To know the TF card chip model, you can use the computer reader, insert the TF card into the card reader, then open the computer Explorer, find the corresponding TF card drive, right click properties, enter the hardware TAB, find the TF card device, click properties, enter the details TAB, select \"Hardware ID\" property, you can view the TF card chip model.
Alternatively, an app on your phone or tablet, such as SD Insight or Device Info HW, can be used that recognizes and provides details of the TF card, including the chip model.