Daewoo DSL-19M1TC, Service Manual

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48
10
. WM8714
24-bit, 96kHz Stereo DAC
The WM8714 is a high performance stereo DAC designed for audio applications such as
DVD, home theatre systems, and digital TV. The WM8714 supports data input word lengths
from 16 to 24-bits and sampling rates up to 96kHz. The WM8714 consists of a serial interface
port, digital interpolation filters, multi-bit sigma delta modulators and stereo DAC in a 14-pin
SOIC package.
The WM8714 has a hardware control interface for selection of audio data interface format,
mute and de-emphasis. The WM8714 supports I
2
S, and right Justified audio data interfaces.
The WM8714 is an ideal device to interface to AC-3
TM
, DTS
TM
, and MPEG audio
decoders for surround sound applications, or for use in DVD players.
·
FEATURES
·
APPLICATIONS
· Stereo DAC · DVD Players
·
Audio Performance
·
Digital TV
- 95dB SNR (‘A’ weighted @ 48kHz) DAC
·
Digital Set Top
Boxes
- -90dB THD
· DAC Sampling Frequency: 8kHz – 96kHz
·
Pin Selectable Audio Data Interface Format
- I
2
S, Right Justified or DSP
·
3-5V Supply Operation
· 14-pin SOIC Package
· Pin Compatible with WM8725
·
Pin Configuration
LRCIN MCLK
DIN FORMAT
BCKIN DEEMPH
NC NC
CAP MUTE
VOUTR VOUTL
GND VDD
1 ● 14
2 13
3 12
4 11
5 10
6 9
7 8