ADMC326TR AD [Analog Devices], ADMC326TR Datasheet

ADMC326TR

Manufacturer Part Number

ADMC326TR

Description

28-Lead ROM-Based DSP Motor Controller

Manufacturer

AD [Analog Devices]

Datasheet

1.ADMC326TR.pdf (31 pages)

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REV. A

Information furnished by Analog Devices is believed to be accurate and

reliable. However, no responsibility is assumed by Analog Devices for its

use, nor for any infringements of patents or other rights of third parties

which may result from its use. No license is granted by implication or

otherwise under any patent or patent rights of Analog Devices.

TARGET APPLICATIONS

Washing Machines, Refrigerator Compressors, Fans,

MOTOR TYPES

AC Induction Motors

Permanent Magnet Synchronous Motors (PMSM)

Brushless DC Motors (BDCM)

FEATURES

20 MIPS Fixed-Point DSP Core

Memory Configuration

Three-Phase 16-Bit PWM Generator

Pumps, Industrial Variable Speed Drives, Automotive

Single Cycle Instruction Execution (50 ns)

ADSP-21xx Family Code Compatible

Independent Computational Units

Multifunction Instructions

Single Cycle Context Switch

Powerful Program Sequencer

Two Independent Data Address Generators

512

16-Bit Center-Based PWM Generator

Programmable Dead Time and Narrow Pulse Deletion

ALU

Multiplier/Accumulator

Barrel Shifter

Zero Overhead Looping

Conditional Instruction Execution

24-Bit Program Memory ROM

24-Bit Program Memory RAM

16-Bit Data Memory RAM

DAG 1 DAG 2

GENERATORS

ADDRESS

ALU

DATA

ARITHMETIC UNITS

ADSP-2100 BASE

ARCHITECTURE

MAC

SEQUENCER

SHIFTER

PROGRAM

PROGRAM MEMORY ADDRESS

DATA MEMORY ADDRESS

PROGRAM MEMORY DATA

DATA MEMORY DATA

POR

FUNCTIONAL BLOCK DIAGRAM

PROGRAM

512

ROM

RAM

TIMER

MEMORY

512

BLOCK

DATA

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

Tel: 781/329-4700

Fax: 781/326-8703

Integrated ADC Subsystem

9-Pin Digital I/O Port

Two 8-Bit Auxiliary PWM Timers

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

28-Lead SOIC or PDIP Package Options

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

External PWMTRIP Pin

Six Analog Inputs

Acquisition Synchronized to PWM Switching Frequency

Internal Voltage Reference

Bit Configurable as Input or Output

Change of State Interrupt Support

Synthesized Analog Output

Programmable Frequency

0% to 100% Duty Cycle

Two Programmable Operational Modes

Coupled Gate Drives

Independent Mode/Offset Mode

SERIAL PORT

SPORT1

VREF

World Wide Web Site: http://www.analog.com

DSP Motor Controller

28-Lead ROM-Based

ANALOG

INPUTS

9-BIT

PIO

PWM

AUX

8-BIT

ADMC326

WATCH-

TIMER

3-PHASE

DOG

16-BIT

PWM

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