ST18952 datasheet(1/67 Pages) STMICROELECTRONICS

部件名	ST18952

功能描述	DIGITAL SIGNAL PROCESSOR DSP CHIP

PDF	67 Pages

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制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

1 / 67 page

12 January 98

42 1714 01

The information in this datasheet is subject to change

1/66

ST18952

DIGITAL SIGNAL PROCESSOR (DSP) CHIP

PRELIMINARY DATA

s

Programmable D950 Core

s

Data calculation unit

s

Address calculation unit

s

Program control unit

s

Fast and flexible buses

s

66MIPS - 15 ns instruction cycle time

s

16.5 Kwords data memory (RAM)

s

32 Kwords program memory (RA42 1714 01)

s

Interrupt controller

s

DMA controller

s

Serial input/output

s

Timer

s

Bus switch unit

s

Emulation unit

s

JTAG IEEE 1149.1 test access port

TAP

Emulation

unit

2

Timers

2

Serial I/O

Interrupt

controller

16.5 Kwords

data memory

Bus switch

unit

DMA

controller

D950

core

32 Kwords

program

memory

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