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The AS3911B is a high performance NFC Reader IC ideal traditional EMVco as well as smartphone & µSD card payment transaction using ALM (active load modulation).
The AS3911B includes ams’ unique Automatic Antenna Tuning technology optimized for applications with directly driven antennas. It contains a low power capacitive sensor, which can be used to detect the presence of a card without switching on the reader field.
Color, ALS, and proximity sensor module with mobeam™ and universal remote controlRead more »