WM8351CGEB/RV WOLFSON [Wolfson Microelectronics plc], WM8351CGEB/RV Datasheet - Page 74

• Manufacturer Part Number: WM8351CGEB/RV
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

WM8351
13.7 DIGITAL TO ANALOGUE CONVERTER (DAC)
w
The WM8351 contains a high-performance stereo DAC to convert digital audio signals to the
analogue domain. Audio data is passed to the WM8351 via the audio interface, and passes through a
variety of digital filtering stages before reaching the DAC. These include:
The audio DAC supports all commonly used audio sampling rates between 8kHz and 48kHz.
Figure 41 DAC Overview
R11 (0Bh)
Power Mgmt
4
R50 (32h)
DAC Digital
Volume Left
R11 (0Bh)
Power Mgmt
4
R51 (33h)
DAC Digital
Volume Right
Note: These bits can be accessed through R11 or through R50/R51. Reading from or writing to
either register location has the same effect.
Table 31 DAC Enable
ADDRESS


Digital volume control
Digital filtering, interpolation and sigma-delta modulation functions needed for the DAC
BIT
15
15
4
5
DACL_EN
A
DACR_EN
A
LABEL
DEFAULT
0
0
Left DAC enable
0 = disabled
1 = enabled
Right DAC enable
0 = disabled
1 = enabled
DESCRIPTION
PD, April 2012, Rev 4.5
Production Data
74