WM8522
Pre-Production
APPLICATIONS INFORMATION
RECOMMENDED EXTERNAL COMPONENTS
RECOMMENDED EXTERNAL COMPONENTS VALUES
COMPONENT
REFERENCE
SUGGESTED VALUE DESCRIPTION
C1 and C5
10µF
0.1µF
0.1µF
10µF
0.1µF
100µF
33Ω
De-coupling for DVDD and AVDD.
C2 to C4
C6
De-coupling for DVDD and AVDD.
Reference de-coupling capacitors for VMID and TESTREF pin.
C7
C8
De-coupling for TESTREF.
C9
Filtering for VREFP. Omit if AVDD low noise.
Filtering for VREFP. Use 0Ω if AVDD low noise.
R1
Table 18 External Components Description
PP Rev 3.1 May 2006
36
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