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ST18952 Datasheet

Part Name
Description
MFG CO.
ST18952
ST-Microelectronics
STMicroelectronics ST-Microelectronics
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Introduction
The ST18952 chip includes the SGS-Thomson D950 16-bit fixed point digital signal processor core, 16.5 Kwords of data memory, 32 Kwords of program memory, and the following on-chip peripherals:
   • Interrupt controller (ITC)
   • DMA controller (DMA)
   • Bus switch unit (BSU)
   • Synchronous input/output (SIO)
   • Timer (TIM)
   • Emulation unit (EMU)
   • Tap controller (TAP)
It also includes an oscillator and a PLL for generation of the D950Core clock.

■ Programmable D950 Core
   ■ Data calculation unit
   ■ Address calculation unit
   ■ Program control unit
   ■ Fast and flexible buses
   ■ 66MIPS - 15 ns instruction cycle time
■ 16.5 Kwords data memory (RAM)
■ 32 Kwords program memory (RA42 1714 01)
   ■ Interrupt controller
   ■ DMA controller
   ■ Serial input/output
   ■ Timer
   ■ Bus switch unit
   ■ Emulation unit
   ■ JTAG IEEE 1149.1 test access port

 

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