ATS612LSG

DYNAMIC, SELF-CALIBRATING, PEAK-DETECTING,

DIFFERENTIAL HALL-EFFECT GEAR TOOTH SENSOR

Page 4 of 15

115 Northeast Cutoff, Box 15036

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

Copyright © 2001, 2003 Allegro MicroSystems, Inc.

OPERATION over operating voltage and temperature range with reference target

(unless otherwise specified).

Limits

Characteristic

Symbol

Test Condition

Min.

Typ.

Max.

Units

Air Gap Range

AG

Operating within specification,

Target Speed > 20 RPM

0.4

—

2.25

mm

Calibration Cycle

Output edges before which

Calibration is completed*

1

1

1

Edge

Calibration Mode Disable

Output falling edges for startup

calibration to be complete

64

64

64

Edges

Relative Timing Accuracy,

Sequential

Target Speed = 1000 RPM,

0.4 mm ≤ AG ≤ 2 mm

—

±0.3

±0.9

°

Allowable User Induced

Differential Offset

Output switching only; may not

meet data sheet specifications

—

—

±50

G