LM628 - Precision Motion Controller

Product Overview

National Semiconductor

Datasheet Details

Part number	LM628
Manufacturer	National Semiconductor
File Size	630.44 KB
Description	Precision Motion Controller
Datasheet	LM628 Datasheet
Additional preview pages of the LM628 datasheet.

Product details

Description

The LM628/LM629 are dedicated motion-control processors designed for use with a variety of DC and brushless DC servo motors, and other servomechanisms which provide a quadrature incremental position feedback signal.

Features

n n n n n n n n n n n n 32-bit position, velocity, and acceleration registers Programmable digital PID filter with 16-bit coefficients Programmable derivative sampling interval 8- or 12-bit DAC output data (LM628) 8-bit sign-magnitude PWM output data (LM629) Internal trapezoidal velocity profile generator Velocity, target position, and filter parameters may be changed during motion Position and velocity modes of operation Real-time programmable host interrupts 8-bit parallel asynchronous host in.

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Published: Mar 22, 2005 |