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PR31700 - 32-bit RISC microprocessor

General Description

The PR31700 is a single-chip digital ASSP (Application Specific Stand Product) used in HPCs (Handheld Personal Computers), Palm-size PCs, Screenphones, Smartphones, and other vertical market applications in the mobile computing and communication markets.

Key Features

  • R3000A-based PR3901 Processor Core.
  • RISC architecture developed by MIPS Technologies, Inc.
  • Philips has added its own multiply-add and branch-likely instructions.
  • A single-cycle multiply/accumulate module to allow integrated DSP functions, such as a software modem for high-performance standard data and fax protocols.
  • Instruction cache: 4K bytes; data cache: 1K bytes.
  • On-chip Translation Lookaside Buffer (TLB) with 3264-bit wide entries, ea.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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INTEGRATED CIRCUITS PR31700 32-bit RISC microprocessor Preliminary specification Supersedes data of 1997 Dec 15 1998 May 13 Philips Semiconductors Philips Semiconductors Preliminary specification 32-bit RISC microprocessor PR31700 GENERAL DESCRIPTION The PR31700 is a single-chip digital ASSP (Application Specific Stand Product) used in HPCs (Handheld Personal Computers), Palm-size PCs, Screenphones, Smartphones, and other vertical market applications in the mobile computing and communication markets. The PR31700 consists of system support logic, integrated with the PR3901 Processor Core designed by Philips Semiconductors.