ADMCF327 datasheet(1/36 Pages) AD

Numer części	ADMCF327

Szczegółowy opis	28-Lead Flash Memory DSP Switched Reluctance Motor Controller

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a

ADMCF327

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel: 781/329-4700

www.analog.com

Fax: 781/326-8703

28-Lead Flash Memory

DSP Switched Reluctance Motor Controller

FUNCTIONAL BLOCK DIAGRAM

MEMORY BLOCK

PROGRAM

ROM

4K

24

PROGRAM

FLASH

4K

24

PROGRAM

RAM

512

24

DATA

MEMORY

512

16

VREF

6

ANALOG

INPUTS

16-BIT

THREE-

PHASE

PWM

POR

TIMER

SERIAL PORT

SPORT 1

9-BIT

PIO

2

8-BIT

AUX

PWM

WATCH-

DOG

TIMER

ADSP-2100 BASE

ARCHITECTURE

DATA

ADDRESS

GENERATORS

DAG 1 DAG 2

PROGRAM

SEQUENCER

ARITHMETIC UNITS

SHIFTER

MAC

ALU

PROGRAM MEMORY ADDRESS

DATA MEMORY ADDRESS

PROGRAM MEMORY DATA

DATA MEMORY DATA

2.5V

TARGET APPLICATIONS

Washing Machines, Refrigerator Compressors, Fans,

Pumps, Industrial Variable Speed Drives

MOTOR TYPE

Switched Reluctance Motors (SR)

FEATURES

20 MIPS Fixed-Point DSP Core

Single Cycle Instruction Execution (50 ns)

ADSP-21xx Family Code Compatible

Independent Computational Units

ALU

Multiplier/Accumulator

Barrel Shifter

Multifunction Instructions

Single Cycle Context Switch

Powerful Program Sequencer

Zero Overhead Looping

Conditional Instruction Execution

Two Independent Data Address Generators

Memory Conﬁguration

512

24-Bit Program Memory RAM

512

16-Bit Data Memory RAM

4K

24-Bit Program Memory ROM

4K

24-Bit Program Flash Memory

Three Independent Programmable Sectors

Security Lock Bit

10K Erase/Program Cycles

Three-Phase 16-Bit PWM Generator

16-Bit Center-Based PWM Generator

Programmable Dead Time and Narrow Pulse Deletion

Edge Resolution to 50 ns

150 Hz Minimum Switching Frequency

Double/Single Duty Cycle Update Mode Control

Programmable PWM Pulsewidth

Special Crossover Function for Brushless DC Motors

Individual Enable and Disable for Each PWM Output

High Frequency Chopping Mode for Transformer

Coupled Gate Drives

External

PWMTRIP Pin

Integrated ADC Subsystem

Six Analog Inputs

Acquisition Synchronized to PWM Switching Frequency

Internal Voltage Reference

9-Pin Digital I/O Port

Bit Conﬁgurable as Input or Output

Change of State Interrupt Support

Two 8-Bit Auxiliary PWM Timers

Synthesized Analog Output

Programmable Frequency

0% to 100% Duty Cycle

Two Programmable Operational Modes

Independent Mode/Offset Mode

16-Bit Watchdog Timer

Programmable 16-Bit Internal Timer with Prescaler

Double Buffered Synchronous Serial Port

Hardware Support for UART Emulation

Integrated Power-On Reset Function Options

28-Lead SOIC Package

Podobny numer części - ADMCF327

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	ADMCF327	241Kb / 36P	28-Lead Flash Memory DSP Switched Reluctance Motor Controller REV. 0

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Podobny opis - ADMCF327

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	ADMCF327	241Kb / 36P	28-Lead Flash Memory DSP Switched Reluctance Motor Controller REV. 0
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