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    Manufacturer Series
    Manufacturer Series
    3
    4
    Due
    Leonardo
    Mega
    Micro
    MKR
    Nano
    Pro Mini
    Uno
    Zero
    Operating Voltage
    Operating Voltage
    3.3V DC
    5V DC
    5-30V DC
    Board Type
    Board Type
    With HeadersWithout
    Headers
    Individual/Set
    Individual/Set
    Individual
    Set
    Circuit Board Connection Type
    Circuit Board Connection Type
    Solder
    Push In
    Memory Type
    Memory Type
    Flash
    SDRAM
    SRAM
    EEPROM
    Number of Configurable Inputs
    Number of Configurable Inputs
    6
    7
    8
    9
    12
    14
    16
    20
    22
    40
    54
    Communication Protocol
    Communication Protocol
    I2C
    SPI
    UART
    DCON ASCII
    REST
    WebSocket
    I2S
    Number of USB Connections
    Number of USB Connections
    1
    2
    4
    Microcontroller Type
    Microcontroller Type
    AVR
    ARM
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    Number of Configurable Outputs
    Number of
    Configurable Outputs
    1
    2
    5
    6
    7
    11
    12
    13
    14
    15
    20
    22
    40
    54
    USB Standard
    USB Standard
    2.0
    3.0
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
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