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Demonstration board for low noise microphone preamplifier with 2 V bias based on the TS472
  • active 活性

The STEVAL-CCA023V1 demonstration board is designed as an evaluation platform for the TS472 low noise microphone preamplifier with 2.0 V bias and active low standby mode.

The board supports customization of the testing conditions, allowing the gain of the TS472 device to be adjusted, or an electret microphone to be biased either externally or using the TS472 builtin 2.0 V bias voltage.

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Data Brief

Key Features

  • Low noise: 10 nV / √ Hz typ. equivalent input noise @ F=1 kHz
  • Fully differential input/output
  • 2.2 V to 5.5 V single supply operation
  • Low power consumption @20 dB: 1.8 mA
  • Fast start up time @ 0dB: 5 ms typ.
  • Low distortion: 0.1% typ.
  • 40 kHz bandwidth @ -3 dB and adjustable gain
  • Active low standby mode function (1μA max)
  • Low noise 2.0 V microphone bias output
  • Available in flip-chip ECOPACK® package and QFN24 4x4 mm
  • ESD protection (2 kV)
  • RoHS compliant


图案 资源


Technical Documentation

Product Specifications

描述 版本 大小
DB0878: Demonstration board for low noise microphone preamplifier with 2 V bias based on the TS472
1.1 73 KB

Hardware Resources

Board Manufacturing Specification

描述 版本 大小
Gerber files for STEVAL-CCA023V1 board
1.0 112 KB

Bill of Materials

描述 版本 大小
BOM for STEVAL-CCA023V1 board
1.0 3 KB

Schematic Pack

描述 版本 大小
Board schematics for STEVAL-CCA023V1 board
1.0 45 KB

样品 & 购买

产品型号 Marketing StatusCore ProductOrder From STUnit Price (US$)*
@ 1
Distributor AvailabilityRoHS Compliance GradeDownload
Material Declaration**
STEVAL-CCA023V1ActiveTS472IQT-33Distributor reported inventory date: 2016-02-12
Distributor NameRegionStockMin. order

(*) 建议零售价格仅用于预算,以美元为单位,每。的报价,以当地货币计算的价格,请联系您当地的 ST 销售办事处 或我们的 分销商
(**) 材料声明表格上提供st.com可以是一般的文件,根据最常用的包,包内的家庭。出于这个原因,他们可能不是100%准确,对于一个特定的设备。请联系我们 销售支持 在特定设备上的信息。
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