US2881/2882

CMOS High Sensitivity Latch

US2881 CMOS High Sensitivity Latch

3901002881 Rev 5.6

23/July/00

Page 1

Description

The design specifications and performance of the

Melexis US2881 have been optimized for commu-

tation applications in brushless DC motors and

automotive speed sensing.

presence of a sufficiently strong South pole mag-

netic field facing the marked side of the package.

presence of a North field. The SOT-23 device is

reversed from the UA package. The SOT-23 output

of a sufficiently strong North pole magnetic field

subjected to the marked face.

Functional Diagram

Note: Static sensitive device; please observe ESD precautions. Re-

a 100

Ω resistor in series with V

Output

GND

V

DD

Voltage

Regulator

Chopper

SO Package

Pin 2 - Output

Pin 3 - GND

UA Package

Pin 2 - GND

Pin 3 - Output

Features and Benefits

Applications

Ordering Information

Part No.

Temperature Suffix

Package

Temperature Range

US2881 / US2882

E

SO or UA

-40

US2881 / US2882

L

SO or UA

-40

*Contact Factory or Sales Representative for Legacy Temperature Versions