linear DESIGN FEATURES LTMag-V19N4-02-LTC6655-JimWilliams service manual

The LTC6655 is a low voltage reference with 0.3ppm (775nV) noise that can be used in applications such as scales, inertial navigation systems, infrared thermography, DVMs, and medical imaging apparatus.

Brand: Linear Technology
Document type: Product Leaflet
Language: English
Pages: 4
File format: PDF
File size: 1.6 MB
Published: 05 June, 2012
Updated: 01 October, 2023
Model: LTC6655
MD5 checksum: A37AF2F3DED891DF48CAA710E43A5166
PDF: linear DESIGN FEATURES LTMag-V19N4-02-LTC6655-JimWilliams service manual PDF

About this manual

This document presents a design feature article from Linear Technology Magazine regarding the LTC6655, a low noise voltage reference. The text highlights that the device offers 0.3ppm (775nV) noise at 2.5V output, making it suitable for high-resolution instrumentation systems where reference stability defines measurement limits.

What's inside

Introduction
Noise Measurement
Figure 1 Conceptual Scheme
Table 1 Specifications
Preamplifier Design
Peak-to-Peak Noise Detector

Frequently asked questions

What is the peak-to-peak noise of the LTC6655 at 2.5V output?

The device has only 775 nanovolts of noise at a 2.5 volt output.

What is the frequency range for the stated noise measurement?

The specified noise level applies to frequencies between 0.1Hz and 10Hz.

What output voltages are available for the LTC6655?

The unit provides selectable outputs of 1.25V, 2.048V, 2.5V, 3V, 3.3V, 4.096V, and 5V.

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