Golledge’s IoT design experience 

We are proud to offer a comprehensive collection of Frequency Components specifically designed for Internet of Things (IoT) applications and IoT devices.

We have the experience you need when designing IoT devices and components; not only are we flexible when you need it (we meet 99% of rescheduling demands) but our in-house engineering support ensures our industry knowledge is second-to-none. 

In addition, our range of products includes oscillators, quartz crystals, VCXOs, and other frequency control products and components that are essential for ensuring the reliable performance of IoT devices.

Complete your prototype quickly with minimum costs with our free samples for new projects offer. Simply speak to our sales team on +44 1460 256 100 to redeem this offer. 

Crystals for IoT

With high reliability, small footprints and low cost, these all-round robust crystals are perfect for pairing with your chosen communication protocol.

For automotive IoT applications each of these crystals is available with AEC-Q200 qualification on request, or you may prefer to browse our automotive range.

CRYSTALS FOR INTERNET OF THINGS APPLICATIONS

CM8V-T1A

Ultra-Miniature 2012 Package 32.768kHz SM Watch Crystal


The ultra-miniature CM8V-T1A offers a 32.768kHz solution with ultra-low profile package and high shock and vibration resistance. The CM8V-T1A is available in automotive and extended operating temperature ranges, with full AEC-Q200 qualification on request, and features low drive level.

  • 32.768kHz
  • Ultra low profile - 0.6mm
  • High shock & vibration resistance
  • Extended temperature range option
VIEW PRODUCT

GSX-321

Miniature 2.5 x 2.0mm SM Crystal


The ultra-miniature GSX-321 measures just 2.5 x 2.0 x 0.6mm making it ideal for size-sensitive applications. This miniature surface mount crystal also features a choice of operating temperature ranges and temperature stabilities, and is available in a choice of circuit conditions at frequencies 12.0 ~ 66.0MHz.

  • 12.0 ~ 66.0MHz
  • Tight specification / wide temperature option
  • Ultra-miniature for maximum space saving
  • Ideal for Bluetooth / Wireless applications
VIEW PRODUCT

GSX-331

3.2 x 2.5mm High Frequency SM Crystal with Tight Specifications


The GSX-331 miniature surface mount crystal is available over wide available frequency range from 10.0 ~ 125MHz. GSX-331 features a miniature package measuring 3.2 x 2.5 x 0.8mm, and is available in a choice of operating temperature ranges and with a range of temperature stabilities. Find more information and configure your product here.

  • 10.0 ~ 125MHz
  • Metal lid can be grounded to minimise EMI
  • Seam sealed for excellent stability
  • Tight specifications available
VIEW PRODUCT

GSX-533

5.0 x 3.2mm SM Crystal for Bluetooth / Wireless


The GSX-533 is available at high frequencies from 8.0 ~ 160MHz and features a miniature package measuring 5.0 x 3.2 x 0.9mm. Available in a choice of operating temperature ranges and with a range of temperature stabilities and calibration tolerances as tight as ±10ppm, this crystal also features excellent ageing options and low drive level.

  • 8.0 ~ 160MHz
  • Good frequency perturbation
  • Metal lid can be grounded to minimise EMI
  • Seam seal for excellent long-term stability
VIEW PRODUCT

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
VIEW PRODUCT

Oscillators for IoT

The IoT industry demands a wide range of frequencies. With frequencies up to 250MHz available in tiny footprint packages and with competitive pricing the Golledge IoT oscillator range delivers just this.

OSCILLATORS FOR INTERNET OF THINGS PROJECTS

GXO-3201G

1.8V SM Oscillator with Low Current Consumption


The ultra-miniature oscillator GXO-3201G is available from low frequencies of 0.75 MHz with industrial operating temperature range and tight stability options.

  • 750kHz ~ 50.0MHz
  • Low Current Consumption
  • Enable / disable tristate function
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3201L

2.5-3.3V SM Oscillator with Low Current Consumption


The ultra-miniature oscillator GXO-3201L is available from low frequencies of 0.75MHz with industrial operating temperature range and tight stability options.

  • 750kHz ~ 50.0MHz
  • Low current consumption
  • Enable / disable tristate function
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3232J

2.5V Tight Stability Oscillator with 2520 Package


Available at frequencies from 4.0 ~ 54.0MHz, the GXO-3232J 2.5V oscillator features tight frequency stability, with options as good as ±10ppm, inclusive of calibration tolerance, operating temperature range, supply voltage change, load change, re-flow and ageing.

  • 4.0 ~ 54.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3232L

3.3V Tight Stability Oscillator with 2520 Package


Available at frequencies from 4.0 ~ 54.0MHz, the GXO-3232L 3.3V oscillator features tight frequency stability, with options as good as ±10ppm, inclusive of calibration tolerance, operating temperature range, supply voltage change, load change, re-flow and ageing.

  • 4.0 ~ 54.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3232N

3.0V Tight Stability Oscillator with 2520 Package


Available at frequencies from 4.0 ~ 54.0MHz, the GXO-3232N 3.0V oscillator features tight frequency stability, with options as good as ±10ppm, inclusive of calibration tolerance, operating temperature range, supply voltage change, load change, re-flow and ageing.

