WAU8822YG Nuvoton Technology Corporation of America, WAU8822YG Datasheet - Page 16

• Manufacturer Part Number: WAU8822YG
• Description: IC STER AUDIO CODEC 24BIT 32-QFN
• Manufacturer: Nuvoton Technology Corporation of America
• Series: emPowerAudio™r
• Type: Stereo Audior

Specifications of WAU8822YG

• Data Interface: I²C, Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 90 / 94
• Voltage - Supply, Analog: 2.5 V ~ 3.6 V
• Voltage - Supply, Digital: 1.65 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-QFN
• For Use With: WAU8822EVB - BOARD EVALUATION FOR WAU8822
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WAU8822 Data Sheet Rev 0.86
emPowerAudio
™
B
B
d
d
r
r
B
B
B
B
d
d
r
r
d
d
r
r
d
B
r
-20
-20
-40
-40
-60
-60
-80
-80
-20
-20
-40
-40
-60
-60
-80
-80
-20
-20
-40
-40
-60
-60
-80
-80
-2
-4
-6
0
0
0
0
0
0
Figure 10: ADC Highpass Filter Response, HPF enabled, FS = 12kHz
0
Figure 8: ADC Highpass Filter Response, HPF enabled, FS = 48kHz
Figure 9: ADC Highpass Filter Response, HPF enabled, FS = 24kHz
100
100
100
100
100
100
Figure 7: ADC Highpass Filter Response, Audio Mode
300
300
300
300
300
300
10
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500
500
Hz
Hz
500
500
Hz
Hz
500
500
Hz
Hz
Hz
20
700
700
700
700
700
700
30
900
900
900
900
900
900
September 4, 2008