LV4904V 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LV4904V

Digital Input Class-D Power Amplifier

SANYO -> Panasonic 

3. Start and Stop Sequences

LV4904V

The start and stop sequences given below are recommended in order to reduce pop noise that occurs when LV4909V is

turned on or off.

3.1 Start sequence

PVD

PVD and VDD may

be started up in any

sequence.

>8.0V

VDD

>3.0V

ENABLE

RSTB

>2ms

MCK

I2S Input

I2C Bus

MUTEB

MUTEBL_Reg

MUTEBR_Reg

3.2 Stop sequence

PVD

VDD

>50ms

Figure 3.1 Start sequence

PVD and VDD may

be stopped in any

sequence.

ENABLE

RSTB

MUTEB

MUTEBL_Reg

MUTEBR_Reg

OUT_1P/1N

OUT2P/2N

OUT1P/1N

OUT2P/2N

(After demodulation)

>200ms

>1ms

Hi-Z

Figure 3.2 Stop sequence

No.A1963-12/25

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