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Arduino Pro Mini 328 - 5V/16MHz

DEV-11113 · SparkFunActive

Arduino Pro Mini 328 - 5V/16MHz photo

The ultimate embeddable Arduino! The Pro Mini strips away the USB port and headers to give you a tiny, low-cost 5V/16MHz board perfect for permanent installation. (SparkFun DEV-11113)

Part numberDEV-11113
ManufacturerSparkFun
CategoryDevelopment Boards › Arduino-compatible (AVR)
Pins34
Voltage (max)328 V
Voltage (min)5 V
Frequency16 MHz

Arduino Pro Mini 328 - 5V/16MHz pinout

PinNameTypeDescription
A0A0bidirectional
A1A1bidirectional
A2A2bidirectional
A3A3bidirectional
A4A4/SDAbidirectional
A5A5/SCLbidirectional
A6A6bidirectional
A7A7bidirectional
D0D0/RXbidirectional
D1D1/TXbidirectional
D2D2_INT0bidirectional
D3D3_INT1bidirectional
D4D4bidirectional
D5D5bidirectional
D6D6bidirectional
D7D7bidirectional
D8D8bidirectional
D9D9bidirectional
D10D10_CSbidirectional
D11D11_MOSIbidirectional
D12D12_MISObidirectional
D13D13_SCKbidirectional
DTR~{DTR}bidirectional
GND1GNDground
GND2GNDground
GND4GNDground
GND5GNDground
RAWRAWpower
RST1RESETbidirectional
RST2RESETbidirectional
RXIRXIbidirectional
TXOTXObidirectional
Vcc1Vccpower
Vcc2Vccpower

Schematic symbol and footprint

RAWRAWVccVcc1VccVcc2RESETRST1RESETRST2A0A0A1A1A2A2A3A3A6A6A7A7~{DTR}DTRD11_MOSID11D12_MISOD12D13_SCKD13RXIRXITXOTXOA4/SDAA4A5/SCLA5D0/RXD0D1/TXD1D2_INT0D2D3_INT1D3D4D4D5D5D6D6D7D7D8D8D9D9D10_CSD10GNDGND1GNDGND2GNDGND4GNDGND5
Schematic symbol
A0A1A2A3A4A5A6A7D0D1D2D3D4D5D6D7D8D9D10D11D12D13DTRGND1GND2GND4GND5RAWRST1RST2RXITXOVcc1Vcc2
Footprint: Arduino Pro Mini Socket — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.

Datasheet

Where to buy

SupplierStockPriceStatus
Mouser1,388$11.25 (1+)View
DigiKey486$11.25 (1+)ActiveView

Stock and prices from the suppliers, checked 2026-10-08; excluding tax and shipping.

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