RD-UAMP-SENSOR: Sub-µA Current Sensor

Open-source, connected, high precision ultra-low current sensor for integration with NXP evaluation boards.

Overview

RD-UAMP-SENSOR Angle view
RD-UAMP-SENSOR Top view
RD-UAMP-SENSOR Back view

Specifications

Sub-µA Current Sensor Block Diagram

Technical and Functional Specifications

Nonintrusive

  • Plugs in-between any existing 3.3V MCU + shield solution without requiring any firmware changes

Compatible

  • Uses the widely popular Arduino connector layout and pinout

Bidirectional

  • Ability to measure both MCU and shield currents separately

High precision

  • Auto-switching shunt resistor bank for optimal range selection, accurate current-sense amplifier and 16-bit sampling depth

High speed

  • Optimized processing pipeline enables acquisition @ 88 kSa/s

LCD module

  • Embeds capacitive touch buttons and an LCD module to provide quick and easy access to a control menu

I²C sensor emulation

  • Can be accessed through a standard I²C interface and virtual register map

Bluetooth module header

  • Embeds a header for connecting an off-the-shelf UART-to-Bluetooth module

USB connector

  • Enables the creation of highly optimized communication channels using the USB stack, or through a virtual serial port

Buy

  • RD-UAMP-SENSOR   Active

  • Sub-µA Current Sensor
    • RD-UAMP-SENSOR
    • 1 @ US
    • $99.00
    • Use Coupon
    • Distributor

    Don't have an NXP coupon? You can purchase this product from one of our authorized distributors.

1579109330588723448640

Design Resources

The Sub-µA Current Sensor was built using FreeRTOS and is entirely open-source. Access its schematic, layout and source code to personalize your experience.

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