Datasheet > WM8725

WM8725

更新时间： 2024-11-21 22:35:43

品牌	Logo	应用领域
欧胜 - WOLFSON		/
页数	文件大小	规格书
9页	350K
描述
99dB Stereo DAC

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WM8725 数据手册

WM8725

99dB Stereo DAC

Production Data, July 2000, Rev 2.0

DESCRIPTION

FEATURES

•

Compatible with PCM1725

99dB SNR performance

WM8725 is a high-performance stereo DAC designed for

use in portable audio equipment, video CD players and

similar applications. It comprises selectable normal or I²S

compatible serial data interfaces for 16 to 24-bit digital

inputs, high performance digital filters, and sigma-delta

output DACs, achieving an excellent 99dB signal-to-noise

performance.

Stereo DAC with input sampling from 8kHz to 96kHz

Additional mute feature

Normal or I²S compatible data format

Sigma-delta design with 64x oversampling

System clock 256fs or 384fs

Supply range 3V to 5V

The device is available in a 14-pin SO package that offers

14-pin SOIC package

selectable mute and de-emphasis functions using

minimum of external components.

APPLICATIONS

•

Portable audio equipment

Video CD players

BLOCK DIAGRAM

WM8725

FORMAT (13)

SCKI (14)

DIGITAL

SIGMA-DELTA

MODULATOR

SWITCHED

CAPACITOR

DAC

(6) VOUTR

(9) VOUTL

SERIAL

INTERFACE

DIGITAL

FILTERS

LRCIN (1)

DIN (2)

DIGITAL

SIGMA-DELTA

MODULATOR

SWITCHED

CAPACITOR

DAC

BCKIN (3)

(8)

VDD

(5)

CAP

(7)

GND

(12) (10)

DEEMPH MUTE

Production Data datasheets contain final

specifications current on publication date.

Supply of products conforms to Wolfson

Microelectronics’ Terms and Conditions.

WOLFSON MICROELECTRONICS LTD

Lutton Court, Bernard Terrace, Edinburgh, EH8 9NX, UK

Tel: +44 (0) 131 667 9386

Fax: +44 (0) 131 667 5176

Email: sales@wolfson.co.uk

http://www.wolfson.co.uk

2000 Wolfson Microelectronics Ltd.

12 3 4 5 6 7...9

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