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Adafruit microSD Card BFF Add-On for QT Py and Xiao

ADA5683 · AdafruitActive

Adafruit microSD Card BFF Add-On for QT Py and Xiao photo
Adafruit microSD Card BFF Add-On for QT Py and Xiao illustration

Adafruit product #5683.

Part numberADA5683
ManufacturerAdafruit
CategoryMemory & Storage › SD & Storage Modules
Pins28

Adafruit microSD Card BFF Add-On for QT Py and Xiao pinout

PinNameTypeDescription
1+5Vpower
2+5Vpower
3A0bidirectional
4A0bidirectional
5GNDground
6GNDground
7A1bidirectional
8A1bidirectional
93.3Vpower
103.3Vpower
11A2bidirectional
12A2bidirectional
13MOSIbidirectional
14MOSIbidirectional
15A3bidirectional
16A3bidirectional
17MISObidirectional
18MISObidirectional
19SDAbidirectional
20SDAbidirectional
21SCKbidirectional
22SCKbidirectional
23SCLbidirectional
24SCLbidirectional
25RXbidirectional
26RXbidirectional
27TXbidirectional
28TXbidirectional

Schematic symbol and footprint

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Footprint: Adafruit microSD Card BFF (header pads) — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.

Datasheet

Where to buy

SupplierStockPriceStatus
Mouser231$2.75 (1+)View
DigiKey443$2.75 (1+)ActiveView

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

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