A1332

3

Allegro MicroSystems, LLC

115 Northeast Cutoff

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

1.508.853.5000; www.allegromicro.com

Absolute Maximum Ratings

Characteristic

Symbol

Notes

Rating

Unit

Forward Supply Voltage

24

V

Reverse Supply Voltage

–18

V

–0.5 to 5.5

V

Operating Ambient Temperature

For A1332ELETR-T, E temperature range

–40 to 85

ºC

For A1332KLETR-T, K temperature range

–40 to 125

ºC

Maximum Junction Temperature

165

ºC

Storage Temperature

–65 to 170

ºC

Characteristic

Symbol

Test Conditions*

Value

Unit

Package Thermal Resistance

On 4-layer PCB based on JEDEC standard

82

ºC/W

*Additional thermal information available on the Allegro website

SPECIFICATIONS

1

2

3

4

5

6

7

14

13

12

11

10

9

8

DGND

BYP

DGND

AGND

VCC

VCC

AGND

DGND

SA0

SA1

SCL

SDA

DGND

TEST

Package LE, 14-Pin

TSSOP Pin-out Diagram

Terminal List Table

Pin-

Name

Pin Num-

ber

Function

AGND

4, 7

Device analog ground terminal

BYP

2

Internal bypass node, connect with bypass capacitor to DGND

DGND

1, 3, 9,

14

Device digital ground terminal

SA0

13

Digital input: Sets slave address bit 0 (LSB)*; tie to BYP for 1, tie to DGND for 0

SA1

12

Digital input: Sets slave address bit 0 (LSB)*; tie to BYP for 1, tie to DGND for 0

SCL

11

Digital input: Serial clock; open drain, pull up externally to 3.3 V

SDA

10

Digital control output: digital output of evaluated target angle, also programming data

input

TEST

8

Test terminal, must be tied to DGND for correct operation

VCC

5, 6

Device power supply; also input for EEPROM writing pulse

*For additional information, refer to the Programming Reference addendum, EEPROM Description

and Programming section, regarding the INTF register, I2CM field.