Analog Devices offers precision narrow bandwidth signal chains that focus on optimizing the performance of systems where the signals of interest are in the range of DC to approximately 10 kHz. Precision narrow bandwidth signal chains prioritize low frequency specifications, delivering best-in-class accuracy, stability, and resolution. They enable robust, repeatable, high quality measurement and drive solutions to tackle the most demanding precision challenges.

ADI has combined precision amplifiers, voltage references, analog-to-digital converters (ADCs), digital-to-analog converters (DACs), circuit protection, and isolation products to create precision narrow bandwidth signal chains that empower system designers to build and optimize solutions for their most important parameters. Coupled with our unrivaled portfolio of design support tools, these signal chains provide a simplified design journey, allowing you to get to market faster with a solution that generates superior insights within your end application.

ADI has solutions tailored to your exact specifications, ranging from stability and latency to signal chain density and power consumption. Our precision narrow bandwidth signal chains can be used for applications such as source measurement units (SMU), digital multimeters (DMM), chromatography, weigh scales, seismic survey equipment, battery test and inspection, energy metering, semiconductor manufacturing, and more.


Adaptable Voltage and Current Measurement

Signal chain options providing best-in-class accuracy, stability, and repeatability for measuring DC and low frequency signals.

Adaptable voltage and current measurement circuit, low noise
Adaptable voltage and current measurement circuit, optimum precision

LTspice Signal Chain Simulations


Fully Integrated Voltage and Current Measurement

Compact signal chain options providing excellent performance for measurement of DC and low frequency signals.

Fully integrated voltage and current measurement circuit
Fully integrated voltage and current measurement circuit, sensor ready

Adaptable Voltage Drive

Signal chain options providing a highly accurate, highly stable programmable voltage source.

Adaptable voltage drive circuit
Adaptable voltage drive circuit, cost optimized

LTspice Signal Chain Simulations


Sine Wave Voltage Generation

Signal chains that deliver ultralow distortion, high accuracy, stability, and repeatability with a simplified design.

Sinewave voltage generation circuit
Sinewave voltage generation circuit, density optimized

Application Areas

Engineer controlling industrial robots in a factory

Industrial Automation

Industry 4.0 promises to deliver greater levels of flexibility and productivity to manufacturing and process control. But with it comes formidable challenges. It helps to have a trusted ally who can provide advanced products and technologies, as well as the industrial expertise to turn your designs into system level solutions. Uses include:

  • Field Instruments
  • Programmable Logic Controllers
  • (PLC) and Distributed Control Systems (DCS)
  • Accelerating the Path to Industry 4.0
Person adjusting knobs on electronic test equipment

Electronic Test and Measurement

ADI has solutions and resources for the highest DC precision signal chains for electronic test and measurement, from complete reference designs, application notes, and technical articles to the latest, cutting-edge products. Our devices cover:

  • Data Acquisition Modules
  • Source Measurement Units (SMU)
  • Digital Multimeters (DMM)
Engineer using handheld device to analyze 5G antenna spectrums

Instrumentation and Measurement

ADI partners with customers to instrument the future. Leveraging industry-leading capabilities, we enable technological advances, further scientific discovery, and improve quality of life. ADI delivers complete solutions from antenna-to-bits and measurement-to-information. Find solutions for:

  • Automated Test Equipment
  • Battery Formation and Test
  • Chemical Analysis and Analytical Instruments
  • Weigh Scales

Design Tools

ADI offers a full portfolio of precision design and analysis tools that help you select the right products to help optimize and simulate your designs.
Precision Studio user interface

Precision Studio

This suite of web tools helps you design signal conditioning circuits faster. Included tools: Analog Filter Wizard, Precision ADC Driver Tool, Photodiode Wizard, In-Amp Diamond Plot, Direct Digital Synthesis Simulator, and Virtual Eval ADC simulator.

Power Management Tools

Power Management Tools

Analog Devices offers complete power management tools to make designing power system and circuits easier with good quality. Use the LT power Planner tool for system-level power tree design. Start with the LTpowerCAD® tool to find solutions and optimize supply designs, and use LTspice® for circuit simulations.

LTspice user interface

LTspice

LTspice is a high performance SPICE simulation software, schematic capture, and waveform viewer with enhancements and models for easing the simulation of analog circuits. Included in the download of LTspice are macromodels for a majority of Analog Devices switching regulators and amplifiers, as well as a library of devices for general circuit simulation. Browse our collection of SPICE simulation models here.

Precision Narrow Bandwidth Signal Chain Support

Use ADI’s engineering community forum to find answers to common questions, access blogs, and submit your own unique questions about circuits and products to an ADI engineer. The Precision Narrow Bandwidth forum content is tailored to the unique challenges of designing measurement and drive signal chains that require precision, accuracy, and narrow bandwidth.

Narrow Bandwidth support on EngineerZone®

Engineers testing a circuit board using a microscope and oscilloscope