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PRODUCTS

General Description

AB1522 is an advanced single-chip solution which integrates baseband and radio for intensive audio applications. It is Bluetooth 4.2 dual mode certified and supports wide band speech which is defined at HFP1.6, AAC decoder, and 1-Mic for better noise reduction and echo cancellation performance. AB1522 embeds serial flash which is more flexible for customer SW upgrading and 3rd party SW porting is supported. With optimized MCU structure, interface arrangement and better DSP algorithm, AB1522 provides higher performance and crystal voice and music quality in most of the Bluetooth audio application like Headset and Headphone.
 

Features

  • BT 4.2 dual mode including low energy profiles
  • Support EDR function
  • A2DP profile version 1.3 compliant
  • HFP profile version 1.6 compliant
  • HSP profile version 1.2 compliant
  • AVRCP profile version 1.5 compliant
  • SPP profile version 1.2 compliant
  • Multipoint for HFP and A2DP
  • Embedded 96MIPS dual-MAC DSP coprocessor
  • 1-Mic Noise reduction and Echo cancellation
  • Programmable EQ
  • Support iOS and Android APP
  • Support Packet loss concealment
  • Support Wide band speech, wide band voice prompt and customized voice prompt
  • Support AAC_LC decoder
  • Build in Battery service, proximity profiles
  • Integrated Li-ion battery charger supports 400mA fast charging and over-discharging protection
 
 

Applications

  • Stereo headsets
  • Stereo headphones