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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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WM8850
Pre-Production
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
Analogue Output 1 (VOUT1L, VOUT1R)
Full Scale Output Signal
Level
VOUT
TEST CONDITIONS
RL = 1k
to 47k
H-Phn
Enable = 0
RL = 16
to 1k
H-Phn
Enable = 1
MIN
TYP MAX UNIT
2x
AVDD/5
VRMS
0.8 x
AVDD/5
VRMS
Maximum Rated Output
Power
POUT(max)
RL = 16
40
mW
Load Impedance
RL
16
47k
Load Capacitance
CL
1
DC Offset
Measured between VOUT1L/R and AGND with
path fully enabled but no signal playing
-1
0
+1
Analogue Output 2 (VOUT2L, VOUT2LN, VOUT2RP, VOUT2RN)
Differential Full Scale
Output Signal Level
VOUT
RL = 5k
to 47k
2x
AVDD/5
nF
mV
VRMS
Single-ended Full Scale
Output Signal Level
VOUT
RL = 5k
to 47k
Load Impedance
RL
Load Capacitance
CL
Analogue Output 3 (VOUT3L, VOUT3LN, VOUT3RP, VOUT3RN)
Differential Full Scale
Output Signal Level
VOUT
RL = 5k
to 47k
1x
AVDD/5
VRMS
5
47
k
1
nF
2x
AVDD/5
VRMS
Single-ended Full Scale
Output Signal Level
Load Impedance
Load Capacitance
VOUT
RL
CL
RL = 5k
to 47k
1x
AVDD/5
5
47
1
VRMS
k
nF
w
PP, April 2011, Rev 3.2
18
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