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Bluetooth 4.1 Mono Headset Solution
For DSP Intensive Audio Applications

Product Overview

AB1511 is an optimized single-chip solution which integrates baseband and radio for mono headset and speaker applications. It complies with Bluetooth system version 4.1 with EDR function. It contains a powerful 48MIPS dual-MAC DSP coprocessor for enhanced audio and DSP applications. The built-in noise reduction and echo cancellation functions enhance the voice quality. The line input support is used for either wired headset or speaker applications. Advanced multipoint supports HFP connection to two handsets for voice, or two A2DP sources for music play back. AB1511’s advanced voice prompt function can be customized by customers for different voice commands

Key Features

 Embedded 48MIPS dual-MAC DSP coprocessor
• Support for mono codec

• Support HFP, HSP, A2DP, AVRCP, and SPP profile
• Noise reduction and echo cancellation
• Multi-band configurable EQ
• Support for packet loss concealment
 Multipoint for HFP and A2DP
 Support for voice prompt
 Integrated Li-mode battery charger supports 400mA fast charging and over-discharging   protection
 Integrated switching regulator and LDO
 Internal ROM, serial flash memory and EEPROM interfaces
 Support for battery status shown at iPhone
 RoHS Compliant
 QFN 6x6 48 Package

Typical Headset Application