TIDM-WIRELESS-MICROPHONE Reference Design

Texas Instruments

Wireless Microphone Solution

Description

This soultion implements a set of 2.4G wireless dual microphones with USB receiver system.  It could be used in the professional audio amplifier system or the KaraOK sytem: etc. With TI's ultra-lowpower MCU controler controlling the power supply of the microphone: the battery life is longer. The volume can be manually changed with the key and the power and connection status is indicated with color LEDs.

Features
  • High-Performance 2.4 GHz Digital Wireless Stereo Microphones.Automatic or manual pairing betweent the microphone and the dongle.Automatic volume gain control with the ADC chip.The dongle could work as a analog input to the mixer or work as a USB audio input device to the PC.Working range coulde be over 100m.This design is tested and include the configure files for the CC8531 and the MCU source code.
Applications
  • Augmented reality glasses
  • STB & DVR
  • Professional microphones & wireless systems
  • Piano
  • keyboard & synthesizer
Product Categories
  • MSP430 ultra-low-power MCUs

Parts

Part Number Name Companion Part
CC2590 CC2590 Buy Datasheet
CC8531 CC8531 Buy Datasheet
MSP430G2453 MSP430G2453 Buy Datasheet
PCM5102A PCM5102A Buy Datasheet
TLV320ADC3101 TLV320ADC3101 Buy Datasheet

Bill Of Materials

Download the bill of materials for TIDM-WIRELESS-MICROPHONE Download

Schematic

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Download the schematic for TIDM-WIRELESS-MICROPHONE

Design File

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Other Documents

Title Updated Type Size (KB)
Wireless Microphone Solution Bill of Materials (BOM) 14 Nov 2014 PDF 61
Wireless Microphone Solution Schematic 14 Nov 2014 ZIP 321