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WM8725ED PDF预览

WM8725ED

更新时间: 2024-11-08 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

WM8725ED 技术参数

是否Rohs认证: 不符合生命周期:Transferred
Reach Compliance Code:unknown风险等级:5.65
转换器类型:D/A CONVERTERJESD-30 代码:R-PDSO-G14
JESD-609代码:e0湿度敏感等级:1
位数:24功能数量:2
端子数量:14最高工作温度:85 °C
最低工作温度:-25 °C封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP14,.25
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
电源:3/5 V认证状态:Not Qualified
子类别:Other Converters最大压摆率:25 mA
表面贴装:YES技术:CMOS
温度等级:OTHER端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUALBase Number Matches:1

WM8725ED 数据手册

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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.  
a
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.  

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