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WM8980 bảng dữ liệu(PDF) 69 Page - Wolfson Microelectronics plc

tên linh kiện WM8980
Giải thích chi tiết về linh kiện  STEREO CODEC WITH SPEAKER DRIVER AND BUFFER
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WM8980 bảng dữ liệu(HTML) 69 Page - Wolfson Microelectronics plc

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WM8980
w
PP Rev 1.6 January 2005
69
Table 53 shows the estimated 3.3V AVDD current drawn by various circuits, by register bit.
REGISTER BIT
AVDD CURRENT (MILLIAMPS)
BUFDCOPEN
0.1
OUT4MIXEN
0.2
OUT3MIXEN
0.2
PLLEN
1.4 (with clocks applied)
MICBEN
0.5
BIASEN
0.3
BUFIOEN
0.1
VMIDSEL
10K=>0.3, less than 0.1 for 100k/500k
ROUT1EN
0.4
LOUT1EN
0.4
BOOSTENR
0.2
BOOSTENL
0.2
INPPGAENR
0.2
INPPGAENL
0.2
ADCENR
x64 (ADCOSR=0)=>2.6, x128 (ADCOSR=1)=>4.9
ADCENL
x64 (ADCOSR=0)=>2.6, x128 (ADCOSR=1)=>4.9
OUT4EN
0.2
OUT3EN
0.2
LOUT2EN
1mA from SPKVDD + 0.2mA from AVDD in 5V mode
ROUT2EN
1mA from SPKVDD + 0.2mA from AVDD in 5V mode
RMIXEN
0.2
LMIXEN
0.2
DACENR
x64 (DACOSR=0)=>1.8, x128(DACOSR=1)=>1.9
DACENL
x64 (DACOSR=0)=>1.8, x128(DACOSR=1)=>1.9
Table 59 AVDD Supply Current



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