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SPH0645LM4H-B

I2S Output Digital Microphone

SPH0645LM4H-B Features

* High SNR of 65dB(A)

* Low Current of typ. 600µA

* I2S Output: Direct attach to µP

* Multi modes: standard >1MHz,

* 600uA / sleep

SPH0645LM4H-B General Description

A block diagram of the I2S microphone is shown in Figure 7. The microphone consists of the following blocks, the MEMS transducer, the Charge Pump(red), the Amplifier(yellow), the Sigma Delta Convertor(green), the Decimator(orange), the Low Pass Filter(turquoise),and the Tri-state Control (gray). Op.

SPH0645LM4H-B Datasheet (1.07 MB)

Preview of SPH0645LM4H-B PDF

Datasheet Details

Part number:

SPH0645LM4H-B

Manufacturer:

Knowles

File Size:

1.07 MB

Description:

I2s output digital microphone.
SPH0645LM4H-B SPH0645LM4H-B Rev B Datasheet I2S  Output Digital Microphone The SPH0645LM4H-B is a miniature, low power, bottom port microphone with.

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SPH0645LM4H-B I2S Output Digital Microphone Knowles

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