High-Precision Programmable Linear Hall-Effect Sensor IC with Advanced Linearization

A1343

Markets Served

The A1343 provides highly accurate and linear output in the presence of nonlinear magnetic fields, using advanced 32-segment linearization. Its programmable features and EEPROM memory enable optimized performance and simplified calibration.

View Datasheet

Product Details

Top Features

Advanced 32-segment output linearization functionality enables high output accuracy and linearity in the presence of non-linear input magnetic fields
Selectable digital SENT (Single Edge Nibble Transmission) and PWM (Pulse Width Modulation) output
SENT output supports two modes: SAEJ2716 JAN2010 and Allegro Proprietary with Enhanced Programmable Features
Customer programmable magnetic range selection and offset, sensitivity, bandwidth, output clamps, 1st and 2nd order temperature compensation
Simultaneous programming of all parameters for accurate and efficient system optimization
Initial sensitivity temperature coefficient and magnetic offset drift preset at Allegro, for maximum device accuracy without requiring customer temperature testing
Temperature-stable, mechanical stress immune, and extremely low noise device output via proprietary four-phase chopper stabilization and differential circuit design techniques
Wide ambient temperature range: –40°C to 150°C
Operates with 4.5 to 5.5 V supply voltage
Allegro Sensor Bias LDO