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AK7752 PDF预览

AK7752

更新时间: 2024-02-21 11:49:24
品牌 Logo 应用领域
AKM 解码器编解码器
页数 文件大小 规格书
23页 587K
描述
Audio/Hands Free DSP with Stereo CODEC

AK7752 技术参数

生命周期:Obsolete零件包装代码:QFP
包装说明:LFQFP,针数:64
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.84JESD-30 代码:R-PQFP-G64
长度:12 mm功能数量:1
端子数量:64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:LFQFP封装形状:RECTANGULAR
封装形式:FLATPACK, LOW PROFILE, FINE PITCH认证状态:Not Qualified
座面最大高度:1.7 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:TELECOM CIRCUIT温度等级:INDUSTRIAL
端子形式:GULL WING端子节距:0.5 mm
端子位置:QUAD宽度:10 mm
Base Number Matches:1

AK7752 数据手册

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[AK7752]  
AK7752  
Audio/Hands Free DSP with Stereo CODEC  
GENERAL DESCRIPTION  
The AK7752 is a digital signal processor with an integrated stereo CODEC. The digital signal processor  
(DSP) can execute a high-quality hands-free algorithm, using only internal memory. Fine tuning is  
available for improving voice quality of the hands-free function in actual user environments. The  
AK7752 includes delay RAM, an integrated PLL, four digital audio input and eight digital audio output  
ports. The AK7752 can perform pre and post processing for speech recognition, volume control  
adjustment and parametric equalization, executed by programs downloaded via the microprocessor  
interface.  
FEATURES  
[ADC Block]  
„ Sampling rate: 8kHz ~ 48kHz  
„ 24-bit stereo  
„ S/(N+D): 86dB  
„ DR, S/N: 89dB (fs=8 kHz), 91dB (fs=48kHz)  
„ Integrated DC offset canceling High Pass Filter  
[DAC Block]  
„ Sampling rate: 8kHz ~ 48kHz  
„ 18-bit stereo  
„ S/(N+D): 90dB (fs =8kHz), 88dB (fs=48kHz)  
„ DR, S/N: 95dB (fs =8kHz), 95dB (fs=48kHz)  
[Input/Output Digital Interface]  
„ 4-channel Serial Data Input  
„ 8-channel Serial Output  
[General]  
„ Integrated PLL  
„ EEPROM (AK6514C) Interface  
„ Microprocessor Interface: I²C BUS or AKM original mode  
„ Power Supply: Single 3.3V ±0.3V  
„ Operating Temperature Range: -40°C~85°C  
„ 64pin LQFP  
MS0578-E-01-PB  
2007/09  
- 1 -  

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