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CS47L85 Datasheet(PDF) 339 Page - Cirrus Logic

Part # CS47L85
Description  Low-Power Smart Codec with Seven DSP Cores, Voice and Media Enhancement, and Integrated Sensor Hub
PDF  370 Pages
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Manufacturer  CIRRUS [Cirrus Logic]
Direct Link  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS47L85 Datasheet(HTML) 339 Page - Cirrus Logic

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CS47L85
Rev 4.3
339
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
8:5
MICB2_LVL [3:0]
7h
Microphone Bias 2 Voltage Control
(when MICB2_BYPASS = 0)
0h = 1.5V
1h = 1.6V
… (0.1V steps)
Ch = 2.7V
Dh to Fh = 2.8V
3
MICB2_RATE
0
Microphone Bias 2 Rate (Bypass mode)
0 = Fast start-up / shut-down
1 = Pop-free start-up / shut-down
2
MICB2_DISCH
1
Microphone Bias 2 Discharge
0 = MICBIAS2 floating when disabled
1 = MICBIAS2 discharged when disabled
1
MICB2_BYPASS
1
Microphone Bias 2 Mode
0 = Regulator mode
1 = Bypass mode
0
MICB2_ENA
0
Microphone Bias 2 Enable
0 = Disabled
1 = Enabled
R538
(21Ah)
Mic_Bias_
Ctrl_3
15
MICB3_EXT_CA
P
0
Microphone Bias 3 External Capacitor
(when MICB3_BYPASS = 0).
Configures the MICBIAS3 regulator
according to the specified capacitance
connected to the MICBIAS3 output.
0 = No external capacitor
1 = External capacitor connected
8:5
MICB3_LVL [3:0]
7h
Microphone Bias 3 Voltage Control
(when MICB3_BYPASS = 0)
0h = 1.5V
1h = 1.6V
… (0.1V steps)
Ch = 2.7V
Dh to Fh = 2.8V
3
MICB3_RATE
0
Microphone Bias 3 Rate (Bypass mode)
0 = Fast start-up / shut-down
1 = Pop-free start-up / shut-down
2
MICB3_DISCH
1
Microphone Bias 3 Discharge
0 = MICBIAS3 floating when disabled
1 = MICBIAS3 discharged when disabled
1
MICB3_BYPASS
1
Microphone Bias 3 Mode
0 = Regulator mode
1 = Bypass mode
0
MICB3_ENA
0
Microphone Bias 3 Enable
0 = Disabled
1 = Enabled
R539
(21Bh)
Mic_Bias_
Ctrl_4
15
MICB4_EXT_CA
P
0
Microphone Bias 4 External Capacitor
(when MICB4_BYPASS = 0).
Configures the MICBIAS4 regulator
according to the specified capacitance
connected to the MICBIAS4 output.
0 = No external capacitor
1 = External capacitor connected



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