Microphone coupon board based on the MP45DT02 digital MEMS microphone

The STEVAL-MKI129V1 is a daughterboard designed to be used in conjunction with the STEVAL-MKI126Vx (Smart Voice) kit, containing 4 MP45DT02 digital MEMS microphones.

The coupon concept allows easy performance testing of ST MEMS microphones. When inserted in the Smart Voice board, it is possible to detach the single PCBs hosting each microphone.

Key Features

  • 4 x MP45DT02 top port digital MEMS microphones
  • Daughterboard to be used withSTEVAL-MKI126Vx kit
  • Vsupply from 1.64 V to 3.6 V
  • 120 dBSPL acoustic overload point
  • Omnidirectional sensitivity
  • PDM single-bit output
  • 61 dB of SNR
  • Sensitivity -26 dBFS
  • RoHS compliant

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设计

技术文档

产品规格
Description Version Size
DB1854 DB1854: Microphone coupon board based on the MP45DT02 digital MEMS microphone 1.0 93 KB
应用手册
Description Version Size
AN4211 AN4211: Guidelines for soldering MEMS microphones 4.0 688 KB
AN4184 AN4184: Microphone coupon boards STEVAL-MKI129Vx /MKI155Vx based on digital microphones 2.0 1 MB
AN4146 AN4146: STSmartVoice demonstration board STEVAL-MKI126Vx 2.0 3 MB

硬件资源

Board Manufacturing Specifications
Description Version Size
STEVAL-MKI129V1 gerber files 1.0 479 KB
Bill of Materials
Description Version Size
STEVAL-MKI129V1 BOM 1.0 6 KB
Schematic Packs
Description Version Size
STEVAL-MKI129V1 schematics 1.0 54 KB

法律

许可协议
Description Version Size
Evaluation products license agreement 1.0 125 KB
支持和社区

样片和购买

型号 Marketing Status Unit Price (US$) * Quantity Core Product ECCN (EU) ECCN (US) Country of Origin More info Order from ST Order from Distributors
STEVAL-MKI129V1 Active 40.43 1 MP45DT02 NEC EAR99 ITALY MORE INFO 直接购买 Add to cart DISTRIBUTOR AVAILABILITY
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(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

质量和可靠性

型号 Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
STEVAL-MKI129V1 ActiveCARDIndustrialEcopack2
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(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.

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