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WM8773SEFT/V PDF预览

WM8773SEFT/V

更新时间: 2024-09-17 15:57:59
品牌 Logo 应用领域
凌云 - CIRRUS 转换器
页数 文件大小 规格书
30页 322K
描述
ADC, Delta-Sigma, 24-Bit, 1 Func, 8 Channel, Serial Access, CMOS, PQFP64, TQFP-64

WM8773SEFT/V 技术参数

是否Rohs认证:符合生命周期:Obsolete
包装说明:TFQFP, TQFP64,.47SQReach Compliance Code:compliant
HTS代码:8542.39.00.01风险等级:5.7
Is Samacsys:N最大模拟输入电压:2.75 V
转换器类型:ADC, DELTA-SIGMAJESD-30 代码:S-PQFP-G64
长度:10 mm模拟输入通道数量:8
位数:24功能数量:1
端子数量:64最高工作温度:85 °C
最低工作温度:-25 °C输出位码:BINARY
输出格式:SERIAL封装主体材料:PLASTIC/EPOXY
封装代码:TFQFP封装等效代码:TQFP64,.47SQ
封装形状:SQUARE封装形式:FLATPACK, THIN PROFILE, FINE PITCH
电源:3/5 V认证状态:Not Qualified
采样速率:0.096 MHz座面最大高度:1.2 mm
子类别:Analog to Digital Converters标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:OTHER端子形式:GULL WING
端子节距:0.5 mm端子位置:QUAD
宽度:10 mmBase Number Matches:1

WM8773SEFT/V 数据手册

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WM8773  
w
24-bit, 96kHz ADC with 8 Channel I/P Multiplexer  
DESCRIPTION  
FEATURES  
Audio Performance  
102dB SNR (‘A’ weighted @ 48kHz) ADC  
The WM8773 is a high performance, stereo audio ADC with  
an 8 channel input selector. The WM8773 is ideal for  
digitising multiple analogue sources for surround sound  
processing applications for home hi-fi, automotive and other  
audio visual equipment.  
ADC Sampling Frequency: 8kHz – 96kHz  
3-Wire SPI MPU Serial Control Interface  
Master or Slave Clocking Mode  
A stereo 24-bit multi-bit sigma delta ADC is used with an  
eight stereo channel input selector. Each channel has  
analogue domain mute and programmable gain control.  
Digital audio output word lengths from 16-32 bits and  
sampling rates from 8kHz to 96kHz are supported.  
Programmable Audio Data Interface Modes  
I2S, Left, Right Justified or DSP  
16/20/24/32 bit Word Lengths  
Analogue Record Monitor Outputs  
Eight stereo ADC inputs with analogue gain adjust from  
+19dB to –12dB in 1dB steps  
The audio data interface supports I2S, left justified, right  
justified and DSP digital audio formats.  
2.7V to 5.5V Analogue, 2.7V to 3.6V Digital supply  
Operation  
The device is controlled via a 3 wire serial interface. The  
interface provides access to all features including channel  
selection, volume controls, mutes, de-emphasis and power  
management facilities. The device is available in a 64-pin  
TQFP package.  
5V tolerant digital inputs  
APPLICATIONS  
Surround Sound AV Processors and Hi-Fi systems  
Automotive Audio  
BLOCK DIAGRAM  
W
WM8773  
AIN1L  
AIN1R  
AIN2L  
AIN2R  
AIN3L  
AIN3R  
AIN4L  
AIN4R  
AIN5L  
AIN5R  
AUDIO INTERFACE  
AND  
MCLK  
DOUT  
STEREO  
ADC  
ADCLRC  
BCLK  
AIN6L  
AIN6R  
DIGITAL FILTERS  
AIN7L  
AIN7R  
AIN8L  
AIN8R  
AINOPL  
AINOPR  
RECL  
MUTE  
CONTROL INTERFACE  
RECR  
WOLFSON MICROELECTRONICS plc  
Production Data, August 2004, Rev 4.0  
w :: www.wolfsonmicro.com  
Copyright 2004 Wolfson Microelectronics plc  

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