Pre-Production
WM8976
REGISTER BIT
AVDD CURRENT (mA)
AVDD=3.3V
BUFDCOPEN
OUT4MIXEN
OUT3MIXEN
PLLEN
0.1
0.2
0.2
1.2 (with clocks applied)
MICBEN
0.5
BIASEN
0.3
BUFIOEN
VMIDSEL
ROUT1EN
LOUT1EN
BOOSTENL
INPPGAENL
ADCENL
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)
OUT4EN
OUT3EN
LOUT2EN
ROUT2EN
RMIXEN
LMIXEN
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
DACENR
1.8 (x64, DACOSR=0)
1.9 (x128, DACOSR=1)
1.8 (x64, DACOSR=0)
1.9 (x128, DACOSR=1)
DACENL
Table 2 AVDD Supply Current (AVDD=3.3V)
PP Rev 3.0 April 2006
13
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
