WM8351CGEB/RV WOLFSON [Wolfson Microelectronics plc], WM8351CGEB/RV Datasheet - Page 67
WM8351CGEB/RV
Manufacturer Part Number
WM8351CGEB/RV
Description
Manufacturer
WOLFSON [Wolfson Microelectronics plc]
Datasheet
1.WM8351CGEBRV.pdf
(330 pages)
- Current page: 67 of 330
- Download datasheet (4Mb)
Production Data
w
The WM8351 provides a programmable, low-noise bias voltage for condenser electret microphones
on the MICBIAS pin.
R8 (08h)
Power Mgmt 1
R74 (4Ah)
Mic Bias
Control
Note: MICB_ENA can be accessed through R8 or through R74. Reading from or writing to either
register location has the same effect.
Table 23 Controlling the Microphone Bias Voltage
13.4.5
ADDRESS
MICROPHONE BIASING
BIT
15
14
4
MICB_ENA
MICB_ENA
MICB_SEL
LABEL
DEFAULT
0
0
Microphone bias enable
0 = OFF (high impedance output)
1 = ON
This bit can be accessed through R8 or
through R74. Reading from or writing to
either register location has the same effect.
Microphone bias voltage control:
0 = 0.9 * AVDD
1 = 0.75 * AVDD
DESCRIPTION
PD, April 2012, Rev 4.5
WM8351
67
Related parts for WM8351CGEB/RV
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
WM9701ALow Power AC97 Multimedia Audio Codec
Manufacturer:
WOLFSON Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
WM8973LGEFLSTEREO CODEC FOR PORTABLE AUDIO APPLICATIONS
Manufacturer:
WOLFSON Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Wolfson Audioplus? Stereo Codec With Power Management
Manufacturer:
Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Wolfson Audioplus? Stereo Codec With Power Management
Manufacturer:
Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Wolfson Audioplus? Stereo Codec With Power Management
Manufacturer:
Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Handset Receiver Speaker Driver With Wolfson Myzone Ambient Noise Cancellation
Manufacturer:
Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Stereo Headphone Driver With Wolfson Myzonetm Ambient Noise Cancellation
Manufacturer:
Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Wolfson Audioplustm Hi-fi Audio Codec And Power Management Unit For Mobile Multimedia
Manufacturer:
Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Mono CODEC with Speaker Driver and Video Buffer
Manufacturer:
WOLFSON [Wolfson Microelectronics plc]
Datasheet:
Part Number:
Description:
Stereo ADC with Microphone Input and Clock Generator
Manufacturer:
WOLFSON [Wolfson Microelectronics plc]
Datasheet:
Part Number:
Description:
WM9701ALow Power AC97 Multimedia Audio Codec
Manufacturer:
WOLFSON Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
WM8973LGEFLSTEREO CODEC FOR PORTABLE AUDIO APPLICATIONS
Manufacturer:
WOLFSON Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Manufacturer:
Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Manufacturer:
Wolfson Microelectronics plc
Datasheet:
Part Number:
Description:
Manufacturer:
Wolfson Microelectronics plc
Datasheet: