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Hello,
PCM4222 will have one channel unused. What should be done with VIN-/VIN+/VREF/VCC pins?
Thank you!
Hi,
VREF and VCC should be treated the same as if the pin was being used.
VIN- and VIN+ should be AC coupled to GND with a 0.47uF or similarly sized capacitor.
Best regards,
Jeff McPherson