3422 View Datasheet(PDF) - Allegro MicroSystems

Part Name

Description

MFG CO.

3422

HALL-EFFECT, DIRECTION-DETECTION SENSORS

Allegro MicroSystems 

1 2 3 4 5 6 7 8 9 10 Next

3421 AND 3422

HALL-EFFECT,

DIRECTION-DETECTION

SENSORS

FUNCTIONAL BLOCK DIAGRAM

1 SUPPLY

UVLO

REG

POWER-ON

LOGIC

2 DIRECTION

3 GROUND

4 E1 OUTPUT

X

E1

E2

X

5 SPEED

+B

0

-B

+B BOP2

0

-B

OUT E1

OUT E2

(INTERNAL)

SPEED

(OUTE1 XOR OUT E2)

DIRECTION

Dwg. WH-012A

TIMING DIAGRAM

BOP1

BRP1

BRP2

Dwg. FH-018

td

115 Northeast Cutoff, Box 15036

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

Copyright © 1999 Allegro MicroSystems, Inc.

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