AMIS-30621 datasheet(2/43 Pages) AMI

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AMIS-30621 LIN Microstepping Motordriver

Data Sheet

AMI Semiconductor - Rev. 1.4

www.amis.com

Table of Contents

Document History

Version

Date of Version

1.0

July 16th, 2002

1.1

October 18th, 2002

1.2

January 27th, 2003

1.3

February 19th, 2003

1.4

March 3rd, 2003

1. Quick Reference Data

1.1

Absolute Maximum Ratings

1.2

Operating Ranges

2. Block Diagram

3. Pin-out

4. Package Thermal Resistance

4.1

SO20

5. DC Parameters

6. AC Parameters

7. Typical Application

8. Positioning Data

8.1

Stepping Modes

8.2

Maximum Velocity

8.3

Minimum Velocity

8.4

Acceleration and Deceleration

8.5

Positioning

8.5.1

Position Ranges

8.5.2

Secure Position

8.5.3

Shaft

9. Functional Description

9.1

Structure Description

9.1.1

Stepper Motordriver

9.1.2

Control Logic (Position Controller

and Main Control)

9.1.3

LIN Interface

9.1.4

Miscellaneous

9.2

Functions Description

9.2.1

Position Controller

9.2.1.1

Positioning and Motion Control

9.2.1.2

Position Initialization

9.2.1.3

External Switch and HW Pin

9.2.2

Main Control and Register, OTP

Memory + RAM

9.2.2.1

Power-up Phase

9.2.2.2

Reset State

9.2.2.3

Soft Stop

9.2.2.4

Thermal Shutdown Mode

9.2.2.5

Temperature Management

9.2.2.6

Battery voltage Management

9.2.2.7

Sleep Mode

9.2.2.8

Motor Shutdown Mode

9.2.2.9

RAM Registers

9.2.2.10 Flags Table

9.2.2.11 Application Commands

9.2.2.12 Priority Encoder

9.2.2.14 Application Parameters Stored in

OTP Memory

9.2.2.15 OTP Memory Structure

9.2.3

Motordriver

9.2.3.1

Current Waveforms in the Coils

9.2.3.2

PWM Regulation

9.2.3.3

Motor Starting Phase

9.2.3.4

Motor Stopping Phase

9.2.3.5

Charge Pump Monitoring

9.2.3.6

Electrical Defect on Coils, Detection

and Confirmation

9.2.4

LIN Controller

9.2.4.1

General Description

9.2.4.2

Slave Operational Range for Proper

Self Synchronization

9.2.4.3

Functional Description

9.2.4.4

Error Status Register

9.2.4.5

Physical Address of the Curcuit

9.2.4.6

LIN Frames

9.2.4.7

Commands Table

10. Features

10.1

Position Periodicity

11. Resistance to Electrical and Electromagnetic

Disturbances

11.1

Electrostatic Discharges

11.2

Schäffner Pulses

11.3

EMC

11.4

EMI

11.5

Power Supply Micro-Interruptions

12. Packages Outline

13. Conditioning

AMIS-30621 Datasheet(PDF) 2 Page - AMI SEMICONDUCTOR

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