-AU ATmega8 32-Pin 16MHz 8kb 8-bit Micro with USB Datasheet Yes TQFP32 1 $3.40
AT90USB162-16AU AT90USB162 32-Pin 16MHz 16kb 8-bit Micro with USB Datasheet Yes TQFP32 1 $3.20
ATMEGA32U4-AU ATmega32 44-Pin 16MHz 32kb 8-bit Micro with USB Datasheet Yes TQFP44 1 $4.10
AT90USB1287-AU AT90USB1287 64-Pin 20MHz 128kb 8-bit Micro with USB Datasheet Yes TQFP64 1 $11.90

Atmel SMD Microcontrollers

Atmel SMD Microcontrollers

SMD Package Version of Popular Atmel AVR Microcontrollers

Features

  • SMD Versions for Mass Production
  • Economically Priced
  • SMD Adapters Available

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AT89C2051-24SU AT89C2051 20-Pin 24MHz 2kb 8-bit Microcontroller Datasheet Yes SOIC20 1 $0.80
AT89C4051-24SU AT89C4051 20-Pin 24MHz 4kb 8-bit Microcontroller Datasheet Yes SOIC20 1 $0.90
ATmega Series - SMD Type
ATMEGA48-20AU ATmega48 32-Pin 20MHz 4kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $1.60
ATMEGA48V-10AU ATmega48V 32-Pin 10MHz 4kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $1.70
ATMEGA8-16AC ATmega8 32-Pin 16MHz 8kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $2.90
ATMEGA8-16AU ATmega8 32-Pin 16MHz 8kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $1.90
ATMEGA8L-8AC ATmega8L 32-Pin 8MHz 8kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $2.70
ATMEGA88V-10AI ATmega88V 32-Pin 10MHz 8kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $2.50
ATMEGA162-16AU ATmega162 44-Pin 16MHz 16kb 8-bit Microcontroller Datasheet Yes TQFP44 1 $7.90
ATMEGA168-20AU ATmega168 32-Pin 20MHz 16kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $3.70
ATMEGA168PA-AU ATmega168PA 32-Pin 20MHz 16kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $2.20
ATMEGA168V-10AU ATmega168V 32-Pin 10MHz 16kb 8-bit Microcontroller Datasheet Yes TQFP32 1 $3.70
ATMEGA16L-8AU ATmega16L 44-Pin 8MHz 16kb 8-bit Microcontroller Datasheet Yes TQFP44 1 $3.90
ATMEGA32-16AU ATmega32 44-Pin 16MHz 32kb 8-bit Microcontroller Datasheet No TQFP44 1 $5.90  
ATtiny Series - SMD Type
ATTINY12-4SI ATtiny12 8-Pin 4MHz 1kb 8-bit Microcontroller Datasheet Yes SOIC8 1 $1.60
ATTINY12L-4SC ATtiny12L 8-Pin 4MHz 1kb 8-bit Microcontroller Datasheet Yes SOIC8 1 $1.55
ATTINY13A-SU ATtiny13A 8-Pin 20MHz 1kb 8-bit Microcontroller Datasheet Yes SOIC8 1 $0.70
ATTINY15L-1SC ATtiny15L 8-Pin 1MHz 1kb 8-bit Microcontroller Datasheet Yes SOIC8 1 $2.30
ATTINY26L-8SU ATtiny26L 20-Pin 8MHz 2kb 8-bit Microcontroller Datasheet Yes SOIC20 1 $1.90
ATTINY2313A-SU ATtiny2313A 20-Pin 20MHz 2kb 8-bit Microcontroller Datasheet Yes SOIC20 1 $0.95
ATTINY45-20SU ATtiny45 8-Pin 20MHz 4kb 8-bit Microcontroller Datasheet Yes SOIC8 1 $0.75
ATTINY45V-10SU ATtiny45V 8-Pin 10MHz 4kb 8-bit Microcontroller Datasheet Yes SOIC8 1 $1.75
ATTINY85-20SU ATtiny85 8-Pin 20MHz 8kb 8-bit Microcontroller Datasheet Yes SOIC8 1 $0.80
ATTINY85V-10SU ATtiny85V 8-Pin 10MHz 8kb 8-bit Microcontroller Datasheet Yes SOIC8 1 $1.85