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                                                                                                    1. Home
                                                                                                    2. Semiconductors - ICs
                                                                                                    3. Microcontrollers
                                                                                                    4. 8-bit Microcontrollers
                                                                                                    Print Page

                                                                                                    ATMEGA8U2-MU

                                                                                                    MCU-Application Specific 8 bit, megaAVR, 16 MHz, 512 Byte RAM/8 KB Program, 2.7 V-5.5 V in, QFN-32

                                                                                                    MICROCHIP
                                                                                                    MICROCHIP ATMEGA8U2-MU
                                                                                                    Image is for illustrative purposes only. Please refer to product description.
                                                                                                    ManufacturerMICROCHIP
                                                                                                    Manufacturer Part NoATMEGA8U2-MU
                                                                                                    Newark Part No.68T3217
                                                                                                    Product RangeAVR ATmega Family ATmega8 Series Microcontrollers
                                                                                                    Your Part Number
                                                                                                    Technical Datasheet

                                                                                                    Data Sheet

                                                                                                    See all Technical Docs
                                                                                                    Available to Order
                                                                                                    Manufacturer Standard Lead Time: 6 week(s)
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                                                                                                    Price shown includes applicable duties and tariffs
                                                                                                    QuantityPrice
                                                                                                    100+$2.760
                                                                                                    Price for:Each
                                                                                                    Minimum: 490
                                                                                                    Multiple: 490
                                                                                                    $1,352.40
                                                                                                    Line Note
                                                                                                    Added to your Order Confirmation, Invoice, and Dispatch note for this order only.

                                                                                                    Product Information

                                                                                                    MICROCHIP
                                                                                                    ManufacturerMICROCHIP
                                                                                                    Manufacturer Part NoATMEGA8U2-MU
                                                                                                    Newark Part No.68T3217
                                                                                                    Product RangeAVR ATmega Family ATmega8 Series Microcontrollers
                                                                                                    Technical Datasheet

                                                                                                    Data Sheet

                                                                                                    Product RangeAVR ATmega Family ATmega8 Series Microcontrollers
                                                                                                    Device CoremegaAVR
                                                                                                    Operating Frequency Max16MHz
                                                                                                    MCU Core Size8bit
                                                                                                    Program Memory Size8KB
                                                                                                    No. of Pins32Pins
                                                                                                    CPU Speed16MHz
                                                                                                    IC Case / PackageQFN
                                                                                                    No. of I/O's22I/O's
                                                                                                    InterfacesI2C, SPI, UART, USART
                                                                                                    MCU Case StyleQFN
                                                                                                    RAM Memory Size512Byte
                                                                                                    Embedded Interface TypeI2C, SPI, UART, USART
                                                                                                    ADC Channels-
                                                                                                    ADC Resolution-
                                                                                                    MCU ApplicationsUSB Microcontroller
                                                                                                    Supply Voltage Min2.7V
                                                                                                    Supply Voltage Max5.5V
                                                                                                    Operating Temperature Min-40°C
                                                                                                    Operating Temperature Max85°C
                                                                                                    IC MountingSurface Mount
                                                                                                    MCU FamilyAVR ATmega
                                                                                                    MCU SeriesATmega8
                                                                                                    Qualification-
                                                                                                    MSLMSL 1 - Unlimited
                                                                                                    SVHCNo SVHC (25-Jun-2025)

                                                                                                    Product Overview

                                                                                                    The ATMEGA8U2-MU is a 8-bit high-performance low-power AVR RISC-based Microcontroller combines 8kB ISP flash memory with read-while-write capabilities, 512B EEPROM, 512B SRAM, 22 general purpose I/O lines, 32 general purpose working registers, two flexible timer/counters with compare modes and PWM, USART, programmable watchdog timer with internal oscillator, SPI serial port, debugWIRE interface for on-chip debugging and programming and five software selectable power saving modes. The device operates between 2.7 to 5.5V. By executing powerful instructions in a single clock cycle, the device achieves throughputs approaching 1 MIPS per MHz, balancing power consumption and processing speed.

                                                                                                    • Advanced RISC architecture - Fully static operation
                                                                                                    • Non-volatile program and data memories
                                                                                                    • USB 2.0 full-speed device module with interrupt on transfer completion
                                                                                                    • Peripheral features - Programmable watchdog timer with separate on-chip oscillator
                                                                                                    • On chip debug interface (debugWIRE)
                                                                                                    • Power-on reset (POR) and programmable brown-out detection
                                                                                                    • Internal calibrated oscillator
                                                                                                    • External and internal interrupt sources
                                                                                                    • Five sleep modes - Idle, power-save, power-down, standby and extended standby
                                                                                                    • 22 Programmable I/O lines
                                                                                                    • -40 to +85°C Industrial operating temperature range

                                                                                                    Applications

                                                                                                    Industrial, Computers & Computer Peripherals

                                                                                                    Technical Specifications

                                                                                                    Product Range

                                                                                                    AVR ATmega Family ATmega8 Series Microcontrollers

                                                                                                    Operating Frequency Max

                                                                                                    16MHz

                                                                                                    Program Memory Size

                                                                                                    8KB

                                                                                                    CPU Speed

                                                                                                    16MHz

                                                                                                    No. of I/O's

                                                                                                    22I/O's

                                                                                                    MCU Case Style

                                                                                                    QFN

                                                                                                    Embedded Interface Type

                                                                                                    I2C, SPI, UART, USART

                                                                                                    ADC Resolution

                                                                                                    -

                                                                                                    Supply Voltage Min

                                                                                                    2.7V

                                                                                                    Operating Temperature Min

                                                                                                    -40°C

                                                                                                    IC Mounting

                                                                                                    Surface Mount

                                                                                                    MCU Series

                                                                                                    ATmega8

                                                                                                    MSL

                                                                                                    MSL 1 - Unlimited

                                                                                                    Device Core

                                                                                                    megaAVR

                                                                                                    MCU Core Size

                                                                                                    8bit

                                                                                                    No. of Pins

                                                                                                    32Pins

                                                                                                    IC Case / Package

                                                                                                    QFN

                                                                                                    Interfaces

                                                                                                    I2C, SPI, UART, USART

                                                                                                    RAM Memory Size

                                                                                                    512Byte

                                                                                                    ADC Channels

                                                                                                    -

                                                                                                    MCU Applications

                                                                                                    USB Microcontroller

                                                                                                    Supply Voltage Max

                                                                                                    5.5V

                                                                                                    Operating Temperature Max

                                                                                                    85°C

                                                                                                    MCU Family

                                                                                                    AVR ATmega

                                                                                                    Qualification

                                                                                                    -

                                                                                                    SVHC

                                                                                                    No SVHC (25-Jun-2025)

                                                                                                    Technical Docs (4)

                                                                                                    CAD CadSoft_EAGLE EN

                                                                                                    Technical Data Sheet EN

                                                                                                    Technical Data Sheet EN

                                                                                                    Product Change Notice EN

                                                                                                    Alternatives for ATMEGA8U2-MU

                                                                                                    1 Product Found

                                                                                                    Legislation and Environmental

                                                                                                    US ECCN:EAR99
                                                                                                    EU ECCN:Unknown
                                                                                                    RoHS Compliant:Yes

                                                                                                    RoHS

                                                                                                    RoHS Phthalates Compliant:Yes

                                                                                                    RoHS

                                                                                                    SVHC:No SVHC (25-Jun-2025)
                                                                                                    Download Product Compliance Certificate

                                                                                                    Product Compliance Certificate

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