Overview		Highlights		Block Diagram		Advanced Features

Product Brochure

Reference designs

The D36k and D56k Families provide a total Integrated Digital Telephone on a Chip solution. They include all the necessary functions for feature-rich products, including DSP Group's famous Truespeech® Triple Rate CODER® speech compression, Hands-free True Full Duplex Speakerphone®, Caller ID Type I&II detection, FlexiSpeech^TM variable speed playback, Voice Recognition, Background Noise Reduction and Speech Synthesis.

Overview		Highlights		Block Diagram		Advanced Features

Product Brochure

Reference designs

• Integrated DSP Core with versatile software package
• Internal maskable Host control SW with optional External µC
• Truespeech® Triple Rate CODER® speech compression
  • Low, Medium and High Bit Rate
  • 25/15/11 minutes of recording per 4Mbit storage
• Up to 140 MIPS DSP Core (D56K)
• Integrated Sigma-Delta CODECs and A/D
• Integrated amplifiers with volume control
• Two line support with all circuitry integrated on chip
• LCD controller
• 1.8-3.6V low power operation
• Integrated DC/DC controller
• Hands-free True Full Duplex Speakerphone®
• Caller ID Type I&II
• DTMF, CAS, Tone and FSK Detection and Generation
• Serial Peripheral Interface, TDM/PCM/IOM-2/SPI compatible
• USB 1.1, SIO, JTAG and Parallel and Serial Host µC Interfaces
• Flash Message Storage Memory support
• FlexiSpeech^TM variable speed playback
• 2 cell battery operation with built in DC/DC converter
• Optional Embedded Flash

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