  • 4.0 ~ 54.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

OV7604C7

Low Power 32.768kHz SM Oscillator


An ultra-miniature 32.768kHz oscillator, the OV7604C7 is operable from 1.2-5.5V, and features tight calibration tolerance and ultra-low current consumption of 0.3μA typical. This low frequency oscillator is also available with optional AEC-Q200 qualification.

  • 32.768kHz
  • Ultra low power consumption
  • Fully ceramic 32.768kHz oscillator
  • Tight frequency tolerance
VIEW PRODUCT

GXO-3301G

1.8V SM Oscillator with Low Current Consumption


The GXO-3301G oscillator is available with 1.8V supply voltage over frequency range 0.625 ~ 50.0MHz. This oscillator features low current consumption as standard.

  • 625kHz ~ 50.0MHz
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3301L

2.5V-3.3V SM Oscillator With Low Current Consumption


The GXO-3301L oscillator is available at frequencies within the 0.625 ~ 50.0MHz range and is operable at any supply voltage from 2.5V-3.3V. This oscillator features tight frequency stability and low current consumption as standard.

  • 625kHz ~ 75.0MHz
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3332G

1.8V 6-pad High Stability Oscillator


The GXO-3332G is now obsolete. For more information on this change please see our Product Change Notice PCN220110 06539 here. For existing designs the GXO-3300 family offer drop-in-replacement parts, and for new designs we recommend considering the GXO-3200 or GXO-3232. Alternatively you can speak to a member of our expert team by calling +44 1460 256 100.

  • 2.5 ~ 60.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3332J

2.5V 6-pad High Stability Oscillator


The GXO-3332J is now obsolete. For more information on this change please see our Product Change Notice PCN220110 06539 here. For existing designs the GXO-3300 family offer drop-in-replacement parts, and for new designs we recommend considering the GXO-3200 or GXO-3232. Alternatively you can speak to a member of our expert team by calling +44 1460 256 100.

  • 2.5 ~ 60.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3332L

3.3V 6-pad High Stability Oscillator


The GXO-3332L is now obsolete. For more information on this change please see our Product Change Notice PCN220110 06539 here. For existing designs the GXO-3300 family offer drop-in-replacement parts, and for new designs we recommend considering the GXO-3200 or GXO-3232. Alternatively you can speak to a member of our expert team by calling +44 1460 256 100.

  • 2.5 ~ 60.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-3332N

3.0V 6-pad High Stability Oscillator


The GXO-3332N is now obsolete. For more information on this change please see our Product Change Notice PCN220110 06539 here. For existing designs the GXO-3300 family offer drop-in-replacement parts, and for new designs we recommend considering the GXO-3200 or GXO-3232. Alternatively you can speak to a member of our expert team by calling +44 1460 256 100.

  • 2.5 ~ 60.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
VIEW PRODUCT

GXO-L31J

2.5V LVDS Oscillator for High Speed Data Transfer


Designed for high speed data transfer, the miniature 2.5V GXO-L31J features a multiplier-free design for excellent phase jitter performance of just 0.3ps typical, and produces LVDS output.

  • 40.0 ~ 250MHz
  • Differential outputs
  • RMS phase jitter 0.3ps
  • Low current consumption (20mA max)
VIEW PRODUCT

GXO-L31L

3.3V LVDS Oscillator for HIgh Speed Data Transfer


Designed for high speed data transfer, the miniature 3.3V GXO-L31L features a multiplier-free design for excellent phase jitter performance of just 0.3ps typical, and produces LVDS output.

  • 40.0 ~ 250MHz
  • Differential outputs
  • RMS phase jitter 0.3ps
  • Low current consumption (20mA max)
VIEW PRODUCT

Temperature Compensated Oscillators (TCXOs) for IoT

Providing incredibly accurate signals over a wide temperature range, both the GTXO-203 and GTXO-253 condense this technology into a tiny footprint to save as much board space as possible.

TCXOS FOR INTERNET OF THINGS APPLICATIONS

GTXO-203T

1.8V ~ 3.6V SM TCXO


GTXO-203T features an ultra-miniature 2016 package with maximum height of 0.8mm. 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.

  • 10.0 ~ 70.0MHz
  • Ideally suited for wearable applications
  • Supply voltages from 1.8V ~ 3.6V
  • Low power consumption
VIEW PRODUCT

GTXO-203V

1.8V ~ 3.6V SM VCTCXO


GTXO-203V features an ultra-miniature 2016 package with maximum height of 0.8mm 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.

  • 10.0 ~ 70.0MHz
  • Ideally suited for wearable applications
  • Supply voltages from 1.8V ~ 3.6V
  • Low power consumption
VIEW PRODUCT

GTXO-253T

1.8V ~ 3.6V Ultra-tight Stability TCXO


The GTXO-253T temperature compensated oscillator is entirely suited for a range of tight stability applications including GPS, featuring frequency stability as tight as ±0.5ppm, fast start up time of 3ms maximum, and a miniature 2.5 x 2.0mm package.

