Overview		Highlights		Block Diagrams

Advanced Features

Product Brochure

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.

These families have an optional embedded flash in applications were flash is required, to replace the external flash

Overview		Highlights		Block Diagrams

Advanced Features

Product Brochure

• 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
• 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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