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A3980KLP Datasheet(PDF) 7 Page - Allegro MicroSystems

Part # A3980KLP
Description  Automotive DMOS Microstepping Driver with Translator
PDF  18 Pages
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Manufacturer  ALLEGRO [Allegro MicroSystems]
Direct Link  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

A3980KLP Datasheet(HTML) 7 Page - Allegro MicroSystems

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Automotive DMOS Microstepping Driver
with Translator
A3980
6
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Logic Interface Timing Diagram
STEP
tSTPL
tSTPH
tH
tSU
SLEEP
tEN
MS1, MS2,
or DIR
MS1 MS2
Microstep Resolution
L
L
Full Step
H
L
Half Step
L
H
Eighth Step
H
H
Sixteenth Step
Table 1. Microstep Resolution Truth Table
FF1
FF2
Fault
LL
UVLO, OVLO, Overtemperature,
Low Load Current, or Shorted Load
H
L
Short to Ground
L
H
Short to Supply
H
H
None
Table 2. Fault Report by Fault Flags



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