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WM8850 View Datasheet(PDF) - Wolfson Microelectronics plc

Part NameDescriptionManufacturer
WM8850 Multi-Channel High Definition Audio CODEC Wolfson
Wolfson Microelectronics plc Wolfson
WM8850 Datasheet PDF : 223 Pages
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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
DAC2 Path Performance (VOUT2LP, VOUT2LN, VOUT2RP and VOUT2N into 10kLine Load)
DAC3 Path Performance (VOUT3LP, VOUT3LN, VOUT3RP and VOUT3N into 10kLine Load)
MAX
UNIT
Unweighted
103
dB
Signal to Noise Ratio
Out of Band Signal to
Noise Ratio (0.6fs to
150kHz)
Dynamic Range
Total Harmonic Distortion
Channel Separation
SNR
OBSNR
DNR
THD
A-weighted
A-weighted
fs=96kHz
Fs >
11.025kHz
Fs <=
11.025kHz
A-weighted
-60dBFS
0dBFS
0dBFS
fs=96kHz
20Hz to 20kHz
100
106
dB
106
dB
80
dB
75
dB
106
dB
-92
dB
-92
dB
102
dB
Channel Level Matching
0dBFS
0.1
dB
Channel Phase Deviation
0.01
°
1kHz, 100mVpp on AVDD
75
dB
AVDD Power Supply
AVDD
Rejection Ratio
PSRR
20Hz to 20kHz, 100mVpp on AVDD
55
dB
w
PP, April 2011, Rev 3.2
21
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