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GSF-72 45S15A

45MHz 2 pole crystal filter with 15.0kHz 3dB bandwidth


The GSF-72 45S15A 2 pole crystal filter from Golledge with centre frequency of 45MHz features a 15kHz 3dB bandwidth and is available in multiple packages, including both UM-1 and UM-5 style leaded packages and UM-1J and UM-5J surface mount packages. This filter also features insertion loss of just 2.0dB dB. Find full specifications here.
  • 45.0MHz
  • Other frequencies up to 70MHz available
  • Custom specifications available
  • Miniature SM package
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GSF-72 45S20A

45MHz 2 pole crystal filter with 20.0kHz 3dB bandwidth


The GSF-72 45S20A 2 pole crystal filter from Golledge with centre frequency of 45MHz features a 20kHz 3dB bandwidth and is available in multiple packages, including both UM-1 and UM-5 style leaded packages and UM-1J and UM-5J surface mount packages. This filter also features insertion loss of just 2.0dB dB. Find full specifications here.
  • 45.0MHz
  • Other frequencies up to 70MHz available
  • Custom specifications available
  • Miniature SM package
VIEW PRODUCT

GSF-72 45S30A

45MHz 2 pole crystal filter with 30.0kHz 3dB bandwidth


The GSF-72 45S30A 2 pole crystal filter from Golledge with centre frequency of 45MHz features a 30kHz 3dB bandwidth and is available in multiple packages, including both UM-1 and UM-5 style leaded packages and UM-1J and UM-5J surface mount packages. This filter also features insertion loss of just 2.0dB dB. Find full specifications here.
  • 45.0MHz
  • Other frequencies up to 70MHz available
  • Custom specifications available
  • Miniature SM package
VIEW PRODUCT

GSF-72 45S7A

45MHz 2 pole crystal filter with 7.5kHz 3dB bandwidth


The GSF-72 45S7A 2 pole crystal filter from Golledge with centre frequency of 45MHz features a 7.5kHz 3dB bandwidth and is available in multiple packages, including both UM-1 and UM-5 style leaded packages and UM-1J and UM-5J surface mount packages. This filter also features insertion loss of just 2.5dB dB. Find full specifications here.
  • 45.0MHz
  • Other frequencies up to 70MHz available
  • Custom specifications available
  • Miniature SM package
VIEW PRODUCT

OM7604C7

Low Power 32.768kHz SM Oscillator


The ultra-miniature 32.768kHz oscillator OM7604C7 features a ceramic package with metal lid and is operable from 1.2-5.5V. This component also features tight calibration tolerance and ultra-low current consumption of 0.3μA typical. This low frequency oscillator is available with optional AEC-Q200 qualification.

  • 32.768kHz
  • Ultra low power consumption
  • Ceramic package with metal lid 
  • Tight frequency tolerance
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OV7605C8

Low Power Fully Ceramic 32.768kHz SM Oscillator


A fully ceramic ultra-miniature 32.768kHz oscillator, the OV7605C8 is operable from 1.6~5.5V, and features tight calibration tolerance and ultra-low current consumption of 0.45μA typical. 

  • 32.768kHz
  • Ultra low power consumption
  • Ultra-miniature fully ceramic package
  • Optional AEC-Q200 qualification
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OM7605C8

Low Power 32.768kHz SM Oscillator


An ultra-miniature 32.768kHz oscillator, the OM7605C8 is operable from 1.6~5.5V and features tight calibration tolerance and ultra-low current consumption of 0.45μA typical. 

  • 32.768kHz
  • Ultra low power consumption
  • Optional AEC-Q200 qualification
  • Tight frequency tolerance
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GTXO-94J

2.5V 32.768kHz CMOS TCXO


The GTXO-94J tight stability TCXO with 32.768kHz output, combines ±5ppm stability with extremely low power consumption of just 1.05µA. This TCXO is ideal for use as an RTC reference within smart metering solutions, data logging applications or for use in any portable devices. Find more information on this 2.5V temperature compensated oscillator here.

  • 32.768kHz
  • Extremely low current consumption of 1.05µA
  • ±5ppm frequency stability
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GTXO-163V

1.8V ~ 3.6V SM VCTCXO


GTXO-163V VCTCXO features an ultra-miniature 1612 package with maximum height of 0.7mm and built-in frequency adjustment. This TCXO also offers a range of tight stability and other specification options including operating temperature range. You can find full specifications, and configurable options here.