  • 10.0 ~ 52.0MHz
  • Ideally for tight stability applications
  • ±0.5ppm frequency stability option
  • Supply voltage from 1.8V ~ 3.6V
VIEW PRODUCT

GTXO-253V

1.8V ~ 3.6V Ultra-tight Stability VCTCXO


The GTXO-253V temperature compensated oscillator is entirely suited for a raneg of tight stability applications including GPS as it features frequency stability as tight as ±0.5ppm, fast start up time of 3ms maximum, voltage controlled frequency adjustment, and a miniature 2.5 x 2.0mm package.

  • 10.0 ~ 52.0MHz
  • Ideally suited for GPS applications
  • ±0.5ppm frequency stability option
  • Voltage controlled frequency adjustment
VIEW PRODUCT

Real Time Clock Modules for IoT

Each Golledge RTC module provides a range of functionality in addition to exceptionally low-power time keeping, particularly useful for battery-powered devices where non-volatile memory functionality is required.

RTC MODULES FOR INTERNET OF THINGS

RV-4162-C7

RTC I2C bus


The RV-4162-C7 ultra-miniature RTC module is perfect for high volume applications where you need an all-in-one solution to help with space saving and procurement costs. The tiny 3.2 x 1.5mm footprint enables additional design space and, along with wide operating voltage range and good stability at room temperature, the RV-4162-C7 also features I2C bus interface, standard clock and calendar functionality, alarm setting and a watchdog function. This product was previously named RV4162C7.

  • 1.0Hz ~ 32.768kHz
  • Ultra-miniature ceramic SMD RTC module
  • Compliant with I2C-Bus interface (400kHz)
  • AEC-Q200 compliant option
VIEW PRODUCT

RV-8803-C7

RTC I2C bus High Accuracy


A highly accurate RTC module with I2C bus interface providing timing accuracy of ±3ppm (or ±1.81 seconds per day), the RV-8803-C7 is also the world's smallest RTC module, with a package footprint of only 3.5 x 1.5mm. In addition to providing excellent frequency stability this real time clock module is also one of the lowest power temperature compensated RTC modules with back up power requirement of only 240nA with automotive grade options available. This product was previously named RV8803C7.

  • 1.0Hz ~ 32.768kHz
  • Temperature compensated over -40 +105°C
  • Low Power
  • I2C-Bus
VIEW PRODUCT

RV-1805-C3

RTC I2C Bus Low Power


With ultra-low current consumption of only 17nA the RV-1805-C3 boasts the lowest power consumption of our entire range of real time clock modules. This RTC with miniature 3.7 x 2.5mm package and I2C bus interface offers excellent stability for an uncompensated part and incorporates many additional functions including alarm, timer, user RAM and trickle charge.  This product was previously named RV1805C3. The RV-1805-C3 is no longer recommended for new designs, please consider the RV-3028-C7 as a low power solution for new projects.

  • 1.0Hz ~ 32.768kHz
  • Extremely low current consumption
  • Miniature package with integrated crystal
  • Trickle charger, power management & switch
VIEW PRODUCT

RV-3049-C3

RTC SPI Bus


The RV-3049-C3 is no longer recommended for new designs but is suitable as a drop in replacement and features superb timing stability, temperature compensation and SPI bus interface in a miniature 3.7 x 2.5mm surface mount package. Wide operating temperature ranges of -40 to +125ºC are available as is AEC-Q200 qualification and full PPAP documentation on request.

  • 1.0Hz ~ 32.768kHz
  • Temperature compensated accuracy
  • Sub miniature size
  • AEC-Q200 compliant option
VIEW PRODUCT

Filters for IoT

With many distinct communication frequencies inherent to the IoT industry, accurate and reliable filters are paramount. Both our SAW and crystal filters are combined in small packages to ensure the maximum utility per unit of board space.

SAW Filters for Internet of Things Projects

Our wide range of over 260 developed SAW filter specifications covers every aspect of the IoT market: Golledge SAW filters combine tiny packages, superb performance features and highly competitive pricing. Use our product search to find your ideal SAW filter here.

Crystal Filter for Internet of Things Applications

Ideal for use in the IoT and telecommunications markets, the GSF-75 provides 4-pole filter technology condensed into one small surface mount package. Find our full range of crystal filter models here.

Iot devices and components

If you're designing for an IoT application, please browse our range of products recommended specially for IoT device designers listed below. 

These recommendations are based on the best combination of size and price to ensure your IoT product or device is not only tiny in form but is also easily scalable and highly functional. 

For our smallest form-factor products you can try our wearables collection.

You also use the quick links to the left of this page to find the category of frequency component you’re searching for, be it crystals for IOT, oscillators or filters. 

If you are unable to find the exact product that you are looking for. please contact our team and we will do our best to source the exact component that you require.

Reliable frequency control products from Golledge 

At Golledge, we understand the importance of precision and reliability in Frequency Control Products, and we strive to deliver high-quality components that meet the exacting requirements of our customers. 

With decades of experience and a commitment to excellence, we are confident that we can provide you with the right frequency components for your IoT applications.

Get in touch today to enquire further about our selection of frequency components for IoT components and IoT Devices and we will do our best to meet your needs.