Two-Wire True Zero Speed Miniature Differential

Peak-Detecting Gear Tooth Sensor with Continuous Calibration

ATS642LSH

2

Allegro MicroSystems, LLC

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com

Absolute Maximum Ratings

t

i

n

U

g

n

i

t

a

R

s

e

t

o

N

l

o

b

m

y

S

c

i

t

s

i

r

e

t

c

a

r

a

h

C

V

e

g

a

tl

o

V

y

l

p

p

u

S

CC

28

V

Reverse_Supply Voltage

–18

V

Operating Ambient Temperature

C

º

0

5

1

o

t

0

4

–

L

e

g

n

a

R

Maximum Junction Temperature

C

º

5

6

1

)

x

a

m

(

T

e

r

u

t

a

r

e

p

m

e

T

e

g

a

r

o

t

S

stg

–65 to 170

ºC

Selection Guide

Part Number

*

g

n

i

k

c

a

P

l

a

c

i

p

y

T

ATS642LSHTN-I1-T

6.0 Low to 14.0 High mA

Tape and reel, 13-inch reel 800 pieces/reel

ATS642LSHTN-I2-T

7.0 Low to 14.0 High mA

ing speed and duty cycle information in ABS (antilock braking

systems). The 1.5 mm Hall element spacing is optimized for fine

pitch gear-tooth-based configurations. The package is lead (Pb)

free, with 100% matte tin leadframe plating.

Description (continued)

Pin-out Diagram

Terminal List

n

o

i

t

c

n

u

F

e

m

a

N

r

e

b

m

u

N

1

VCC

Connects power supply to chip

2

NC

No connection

3

Test pin

Float or tie to GND

4

GND

Ground terminal

24

3

1