Cirrus Logic音频IC芯片产品型号搜索
WM8944技术文档下载：
WM8944 - 产品及功能框图：
WM8944 - Mono codec with Video Buffer
WM8944是Cirrus Logic公司的一款便携式编解码器产品，WM8944是Mono codec with Video Buffer，本站介绍了WM8944的封装应用图解、特点和优点、功能等，并给出了与WM8944相关的Cirrus Logic元器件型号供参考。
WM8944 - Mono codec with Video Buffer - 便携式编解码器 - 编解码器 - Cirrus Logic
WM8944 - 产品描述
WM8944 - 产品特性
- Hi-fiaudiocodec
- 94dBSNRduringADCrecording(‘A’weighted)
- 96dBSNRduringDACplayback(‘A’weighted)
- 2analogaudioinputs
- Integratedbiasreferenceforelectretmicrophones
- Digitalmicrophoneinterface(Stereo)
- Powerfuldigitalmixing/DSPfunctions:
- 5-notchfilters
- 5-bandequalizer(EQ)
- ReTuneparametricfilter
- Dynamicrangecontrolandnoisegate
- Low-pass/High-passfilters
- DirectForm1(DF1)programmabledigitalfilter
- 3Dstereoenhancement(fordigitalmicinput)
- Digitalbeepgenerator
- Monolineoutput
- MonoBTLheadphone/speakeroutputdriver
- I2Sdigitalaudiointerface-samplerates8kHzto48kHz
- FrequencyLockedLoop(FLL)frequencyconversion/filter
- Videobufferfunction
- IntegratedLDOlow-noisevoltageregulator
- 25-ballW-CSPpackage(2.38x2.38x0.7mm,0.5mmpitch)
WM8944 - 规格表
| Part | DACs/ADCs | DAC SNR/THD+N (dB) | ADC SNR/THD+N (dB) | Headphone Driver | Power Supply (V) | Features | Package |
|---|---|---|---|---|---|---|---|
| WM8944 | 1/ 1 | 96/ -80 | 94/ -83 | Yes | VA=2.4to3.6; VD=1.7to3.6 | AUX ADC, battery monitor | 48 QFN |
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