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Toshiba announces 64-bit RISC processor with integrated PCI bus

Today Toshiba added to its MIPS TX49 processor family. New TMPR4937XBG-300 chip, based on TX49/H3 core, is made using 0.13-micron process and features 300MHz clock. Itís interesting that it also features a host of integrated controllers, including PCI and Direct Memory Access (DMA).


Other specifications:

  • Instruction cache: 32KB
  • Data cache: 32KB
  • Power: 1.5V (core), 3.3V (peripherals)
  • Maximum operating frequency: 300MHz core, 133MHz bus
  • FPU: single- or double-precision
  • Interfaces: 32-bit 66 MHz PCI; 4-channel DMA, 4-channel UART, 32-bit timer, interrupt controller, memory controller (64-bit SDRAM 133 MHz, SRAM, ROM, flash, SyncFlash), AC97
  • Package: plastic 484-pin BGA, lead-free, 35x35x2.3 mm
  • Pin-compatibility with previous TMPR4927ATB-200

Samples will cost 6000 yens. Volume production will be launched in February 2003. Toshiba intends new chips for digital TVs and network printers.

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