Is Waterproof DS18B20 built with authentic chip from Analog Devices?

TECHNICAL SUPPORT Sensors & Modules
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Hello, are the Waterproof DS18B20 sensor built with authentic chips from Analog Devices? Or alternatives chips have been used? Taking into account the alternatives ones pointed in the following repository:

Which is the manufacturer of these sensors?

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Hi @maurogabriel_54

thanks for this insight, I have this be tested and then get back to you with details.

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Thanks for the heads up, @maurogabriel_54 !
We tested the DS18B20 and unfortunately confirmed it’s a non-authentic chip. We’re still going to look into it a bit further, but we really appreciate you bringing this to our attention!