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AMR1321S - Omnipolar Switch Sensor

Download the AMR1321S datasheet PDF. This datasheet also covers the AMR1320S variant, as both devices belong to the same omnipolar switch sensor family and are provided as variant models within a single manufacturer datasheet.

General Description

The AMR132x is an omnipolar magnetic switch integrated with anisotropic magnetoresistance (AMR) magnetic sensor and CMOS circuitry, which is able to detect the change of magnetic field and output high and low voltage signals for high accuracy position detection.

Key Features

  • Anisotropic magnetoresistance (AMR) technology.
  • Low power consumption at 1 μA.
  • Fast internal switching frequency at 100 Hz.
  • Omnipolar operation.
  • High sensitivity.
  • Wide range supply voltages: 1.8 V to 5.5V.
  • CMOS output.
  • Excellent temperature stability.
  • High tolerance to external magnetic field interference.
  • RoHS & REACH compliant.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AMR1320S-MultiDimension.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number AMR1321S
Manufacturer MultiDimension
File Size 1.18 MB
Description Omnipolar Switch Sensor
Datasheet download datasheet AMR1321S Datasheet

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Other Datasheets by MultiDimension

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AMR1320S Omnipolar Switch Sensor
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Datasheet Version 2.0 AMR132x 360°, Ultra-Low Power, Omnipolar Switch Sensor Description The AMR132x is an omnipolar magnetic switch integrated with anisotropic magnetoresistance (AMR) magnetic sensor and CMOS circuitry, which is able to detect the change of magnetic field and output high and low voltage signals for high accuracy position detection. The AMR132x series switch can detect magnetic fields from all directions in the plane, enabling 360° sensing. It provides 100 Hz sampling frequency, 1 μA power consumption, and a wide range of operating voltages from 1.8 V to 5.5 V. It has excellent thermal stability and immunity to stray field interference. The AMR132x available in the compact SOT23-3 package.