Pre-Production
WM8850
Test Conditions
AVDD = CPVDD = 5V, DBVDD = 3.3V, DCVDD = 1.8V, TA = +25oC, 1kHz signal, fs = 48kHz, 24-bit data unless otherwise stated.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Digital Microphone Interface
1.024
1.4112
2.048
Digital Microphone Clock
Frequencies
MHz
2.8224
3.072
Signal to Noise Ratio
SNR
96
-12
+32
0.5
dB
dB
dB
dB
Minimum Digital Gain
Setting
Maximum Digital Gain
Setting
Digital Gain Step Size
PP, April 2011, Rev 3.2
17
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