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Adafruit PT100 RTD Temperature Sensor Amplifier - MAX31865

ADA3328 · Adafruit

Adafruit PT100 RTD Temperature Sensor Amplifier - MAX31865 photo
Adafruit PT100 RTD Temperature Sensor Amplifier - MAX31865 illustration

Adafruit product #3328 — built on PT100, MAX31865.

Part numberADA3328
ManufacturerAdafruit
CategorySensors › Temperature
Pins12

Adafruit PT100 RTD Temperature Sensor Amplifier - MAX31865 pinout

PinNameTypeDescription
1FORCE-bidirectional
2RTDIN-bidirectional
3RTDIN+bidirectional
4FORCE+bidirectional
5VINpower
6GNDground
73.3Vpower
8SCLKbidirectional
9SDObidirectional
10SDIbidirectional
11CSbidirectional
12DRDYbidirectional

Schematic symbol and footprint

3.3V7VIN5DRDY12FORCE-1FORCE+4RTDIN-2RTDIN+3CS11SCLK8SDI10SDO9GND6
Schematic symbol
123456789101112
Footprint: Adafruit MAX31865 RTD Sensor Breakout (header pads) — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.

Datasheet

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