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ES8374

ES8374是低功耗,单声道音频CODEC

Params

类型 CODEC
通道 2-ch ADC, 2-ch DAC
接口 I2S/ PCM
采样率 8 kHz to 96 kHz
SNR 95 dB(ADC/DAC)
THD+N -85 dB(ADC/DAC)
封装 QFN-28
温度等级 -40°C ~ +85°C
包装 5k/卷盘

Application

ES8374是顺芯广泛推广的CODEC芯片,具备低功耗比优势,木瓜电子推荐该芯片应用到如下设备:

其主要应用场景

  • Car DV(车载DV)
  • IP Camera (网络摄像机)
  • DVR, NVR
  • Surveillance (监控)

麦克风阵列AEC模拟回采

在众多麦克风阵列方案中,无论是单声道还是立体声AEC模拟回采参考型号,ES8374都是一个非常常用和适用的选型,其中优势列出如下:

  • ES8374可以支持免I2C 配置(MCLK/BCLK=64Fs)进行I2S通信
  • ES8374支持+-1Vrms的满眶输入
  • ES8374支持低功耗,小封装的

Features

High performance multi-bit delta-sigma audio DAC

ADC

  • 24-bit, 8 kHz to 96 kHz sampling frequency ( 24位,8kHz至96kHz采样频率)
  • 95 dB signal to noise ratio, -85 dB THD+N(95dB信噪比,-85dB THD+N)
  • Low noise pre-amplifier(低噪音前置放大)
  • Noise reduction filters(降噪滤波器)
  • Auto level control (ALC) and noise gate (动电平控制(ALC)和噪声门)
  • Support analog and digital microphone(支持模拟和数字麦克风)
  • Microphone bias (麦克风偏置)

DAC

  • 24-bit, 8 kHz to 96 kHz sampling frequency (24位,8kHz至96kHz采样频率)
  • 95 dB signal to noise ratio, -85 dB THD+N ( 95dB信噪比,-85dB THD+N)
  • 1.25W@8Ω/5V or 1.8W@4Ω/4.2V mono class D speaker driver (1.25W@8Ω/5V或1.8W@4Ω/4.2V 单声道D类扬声器驱动器)
  • Dynamic range compression (动态范围压缩)
  • Headphone and external mic detection (耳机和外部麦克风检测)
  • Pop and click noise suppression (弹出和点击噪音的抑制)

Low Power

  • 3.3V to 5V operation (3.3V至5V操作)
  • 32 mW playback; 42 mW playback and record (32 mW播放;42 mW播放和记录)

System

  • I2C/PCM master or slave serial data port (I2C/PCM主从串行端口)
  • Two pairs of analog input with differential input option (两对模拟输入,带不同输入选项)
  • Mono analog output (单声道模拟输出)
  • 256/384Fs, USB 12/24 MHz, fractional PLL for wide range of system clocks (256/384Fs,USB 12/24 MHz,用于广泛的系统时钟的分数PLL)
  • Standard audio clock output (标准音频时钟输出)
  • Sophisticated analog input and output routing, mixing and gain (复杂的模拟输入和输出路由、混合和增益)

support

ES8374芯片小量样品购买

名称 功能描述 状态 购买
ES8374 立体声音频CODEC activity 淘宝链接
ES8374 实物和丝印
ES8374 实物和丝印
ES8374 实物和丝印
ES8374 pin分布图

Technical Documents

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