WM8946 - Stereo Codec with Video Buffer

WM8946是Cirrus Logic公司的一款便携式编解码器产品，WM8946是Stereo Codec with Video Buffer，本站介绍了WM8946的封装应用图解、特点和优点、功能等，并给出了与WM8946相关的Cirrus Logic元器件型号供参考。

WM8946 - Stereo Codec with Video Buffer - 便携式编解码器 - 编解码器 - Cirrus Logic

WM8946 - 产品描述

WM8946 - 产品特性

Hi-fiaudiocodec
- 94dBSNRduringADCrecording(‘A’weighted)
- 98dBSNRduringDACplayback(‘A’weighted)
6analogaudioinputs
Integratedbiasreferenceforelectretmicrophones
2-channeldigitalmicrophoneinterface
Powerfuldigitalmixing/DSPfunctions:
- 3D-stereoenhancement
- 5-notchfilters
- 5-bandequalizer(EQ)
- ReTuneparametricfilter
- Dynamicrangecontrolandnoisegate
- Low-pass/High-passfilters
- DirectForm1(DF1)programmabledigitalfilter
Digitalbeepgenerator
4analogaudiooutputs
Stereolineoutput
MonoBTLheadphone/speakeroutputdriver
I2Sdigitalaudiointerface-samplerates8kHzto48kHz
FrequencyLockedLoop(FLL)frequencyconversion/filter
Videobufferfunction
IntegratedLDOlow-noisevoltageregulator
36-ballW-CSPpackage(2.96x3.07x0.7mm,0.5mmpitch)-CSPpackage(4.158x3.876x0.607mm)

WM8946 - 规格表

Part	DACs/ADCs	DAC SNR/THD+N (dB)	ADC SNR/THD+N (dB)	Headphone Driver	Power Supply (V)	Features	Package
WM8946	2/ 2	98/ -80	94/ -83	Yes	VA=2.4to3.6; VD=1.71to3.6	AUX ADC, battery monitor	36 WLCSP

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