IQD Frequency Products

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Since 1973 IQD Frequency Products has been a leader in the frequency control market offering one of the most comprehensive frequency product ranges available, from low-cost, commercial grade quartz crystals, oscillators and high-performance oscillators, to parts used in high reliability industrial and automotive applications including: Quartz Crystals, Clock Oscillators, Fast-make Oscillators, VCXOs, TCXOs & VCTCXOs, OCXOs & OCVCSOs, GPS Disciplined OCXOs and Rubidium Oscillators.

Latest News

IQD Present New Video Training on Oscillators

IQD-Frequency

Are you curious about oscillators and how they work? Join Nick Amey MIET, Technical Director at IQD Frequency Products, as he shares this insightful presentation. Learn about the fundamentals of oscillators…
- 12 Feb 2025
IQD's IQXO-54x series - Miniature Oscillator for multiple applications

IQD-Frequency

More and more design-engineers are moving towards smaller packaged frequency products. Housed in a miniature package of 2.0 x 1.6 x 0.7 mm, the IQXO-54x is a standard CMOS oscillator suitable for many…
- 5 Nov 2024
IQD's Extended range of -40 to 125°C crystals - IQXC-42

IQD-Frequency

Extended Temperature Crystal Components capable of withstanding high operating temperatures are increasingly in demand, and it is not just by engineers working on the traditional high temperature or extreme…
- 5 Nov 2024
IQXC-26 Miniature Quartz Crystal from IQD

IQD-Frequency

IQD's ultra miniature crystal, the IQXC-26 is a 4-pad crystal is housed in a 1.6 x 1.2 x 0.4mm ceramic package which has a seamed sealed metal lid. This lid is grounded in order to reduce the effects of…
- 26 Sep 2024
Disciplined oscillator offers extended holdover

IQD-Frequency

The IQCM-200 is a disciplined OCXO, incorporating sync to a 1 PPS (pulse per second) input as well as a 1 PPS output. Its exceptional holdover stability and accuracy makes this particular product a superlative…
- 17 Sep 2024
Load Capacitance - Choosing the right capacitors for effective oscillation circuits

IQD-Frequency

The load capacitance in the oscillation circuit is one of the most important values for guaranteeing the precision of a quartz crystal. Nevertheless, at the same time it is one of the most common causes…
- 17 Sep 2024
Low Voltage Clock Oscillator - IQXO-691

IQD-Frequency

Today, billions of electronic devices are developed to suit consumer needs. As technology evolves, devices need to run at lower and lower voltages and this means that systems may need to have multiple…
- 17 Sep 2024
6 Key Parameters for Quartz Crystal Specification

IQD-Frequency

When it comes to designing and optimizing electronic circuits, specifying the right quartz crystal is a critical step that can significantly impact performance. With a plethora of options available, understanding…
- 22 Jul 2024
CMOS vs HCMOS vs ACMOS – A History Lesson in Oscillators

IQD-Frequency

Unlocking the secrets of crystal oscillator technology, this blog aims to clarify the differences between CMOS, HCMOS, and ACMOS, unraveling the unique characteristics that make each a distinctive player…
- 22 Jul 2024