WM8976 データシートの表示（PDF） - Wolfson Microelectronics plc

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WM8976

Stereo CODEC With Speaker Driver

Wolfson Microelectronics plc 

Pre-Production

REGISTER BIT

AVDD CURRENT (mA)

BUFDCOPEN

OUT4MIXEN

OUT3MIXEN

PLLEN

MICBEN

BIASEN

BUFIOEN

VMIDSEL

ROUT1EN

LOUT1EN

BOOSTENL

INPPGAENL

ADCENL

OUT4EN

OUT3EN

LOUT2EN

ROUT2EN

RMIXEN

LMIXEN

DACENR

DACENL

AVDD=3.3V

0.1

0.2

0.2

1.2 (with clocks applied)

0.5

0.3

0.1

5KΩ = >0.3, less than 0.1 for 75KΩ 300KΩ settings

0.4

0.4

0.2

0.2

2.6 (x64, ADCOSR=0)

4.9 ( x128, ADCOSR=1)

0.2

0.2

1mA from SPKVDD + 0.2mA from AVDD in 5V mode

1mA from SPKVDD + 0.2mA from AVDD in 5V mode

0.2

0.2

1.8 (x64, DACOSR=0)

1.9 (x128, DACOSR=1)

1.8 (x64, DACOSR=0)

1.9 (x128, DACOSR=1)

Table 2 AVDD Supply Current (AVDD=3.3V)

WM8976

w

PP Rev 3.0 April 2006

13

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