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XWM8734EDS/RV

更新时间: 2024-09-30 20:05:07
品牌 Logo 应用领域
凌云 - CIRRUS PC电信光电二极管电信集成电路
页数 文件大小 规格书
45页 456K
描述
PCM Codec, 1-Func, CMOS, PDSO20, 7.20 X 5.30 MM, 1.75 MM HEIGHT, LEAD FREE, MO-150AE, SSOP-20

XWM8734EDS/RV 技术参数

是否Rohs认证: 符合生命周期:Active
包装说明:7.20 X 5.30 MM, 1.75 MM HEIGHT, LEAD FREE, MO-150AE, SSOP-20Reach Compliance Code:compliant
HTS代码:8542.39.00.01风险等级:5.74
滤波器:YESJESD-30 代码:R-PDSO-G20
长度:7.2 mm功能数量:1
端子数量:20工作模式:SYNCHRONOUS
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SSOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, SHRINK PITCH
座面最大高度:2 mm标称供电电压:3.3 V
表面贴装:YES技术:CMOS
电信集成电路类型:PCM CODEC温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL宽度:5.3 mm
Base Number Matches:1

XWM8734EDS/RV 数据手册

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WM8734  
w
Stereo Audio CODEC  
DESCRIPTION  
FEATURES  
Audio Performance  
The WM8734 is a low power stereo CODEC ideal for  
DVD/RW, MP3, media centre and automotive applications  
90dB SNR (‘A’ weighted @ 48kHz) ADC  
100dB SNR (‘A’ weighted @ 48kHz) DAC  
2.7 – 3.6V Digital Supply Operation  
2.7 – 3.6V Analogue Supply Operation  
Stereo line inputs are provided, along with a mute function  
and programmable line level volume control.  
Stereo 24-bit multi-bit sigma delta ADCs and DACs are used  
with oversampling digital interpolation and decimation filters.  
ADC and DAC Sampling Frequency: 8kHz – 96kHz  
Selectable ADC High Pass Filter  
Digital audio input word lengths from 16-32 bits and  
sampling rates from 8kHz to 96kHz are supported.  
2 or 3-Wire MPU Serial Control Interface  
Programmable Audio Data Interface Modes  
I2S, Left, Right Justified or DSP  
16/20/24/32 bit Word Lengths  
Master or Slave Clocking Mode  
Stereo audio line level outputs are provided along with anti-  
thump mute and power up/down circuitry.  
The device is controlled via a 2 or 3 wire serial interface.  
The interface provides access to all features including level  
controls, mutes, de-emphasis and power management  
Stereo Audio Inputs and Outputs  
20-lead SSOP Package  
facilities. The device is available in  
package.  
a 20-lead SSOP  
APPLICATIONS  
CD and Minidisc Recorder  
MP3 Player / Recorder  
BLOCK DIAGRAM  
AVDD  
VMID  
CONTROL INTERFACE  
W
WM8734  
AGND  
VOL  
RLINEIN  
MUTE  
ADC  
ADC  
DAC  
DAC  
ROUT  
LOUT  
+12 to -34.5dB,  
1.5dB Steps  
DIGITAL  
FILTERS  
VOL  
LLINEIN  
MUTE  
+12 to -34.5dB,  
1.5dB Steps  
CLKIN  
DIVIDER  
(Div x1, x2)  
DIGTAL AUDIO INTERFACE  
WOLFSON MICROELECTRONICS plc  
Production Data, August 2013, Rev 4.4  
Copyright 2013 Wolfson Microelectronics plc  

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