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AN165
Application Note
CS4297A/CS4299 EMI REDUCTION TECHNIQUES
1. INTRODUCTION
The CS4297A and CS4299 AC ’97 audio codecs are based on a new and faster fabrication process, and certain precautions in the analog I/O circuitry may be required to prevent 49.1 MHz commonmode radiation. Note that 49.1 MHz is 2 times the CS4297A internal cloc...
