A3980KLP View Datasheet(PDF) - Allegro MicroSystems

Part Name

Description

MFG CO.

A3980KLP

Automotive DMOS Microstepping Driver with Translator

Allegro MicroSystems 

1 2 3 4 5 6 7 8 9 10 Next

A3980

Automotive DMOS Microstepping Driver

with Translator

Logic Interface Timing Diagram

tSTPH

STEP

MS1, MS2,

or DIR

tSU

tH

tEN

SLEEP

tSTPL

Table 1. Microstep Resolution Truth Table

MS1 MS2

Microstep Resolution

LL

Full Step

HL

Half Step

LH

Eighth Step

HH

Sixteenth Step

Table 2. Fault Report by Fault Flags

FF1 FF2

Fault

L

L

UVLO, OVLO, Overtemperature,

Low Load Current, or Shorted Load

HL

Short to Ground

LH

Short to Supply

HH

None

Allegro MicroSystems, Inc.

6

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

www.allegromicro.com

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