  • 16.0 ~ 52.0MHz
  • Ideally suited for wearable applications
  • Supply voltages from 1.8V ~ 3.6V
  • Voltage controlled frequency adjustment
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RV-8263-C7

Low Power I2C bus RTC


Providing a highly cost effective all-in-one real time clock solution, the RV-8263-C7 has low current consumption of just 190nA typical and is operable over wide voltage range of 0.9V to 5.5V.

The RV-8263-C7 also features a miniature surface mount package with tiny 3.2 x 1.5mm package, excellent real time clock functionality including alarm setting, timer, I2C interface, and automatic leap year calculation from 2000 to 2099 in addition to standard clock and calendar functionality. This product was previously named RV8263C7.

  • 1.0Hz ~ 32.768kHz
  • Low Power RTC module
  • Compliant with I2C-Bus interface (400kHz)
  • AEC-Q200 compliant option
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OM0100C7

Low Power 100kHz SM Oscillator


The OM0100C7 miniature 100kHz oscillator is operable from 1.2~5.5V, and features low current consumption of just 0.65μA typical. 

  • 100kHz
  • Low power consumption
  • AEC-Q200 qualification available
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GTXO-251V

1.8V ~ 3.3V Ultra-tight Stability VCTCXO for AIS


The GTXO-251V temperature compensated oscillator provides ideal signalling for AIS and GPS applications, featuring frequency stability as tight as ±0.5ppm, fast start up time of 3ms maximum, wide voltage controlled frequency adjustment of ±15ppm ~ ±25ppm, and a miniature 2.5 x 2.0mm package.

  • 16.0 ~ 52.0MHz
  • Ideally suited for AIS and GPS applications
  • ±0.5ppm frequency stability option
  • Wide voltage controlled frequency adjustment option
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RV-8063-C7

Low Power SPI bus RTC


The RV-8063-C7 has low current consumption of just 190nA typical and is operable over wide voltage range of 0.9V to 5.5V making it a highly cost effective all-in-one real time clock solution,

This RTC module also features a miniature surface mount package of 3.2 x 1.5mm, excellent real time clock functionality including alarm setting, timer, SPI interface, and automatic leap year calculation from 2000 to 2099 in addition to standard clock and calendar functionality including internal power-on reset (POR). 

  • 1.0Hz ~ 32.768kHz
  • Low Power RTC module
  • 3 wire SPI-bus (7 Mbit/s)
  • AEC-Q200 compliant option
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OM7605C9

Low Power Ultra-Miniature 32.768kHz SM Oscillator


An ultra-miniature 1.6 x 1.0mm package 32.768kHz oscillator, the OM7605C9 is operable from 1.6~5.5V and features ultra-low current consumption of 0.45μA typical.

  • 32.768kHz
  • Ultra-miniature 1.6 x 1.0mm package
  • Ultra low power consumption
  • Optional AEC-Q200 qualification
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GTXO-251T

1.8V ~ 3.3V Ultra-tight stability TCXO with EN50155 compliance option


The GTXO-251T temperature compensated oscillator provides ideal signalling for AIS, GPS and other tracking applications, and features frequency stability as tight as ±0.5ppm, fast start up time of 3ms maximum, and a miniature 2.5 x 2.0mm package. EN50155 compliance is optionally available for railway applications.

  • 16.0 ~ 52.0MHz
  • Ideally suited for AIS, GPS and tracking applications
  • ±0.5ppm frequency stability option
  • Optional EN50155 compliance
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GVXO-338L

CMOS 3.3V surface mount VCXO with low current consumption


The GVXO-338L 3.3V voltage controlled oscillator features miniature surface mount package of 3.2 x 2.5mm, wide pullability and is available from 1.250MHz to 125MHz. You can find full product information here.

  • 1.250 ~ 125.0MHz
  • Miniature 3.2 x 2.5mm package
  • 3.3V supply voltage
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GSX-317

Miniature SM 32.768kHz Watch Crystal


The GSX-317 watch crystal from Golledge is an ideal 32.768kHz frequency solution with highly competitive pricing and secure supply. It's package is vacuum sealed for excellent long term stability and features industry standard footprint.

