Ratiometric Linear Hall Effect Sensor ICs

for High-Temperature Operation

A1321, A1322,

and

A1323

4

Allegro MicroSystems, Inc.

115 Northeast Cutoff

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

1.508.853.5000; www.allegromicro.com

Characteristic

Symbol

Test Conditions

Min.

Max.

Units

Electrical Characteristics;

Supply Voltage

Operating; Tj < 165°C

4.5

5.0

5.5

V

Supply Current

–

5.6

8

mA

Quiescent Voltage

2.425

2.5

2.575

V

–

4.7

–

V

–

0.2

–

V

–1.0

–1.5

–

mA

Supply Zener Clamp Voltage

6

8.3

–

V

Output Bandwidth

BW

–

30

–

kHz

Clock Frequency

–

150

–

kHz

Output Characteristics;

–

–

40

mV

–

–

25

mV

–

–

20

mV

Output Resistance

–

1.5

3

Ω

Output Load Resistance

4.7

–

–

kΩ

Output Load Capacitance

VOUT to GND

–

–

10

nF

conditions. Performance may vary for individual units, within the specified maximum and minimum limits.

and saturated (ON), respectively. It is NOT intended to indicate a range of linear operation.