WM8523GEFL/RV Wolfson Microelectronics, WM8523GEFL/RV Datasheet - Page 29
![IC, DAC, STEREO, 2VRMS, 2CH, 24QFN](/photos/19/1/190137/ge24qfn007-40_sml.jpg)
WM8523GEFL/RV
Manufacturer Part Number
WM8523GEFL/RV
Description
IC, DAC, STEREO, 2VRMS, 2CH, 24QFN
Manufacturer
Wolfson Microelectronics
Datasheet
1.WM8523GEFLRV.pdf
(50 pages)
Specifications of WM8523GEFL/RV
Resolution (bits)
24bit
Sampling Rate
192kSPS
Input Channel Type
Serial
Digital Ic Case Style
QFN
No. Of Pins
24
Operating Temperature Range
-40°C To +85°C
Svhc
No SVHC (15-Dec-2010)
Package
RoHS Compliant
Data Interface
I2C, Serial, SPI
Supply Voltage Range - Analogue
2.97V To 3.63V
Rohs Compliant
Yes
Pre-Production
w
VOLUME CHANGE MODES
Volume can be adjusted by step change (either using zero cross or not) or by soft ramp. The volume
change mode is controlled by the DAC_VOL_DOWN_RAMP and DAC_VOL_UP_RAMP bits in R5:
Figure 24 illustrates the effect of the volume ramp:
Figure 24 Volume Ramp Functionality
Table 14 Volume Ramp Control
DAC_CTRL3
REGISTER
ADDRESS
05h
R5
BIT
0
1
DAC_VOL
DAC_VOL
_DOWN_
LABEL
RAMP
RAMP
_UP_
DEFAULT
1
0
DAC Digital Volume Decrease Control
0 = apply volume decreases instantly (step)
1 = ramp volume decreases
DAC Digital Volume Increase Control
0 = apply volume increases instantly (step)
1 = ramp volume increases
DESCRIPTION
PP, Rev 3.0, July 2009
WM8523
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