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Atmel Corporation, founded in 1984, is a worldwide leader in the design, manufacturing and marketing of advanced semiconductors, including microcontrollers, advanced logic, nonvolatile memory, mixed signal, sensors and RF integrated circuits. Atmel is one of the elite new companies capable of integrating dense nonvolatile memory, logic and analog functions on a single chip. Atmel chips are manufactured using the most advanced wafer processes, including BiCMOS, CMOS and Silicon Germanium (SiGe) technologies.

Processor Families
AT91SAM3U Highly-integrated Cortex™- M3
The Atmel SAM3U series is a member of a family of Flash microcontrollers based on the high performance 32-bit ARM Cortex-M3 RISC processor. It operates at a maximum speed of 96 MHz and features up to 256 Kbytes of Flash and up to 48 Kbytes of SRAM. more
Group lineup: ATSAM3Ux
AT91SAM3N
The Atmel® entry point into ARM® Cortex™ M3 technology, the SAM3N intelligently combines high-performance architecture, peripherals and power–saving techniques to deliver  uncompromised performance. more
Group lineup : ATSAM3Nx
SAM3S Highly-integrated Cortex™- M3
Atmel extends its One-stop Shop for ARM-based micros with the SAM3S, a Cortex-M3 Flash MCU series that integrates features to simplify PCB design and reduce power consumption down to 2.3 mW at 1 MHz operation.Inspired by the best-selling SAM7S series, the SAM3S provides the ideal migration path to a more powerful and feature-rich MCU, while preserving hardware and software investments. more
Group lineup: ATSAM3Sx
AVR® XMEGA
The AVR XMEGA™ family from Atmel delivers an unprecedented level of system performance in8/16-bit microcontrollers. more
Group lineup : ATxmegaxxA1 | ATxmegaxxA3 | ATxmegaxxA4
AT91CAP7S
AT91CAP7S, based on the ARM7TDMI® processor core, has a generous amount (160K bytes) of fast on-chip SRAM and a large MP Block of 450K ASIC gates (2-input NAND equivalents). A minimal number of ARM peripherals are instantiated in the fixed portion of the design to address low cost applications. Additionally, there is the flexibility to instantiate other peripherals in the MP
Block using IP available in Atmel´s vast library. more
Group lineup: AT91CAP7E
AVR32 32-bit MCU/DSP AT32UC3L series
The AT32UC3L is a complete System-On-Chip microcontroller based on the AVR32 UC RISC processor running at frequencies up to 50MHz. AVR32 UC is a high-performance 32-bit RISC microprocessor core, designed for cost-sensitive embedded applications, with particular emphasis on low power consumption, high code density, and high performance. more
Group lineup : AT32UC3L0
AVR® 8-Bit RISC - picoPower
To meet the tough requirements to modern microcontrollers Atmel has now combined ten years of low power research and development into picoPower technology for AVR microcontrollers. PicoPower enables AVR to achieve the industry’s lowest power consumption with 650 nA with a RTC running and 100nA in Power Down sleep. more
Group lineup: ATmega164P_324P_644P | ATmega165P_165PV | ATmega169P_169PV | ATmega325P_3250P | ATmega329P_3290P | ATmega48P_88P_168P_328P | ATtiny13A | ATtiny48/88
AVR32 32-bit MCU/DSP Introducing AVR32 UC3
The Atmel AVR32 UC3 product family is built on the new AVR32 UC core optimized for highly integrated embedded applications requiring microcontrollers with on-chip Flash program memory, high computation throughput, real-time behavior and low power consumption. more
Group lineup : UC3A | UC3B | UC3L
AVR USB
Flash Microcontrollers with Integrated USB Controller more
Group lineup: AT90USB | AT90USB82_162
ATtinyAVR
General purpose Microcontroller with up to 4K Bytes Flash program memory 128 Bytes SRAM and EEPROM. more
Group lineup : ATtiny13 | ATtiny2313 | ATtiny24_44_84 | ATtiny25_45_85 | ATtiny261_461_861 | ATtiny26_26L | ATtiny28L
Smart Battery AVR
Atmel’s ATmega406 AVR Microcontroller Provides Full Smart Battery and Battery Protection Functionality for 2 – 4 Li-ion Cells in a Single Chip. more
Group lineup: ATmega406
Mega AVR
Self programming memory enables remote reprogramming without additional circuitry. Up to 256K Bytes Flash, 4K Bytes EEPROM and SRAM. more
Group lineup : AT Mega USB | ATmega128_128L | ATmega162_162L | Atmega165_165V | ATmega16_16L | ATmega325_3250_645_6450 | ATmega32_32L | ATmega48_88_168 | ATmega644_644V | ATmega64_64L | ATmega8515_8515L | ATmega8535_8535L | ATmega8_8L | Atmega_640_1281_1280_2561_2560
Lighting AVR
Specially designed for Lamp ballast and Motor Control applications. more
Group lineup: AT90PWM1 | AT90PWM216_316 | AT90PWM2_3
LCD AVR
Integrated LCD driver, automatic contrast control. Extended battery life, active mode power consumption at 32 kHz < 20 μA. more
Group lineup : ATmega169_169V | ATmega329_3290_649_6490
CAN AVR
Integrated CAN Controller, offering high performance and flexible implementation for CAN networking applications.. more
Group lineup: AT90CAN32_64_128
Auto AVR
AVR for Automotive Applications - Innovative Microcontroller Solutions more
Group lineup : ATmega48_88_168Auto | ATtiny25_45_85Auto
AVR32 32-bit MCU/DSP AP7000
The AP7000 is the first AVR32-based processor family and the first to integrate on a single chip, virtually all the functionalities required for multimedia systems deployed in cell phones, digital cameras, PDAs, automotive infotainment, set top boxes, and home entertainment systems, as well as network switches/routers and printers. more
Group lineup: AT32AP7000 | AT32AP7001 | AT32AP7002
AT91SAM9 ARM9™ Processor-based Microcontroller Products
ARM9™ processor-based System Level Integration: Expanding the Limits Atmel’s leading-edge microcontroller standard products, ASSPs and ARM9 processor-based ASICs are based on the ARM926EJ-S™ and ARM920T™ cores. more
Group lineup : AT91RM9200 | AT91SAM9260 | AT91SAM9261 | AT91SAM9263 | AT91SAM9G10 | AT91SAM9G20 | AT91SAM9G45 | AT91SAM9R/RL64 | AT91SAM9XE
AT91SAM7 ARM7T Core-based Microcontroller Products
ARM7-based Standard Products, ASSPs and ASICs: Your Passport to ARM Technology. Atmel leverages its expertise and years of experience in ARM-based integration to bring to the market a wide range of general-purpose and application-specific standard products as well as ASICs built around the ARM7TDMI™ core. more
Group lineup: AT91M42800A | AT91M55800A | AT91RM3400 | AT91SAM7A1 | AT91SAM7A3 | AT91SAM7L | AT91SAM7S | AT91SAM7SE | AT91SAM7X | AT91SAM7XC | AT91X40

