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SPH0641LU4H-1 Datasheet Digital Zero-Height SiSonic Microphone

Manufacturer: Knowles

Datasheet Details

Part number SPH0641LU4H-1
Manufacturer Knowles
File Size 828.50 KB
Description Digital Zero-Height SiSonic Microphone
Datasheet download datasheet SPH0641LU4H-1 Datasheet

Overview

SPH0641LU4H-1 Digital Zero-Height SiSonicTM Microphone With Multi-Mode And Ultrasonic Support The SPH0641LU4H-1 is a miniature, highperformance, low power, bottom port silicon digital microphone with a single bit PDM output.

Using Knowles’ proven high performance SiSonicTM MEMS technology, the SPH0641LU4H-1 consists of an acoustic sensor, a low noise input buffer, and a sigma-delta modulator.

This microphone is suitable for applications such as cellphones, smart phones, laptop computers, sensors, digital still cameras, portable music recorders, and other portable electronic devices where excellent wideband audio performance and RF immunity are required.

Key Features

  • High SNR of 64dB.
  • Low Current Consumption of 235uA in Low-Power Mode.
  • Multiple performance modes (Sleep, Low-Power, Standard Performance and Ultrasonic Modes).
  • Flat Frequency Response.
  • RF Shielded.
  • Zero-Height MicTM.
  • Supports Dual Multiplexed Channels.
  • Standard SMD Reflow.
  • Omnidirectional.
  • Ultrasonic Support.
  • Sensitivity Matching.
  • Small Size Revision: A Sheet 1 of 15 5/16/2014 ©2014 Knowles Electronics SPH0641LU4H-1 1.