Datasheet4U Logo Datasheet4U.com

A1642 - Two-Wire True Zero-Speed Miniature Differential Peak-Detecting Sensor

General Description

The A1642 is an optimized Hall-effect sensing integrated circuit that provides a user-friendly solution for true zero-speed digital ring-magnet sensing in two-wire applications.

This small package can be easily assembled and used in conjunction with a wide variety of target shapes and sizes.

Key Features

  • Running mode calibration for continuous optimization.
  • Single chip IC for high reliability.
  • Internal current regulator for 2-wire operation.
  • Precise duty cycle signal over operating temperature range.
  • Large operating air gaps.
  • Automatic Gain Control (AGC) for air gap independent switch points.
  • Automatic Offset Adjustment (AOA) for signal processing optimization.
  • True zero-speed operation.
  • Undervoltage lockout.
  • Wide operating voltage range.
  • W.

📥 Download Datasheet

Datasheet Details

Part number A1642
Manufacturer Allegro MicroSystems
File Size 846.70 KB
Description Two-Wire True Zero-Speed Miniature Differential Peak-Detecting Sensor
Datasheet download datasheet A1642 Datasheet

Full PDF Text Transcription for A1642 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for A1642. For precise diagrams, and layout, please refer to the original PDF.

A1642 Two-Wire True Zero-Speed Miniature Differential Peak-Detecting Sensor IC with Continuous Calibration FEATURES AND BENEFITS ▪ Running mode calibration for continuous...

View more extracted text
ration FEATURES AND BENEFITS ▪ Running mode calibration for continuous optimization ▪ Single chip IC for high reliability ▪ Internal current regulator for 2-wire operation ▪ Precise duty cycle signal over operating temperature range ▪ Large operating air gaps ▪ Automatic Gain Control (AGC) for air gap independent switch points ▪ Automatic Offset Adjustment (AOA) for signal processing optimization ▪ True zero-speed operation ▪ Undervoltage lockout ▪ Wide operating voltage range ▪ Wide-lead package suitable for welding external components directly to the package leads or for welding the device to a leadframe.