News
Atmel Launches AVR Xplained Kits to Accelerate System Development Times for MCU Applications

Atmel Introduces the AT697F Radiation-Hardened SPARC V8 Processor for Space Missions

Atmel's SAM3U Evaluation Kit and Extensive Software Ecosystem Jump-Start Cortex M3-based Application Development

Atmel and EnSilica Announce Collaboration for Systems-on-Chip based on Atmel's AT91CAP Customizable Microcontroller

Atmel 13.56 MHz RFID Reference Design Offers a True 64-bit Encryption Engine and Lower Host-side BOM

Atmel's Secure 32-bit ARM System-On-Chip Microcontroller Awarded Common Criteria EAL4+ Certification


Product Training Modules (PTMs)
Atmel® Touch Solutions on the Atmel ARM® Cortex®-M3 Based Flash Microcontrollers (Non-audio)

Atmel® Touch Solutions on the Atmel ARM® Cortex®-M3 Based Flash Microcontrollers (with Audio)

AVR XMEGA USB Connectivity (Non-audio)

AVR XMEGA USB Connectivity (with Audio)

AVR® UC3 Introduction (Non-audio)

AVR® UC3 Introduction (with Audio)

Cortex®-M3 Introduction and Specific SAM3U Implementation (Non-audio)

Cortex®-M3 Introduction and Specific SAM3U Implementation (with Audio)

SAM3U Cortex-M3 Based MCU Introduction (Non-audio)

SAM3U Cortex-M3 Based MCU Introduction (with Audio)

SAM3U Peripherals and Power Management Overview (Non-audio)

SAM3U Peripherals and Power Management Overview (with Audio)

SAM9M10 Hardware Video Decoder Features (Non-audio)

SAM9M10 Hardware Video Decoder Features (with Audio)

SAM9M10 Hardware Video Decoder Post Processing Engine Features (Non-audio)

SAM9M10 Hardware Video Decoder Post Processing Engine Features (with Audio)

SAM9G46 and SAM9M11 Cryptographic Peripherals - Part One (Non-audio)

SAM9G46 and SAM9M11 Cryptographic Peripherals - Part One (with Audio)

SAM9G46 and SAM9M11 Cryptographic Peripherals - Part Two (Non-audio)

SAM9G46 and SAM9M11 Cryptographic Peripherals - Part Two (with Audio)

SAM9G46 and SAM9M11 Cryptographic Peripherals-SHA Hash Function Peripheral (Non-audio)

SAM9G46 and SAM9M11 Cryptographic Peripherals-SHA Hash Function Peripheral (with Audio)

SAM9G45 and SAM9M10 Architecture Overview (Non-audio)

SAM9G45 and SAM9M10 Architecture Overview (with Audio)

SAM9 MPU Boot Solutions & Application Deployment (Non-audio)

SAM9 MPU Boot Solutions & Application Deployment (with Audio)

QTouch - Create your own Touch Application (Non-audio)

QTouch - Create your own Touch Application (with Audio)

PIR Camera Sensor Solution Using theSAM3S Series (Non-audio)

PIR Camera Sensor Solution Using theSAM3S Series (with Audio)

picoPower™ Technology (Non-Audio)

picoPower™ Technology (with Audio)

MCU Wireless Solutions Product Line Introduction (Non-audio)

MCU Wireless Solutions Product Line Introduction (with Audio)

MCU Product Line Introduction (Non-audio)

MCU Product Line Introduction (with Audio)

AVR UC3 Audio Application (Non-audio)

AVR UC3 Audio Application (with Audio)

AVR EVK1105 Digital Audio Gateway Kit (Non-audio)

AVR EVK1105 Digital Audio Gateway Kit (with Audio)

ATtiny43U Overview (Non-audio)

ATtiny43U Overview (with Audio)

ATmega128RFA1 Wireless MCU (Non-audio)

ATmega128RFA1 Wireless MCU (with Audio)

Atmel AT91SAM7X/XC Flash-based Microcontrollers

AT91SAM7X/XC Flash-based Microcontrollers