  • 32.768kHz
  • Miniature ceramic package with metal lid
  • Low cost for volume applications
  • Industry standard footprint
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GTXO-C98T

High frequency CMOS TCXO 2.5V or 3.3V


GTXO-C98T features a miniature 3.2x2.5mm package with maximum height of 1.7mm. This TCXO offers frequencies up to 250.0 MHz, tight stability and other specification options including industrial operating temperature range. You can find full specifications, and configurable options, here.

  • 10.0 ~ 250.0MHz
  • Low phase jitter
  • CMOS output
  • Miniature SM package
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RV-8263-C8

Low Power I2C bus RTC


Providing a highly cost effective RTC module with an integrated CMOS circuit and quartz crystal, encapsulated in a 2.0 x 1.2mm hermetically sealed ceramic package with metal lid.

The RV-8263-C8 has low current consumption of just 190nA typical, provides year, month, date, weekday, hours, minutes and seconds and is operable over wide voltage range of 0.9V to 5.5V. 

Automotive AEC-Q200 qualification available  

  • 1.0Hz ~ 32.768kHz
  • Low Power RTC module
  • Compliant with I2C-Bus interface (400kHz)
  • AEC-Q200 compliant option
VIEW PRODUCT

Golledge Home

Golledge Electronics | World-leading Electronic Frequency Component Supplier


Welcome to Golledge, a premier supplier of quartz crystals, oscillators, TCXOs, VCXOs, OCXOs, SAW filters and RTC modules to the global electronics market. Find out more here.

About

Welcome to Golledge Electronics


Our Managing Director, Jon Golledge, welcomes you to our company and explains how you can benefit from our highly-praised service.

Help

Check out our help articles here for help resolving your query


You can find answers here to our frequency asked questions which may help resolve your query. Alternatively please get in touch with our team for help with your specific query.

Quality and Compliance

Our philosophy is based upon quality and consistency of product and service


We strive to achieve the highest level of quality in our components and our service. You can find more information here, including our Quality Policy, ISO9001:2015 certification and RoHS2, REACH, anti-counterfeit, and conflict minerals declarations.

Social Responsibility


Including information on our CSR activities, conflict minerals statement and CMRT data, and our anti-slavery, anti-WMD and anti-bribery policies. Read more here.

Our Service

Discover our difference and how we can help you


At Golledge we pride ourselves on providing the highest level of quality to our customers, both through our products and through our highly-praised service. Find out more about how we can help your latest project by reading details of every aspect of our service, including our highly dedicated team, engineering test facility, and highest quality products.

Our Logistics

Find shipping tariffs and details of our praise-winning logistics here


With in-stock items available for next-day delivery up to 4pm, and a three hour typical dispatch turnaround, it's easy to see why our customers keep on praising our logistics. Find more information here.

How to Buy

Ordering from Golledge is easy


We can accept orders by telephone, e-mail, fax or post. Your order will be acknowledged and fulfilled quickly and accurately. Find out more information on our quotation and ordering process here.

Payment

Access our secure PayPal payment gateway here


Make an invoice payment here, or find more information about our payment process and terms and conditions.

Terms and Conditions

Read our full terms and conditions here


You can find our full terms and conditions here including commercial terms and conditions and our copyright notice. For more information on any of our legal notices please contact our team at sales@golledge.com.

Privacy Policy

Including data privacy and terms of use


You can find our full privacy policy here including information on data privacy and how we use data collected through our website use.

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A summary of browser cookies and how they are used on this website


The Golledge.com domain uses cookies to provide continuity and website improvement. Find out more here.

Golledge Electronics Gains Formal CSR Approval

15/09/2014


We are proud to announce Golledge has formal approval from Cambridge Silicon Radio for the supply of quartz crystals matched with the CSR1010, CSR1011 and CSR1012 µEnergy Bluetooth chips. CSR document CS-317756-AN dated August 2014 details the approval.

GTXO-92 | End of Life Warning

21/02/2014


As part of our continuous improvement process we will be withdrawing the GTXO-92 from production. The GTXO-92 is now no longer recommended for new designs.

GTXO-14, GTXO-C14 and GTXO-S14 - A triple bill of top specification TCXOs

06/06/2016


Excellent frequency stability options, low phase noise and available up to 100MHz, our new TCXOs also offer a range of output signals including clipped sine, CMOS and true sinewave.

