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Bluetooth Stereo HS IC
 
   

IS1621N is a compact， high integration CMOS single-chip RF + baseband IC for 2.4GHz Bluetooth v2.1+EDR (Enhanced Data Rate) audio applications. It incorporates Bluetooth 1M/2M/3Mbps RF/Modem， Bluetooth controller， single-cycle 8051， memory controller， UART interface， and ISSC Bluetooth software stack to perform the required BT v2.1+EDR functions.

An audio processor and a high performance stereo CODEC are also integrated to provide standard voice and audio applications. Noise reduction， echo cancellation and packet lost concealment can also be achieved with enhanced algorithm.

  • Compliant with Bluetooth Specification v.2.1 + EDR in 2.4 GHz ISM band
  • 16MHz main clock input
  • Build-in internal ROM or 4M flash for program execution
  • Built-in 32 KB RAM for data storage and baseband data transfer buffering
  • Bluetooth 2.1 simple pairing
  • Pico-net and Scatter-net support
  • Support 64 kb/s A-Law or u-Law PCM or CVSD for SCO voice
  • SBC and optional MP3 for A2DP audio
  • +4dBm output power with level control 13 dB from register control
  • 16-bit/32-bit audio processor up to 60MIPS
  • 16 bit high performance stereo codec
  • Built-in Lithium-ion battery charger
  • Integrate 3V and 1.8V LDO and Switching mode regulator
  • Built-in 10-bit Aux-ADC for battery monitor and voltage sense
  • High speed HCI-UART (Universal Asynchronous Receiver Transmitter) interface
  • 68QFN standard package

  • High performance stereo headset， mono headset， wireless speaker， speaker phone and audio dongle.

 

 

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