NJU8713 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJU8713

2V Operation Switching Driver for Class D Amplifier

Japan Radio Corporation  

NJU8713

(5) BPZ Function

BPZ Function operates to charge the external AC coupling capacitor for the BPZ level which is a point of the

analog signal common. Be sure to input sound-less data to IN1 and IN2 in busy of the BPZ function. At this

time, the sound-less signal must be input before the rising edge of EN2 signal and must be continue after the

falling edge of EN2 signal. The charging time is in proportion to the capacity value of the external AC coupling

capacitor.

EN1

EN2

MCK

IN1, IN2

Standby

Sound-less Data

BPZ Output

Audio Data

Audio Signal Output

Standby

-4-

Ver.2004-06-02

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