SCOCXOH and SCOCXOHS - A Class-leading Combination of Performance, Package and Price

17/07/2015


Introducing the SCOCXOH (CMOS) and the SCOCXOHS (Sinewave) Oven Controlled Oscillators. Available in fundamental mode frequencies up to 120MHz, both of these OCXOs offer a phase noise floor of -160dBc at 10.0MHz and an impressive -155dBC at 100MHz.

Introducing the new SCOCXOL Oven Controlled Oscillator

17/07/2015


Available in 3.3V and 5.0V CMOS outputs, the SCOCXOL has been designed in response to industry demand for an OCXO that not only has low current consumption but also warms up and reaches specification fast.

What to consider when using smaller and smaller quartz crystals

02/10/2015


With the industry drive towards smaller crystals Golledge's Chief Engineer, Chris Watts, takes an in-depth look at the effects of shrinking the crystal, including reduced motional capacitance, reduced trim sensitivity, increased motional resistance and an increase in the minimum usable frequency.

The AEC-Q200 Standard, what does it really mean?

01/11/2023


A look under the hood of AEC-Q200 qualification and 5 tips for specifying automotive qualified RF parts that will save your budget.

Meeting the challenges of wearable PCB design

10/11/2015


The latest technology trend spanning the medical, fitness, and mass-consumer markets - wearable technology looks set to provide innovation in health-monitoring, research and fashion.

Product Change Notice - GTXO-93

29/03/2016


Announcing an IC update. Retaining form, fit, and function compatibility this update prolongs the longevity of this popular product.

CM7V04 - The ideal low-profile crystal for multi-layer board applications

18/04/2016


Introducing Golledge's new, ultra-low-profile miniature watch crystal, the CM7V04. With a reduced the package height of only 0.38mm, the CM7V04 maintains great performance and also allows for multi-layer boards, great for height-sensitive applications.

Golledge Electronics Autumn Events - Electronica, Electronics Design Show and ARMMS RF and Microwave Conference

14/09/2016


Looking for a worthwhile autumn conference? The Golledge team are proud to be exhibiting at Electronica 2016, the Electronics Design Show and ARMMS November 2016. If you're attending we'd love to meet you there.

An update to the Golledge Electronics collection of component libraries for EDA

06/02/2017


Following the success of our AutoDesk (CADSoft) Eagle part library, Golledge are introducing two new part libraries and an update to our original library to help achieve our mission of providing for every detail of a company's frequency product needs, from development to delivery.

Closer to the cutting edge - how frequency components complement forward-thinking design

30/06/2017


Golledge Electronics explain how frequency products can complement forward thinking design within new applications and facilitate development of future technologies.

Golledge will be attending the Electronics Design Show on the 18th and 19th of October - Come and meet us!

05/10/2017


The Golledge team will be attending EDS again this year and if you'd like to meet us there we'd love to hear from you. Read more about the Golledge team who will be attending and contact us to arrange a meeting here.

Introducing - A new look for Golledge Electronics

We've been making a few changes!

28/02/2018


We've got a new look and new, streamlined user-friendly web experience. You can find out all about the changes we've made and the reasons behind them here.

Just Released - Golledge Newsletter- February 2018

26/02/2018


We're proud this February the Golledge team will be heading to Embedded World 2018, we've been awarded a design win with Nordic Semiconductor, and we've updated our SAW filter range yet again. Find all the details in our February newsletter here.

We are proud to announce three Golledge crystals have been approved for use with the new Nordic Semiconductor nRF52840

10/04/2018


MP06003, MP07668, and MP05346 have been awarded a design win by Nordic Semiconductor. Find more information on this announcement here.

Golledge Electronics Autumn Events - Electronica and Electronics Design Show 2018

01/10/2018


Looking to meet the team at an event this Autumn? The Golledge team are proud to be exhibiting at Electronica 2018, and the Electronics Design Show 2018. If you're attending we'd love to meet you there!

Introducing a new 32.768kHz TCXO and an ultra-low power RTC

15/11/2018


We're excited to announce the introduction of an ultra-low power RTC, the RV3028C7 with current consumption of just 40nA, in addition to the launch of the GTXO-94 our brand new temperature compensated oscillator providing excellent stability at 32.768kHz. Find out more information here today.