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WM1811A Datasheet(PDF) 20 Page - Wolfson Microelectronics plc

Part # WM1811A
Description  Multi-Channel Audio Hub CODEC for Smartphones
PDF  328 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM1811A Datasheet(HTML) 20 Page - Wolfson Microelectronics plc

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WM1811A
Production Data
w
PD, November 2013, Rev 4.1
20
Test Conditions
AVDD1=3.0V (powered from LDO1), DCVDD=1.05V (powered from LDO2), AVDD2=DBVDD1=DBVDD2=DBVDD3=CPVDD=1.8V,
LDO1VDD=SPKVDD1=SPKVDD2=5V, DGND=AGND=CPGND=SPKGND1=SPKGND2=HP2GND=0V,
TA = +25
oC, 1kHz sinusoidal signal, fs = 48kHz, PGA gain = 0dB, 24-bit audio data unless otherwise stated.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
E5
DAC to Headphone on HPOUT1L or HPOUT1R (Load = 32
)
SNR (A-weighted)
DAC_OSR128=1
100
dB
DAC_OSR128=0
97
dB
THD
PO=20mW
-74
dB
THD+N
PO=20mW
-72
dB
THD
PO=5mW
-76
dB
THD+N
PO=5mW
-74
dB
Channel Separation
(L/R)
-95
dB
PSRR
(SPKVDDn, LDO1VDD)
100mV (pk-pk)
217Hz
96
dB
PSRR (AVDD2, CPVDD,
DBVDDn)
100mV (pk-pk)
217Hz
89
dB
HPOUT1FB rejection
100mV (pk-pk)
217Hz
29
dB
E6
DAC to Headphone on HPOUT1L or HPOUT1R (Load = 16
)
SNR (A-weighted)
DAC_OSR128=1
90
100
dB
DAC_OSR128=0
97
dB
THD
PO=20mW
-82
dB
THD+N
PO=20mW
-80
dB
THD
PO=5mW
-83
-73
dB
THD+N
PO=5mW
-81
-71
dB
Channel Separation
(L/R)
-95
dB
PSRR
(SPKVDDn, LDO1VDD)
100mV (pk-pk)
217Hz
98
dB
PSRR (AVDD2, CPVDD,
DBVDDn)
100mV (pk-pk)
217Hz
88
dB
HPOUT1FB rejection
100mV (pk-pk)
217Hz
29
dB
E9
DAC to Earpiece Driver (Load = 16
 BTL)
SNR
A-weighted
97
dB
THD
PO=50mW
-71
dB
THD+N
PO=50mW
-69
dB
PSRR
(SPKVDDn, LDO1VDD)
100mV (pk-pk)
217Hz
95
dB
PSRR (AVDD2, CPVDD,
DBVDDn)
100mV (pk-pk)
217Hz
96
dB



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