D950-CORE datasheet(1/89 Pages) STMICROELECTRONICS

部件名	D950-CORE

功能描述	16-Bit Fixed Point Digital Signal Processor DSP Core

PDF	89 Pages

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制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

1 / 89 page

4 September 1997

1/89

This is preliminary information on a new product in development or undergoing evaluation. Details are subject to change without notice

D950-CORE

16-Bit Fixed Point Digital Signal Processor (DSP) Core

PRELIMINARY DATA

s

Performance

s

66 Mips - 15ns instruction cycle time

s

Memory Organization

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HARVARD architecture

s

Two 64k x 16-bit data memory spaces

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One 64k x 16-bit program memory space

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2 stacks in data memory spaces

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Fast and Flexible Buses

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Two

16-bit

address

16-bit

data

non-

multiplexed data buses

s

One

16-bit

address

16-bit

data

non-

multiplexed instruction bus

s

Data Calculation Unit

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16 x 16-bit parallel multiplier

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40-bit barrel shifter unit

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40-bit ALU

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Two 40-bit extended precision accumulators

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Fractional and integer arithmetic with support

for floating point and multi-precision

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16-bit bit manipulation unit (BMU)

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Address Calculation Unit

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Two address calculation units with modulo

and bit-reverse capability

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2 x 16-bit address registers

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4 x 16-bit index registers

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2 x 16-bit base and maximum address

registers for modulo addressing

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Program Control Unit

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16-bit program counter

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3 Hardware Loop Capabilities

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Power Consumption

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Single 3.3V power supply

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Low-power standby mode

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Electrical Characteristics

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Operating frequency down to DC

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Channels

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General purpose 8-bit I/O port

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Dedicated hardware for Emulation and Test,

IEEE 1149.1 (JTAG) interface compatible

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Peripherals and Memory

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Macrocells for peripherals such as the bus

switch unit, interrupt controller and DMA

controller

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Standard cells library, I/O library

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Memory generators for RAM and ROM

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Development Tools

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JTAG PC board with graphic windowed high

level source debugger for AS-DSP emulation

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Complete crash-barrier chain (assembler /

simulator / linker) running on PC and SUN,

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Complete GNU chain (assembler / simulator /

linker / C compiler / C debugger) for SUN

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VHDL model (SYNOPSYS & MENTOR)

DATA

CALCULATION

UNIT

ADDRESS

CALCULATION

UNIT

PROGRAM

CONTROL

UNIT

TEST & EMULATION

PO/P7

CONTROL

11

8

14

6

16

3

16

XA-bus

YA-bus

ID-bus

IA-bus

类似零件编号 - D950-CORE

制造商	部件名	数据表	功能描述
Nell Semiconductor Co.,...	D950A	333Kb / 5P	Standard Recovery Diodes
Infineon Technologies A...	D950N	217Kb / 8P	Netz-Gleichrichterdiode Rectifier Diode 2010-01-20 revision:3.1
Hitec RCD USA	D950TW	308Kb / 1P	Contact Analog Potentiometer Ver2.1

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类似说明 - D950-CORE

制造商	部件名	数据表	功能描述
NEC	UPD77015	424Kb / 60P	16 bits, Fixed-point Digital Signal Processor
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Zilog, Inc.	Z89320	77Kb / 7P	16-BIT DSP DIGITAL SIGNAL PROCESSOR
Zilog, Inc.	Z89462	104Kb / 8P	16-BIT, FIXED-POINT DIGITAL SIGNAL PROCESSOR
NEC	UPD77115	475Kb / 56P	16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSOR
NEC	UPD77210	467Kb / 74P	16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSOR
Samsung semiconductor	SSP1601	276Kb / 5P	16-bit Fixed Point DSP Core
Renesas Technology Corp	PD77210	575Kb / 76P	16-BIT FIXED-POINT DIGITAL SIGNAL PROCESSOR