Golledge has the experience you need when designing for IoT; 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. Complete your prototype quickly with the minimum of cost with our free samples for new projects offer by talking to our sales team today.

If you're designing for an IoT application browse our range of products recommended specially for IoT device designers here.

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

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

If you can't find what you're looking for you can always contact our sales team for more information today.

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
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GSX-315

Miniature SM 32.768kHz Watch Crystal


Our most popular 32.768kHz solution, the GSX-315 offers highly competitive pricing and low power consumption (just 0.1uW typical) in a miniature vacuum sealed ceramic package.

  • 32.768kHz
  • Miniature ceramic package with metal lid
  • Vacuum seal for excellent long-term stability
  • Low cost for volume applications
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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
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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
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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
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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 0.75MHz 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
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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
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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
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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
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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
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OV7604C7

Low Power 32.768kHz SM Oscillator


The world's smallest 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. 

  • 32.768kHz
  • Ultra low power consumption
  • World's smallest 32.768kHz oscillator
  • Tight frequency tolerance
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GXO-3301G

1.8V High Stability SM Oscillator


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

  • 625kHz ~ 50.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
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GXO-3301L

2.5V-3.3V High Stability SM Oscillator


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
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
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GXO-3332G

1.8V 6-pad High Stability Oscillator


The high stability GXO-3332G 1.8V oscillator is ideal for WiMax, LAN and wireless applications that require a miniature 6-pad component.

  • 2.5 ~ 60.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
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GXO-3332J

2.5V 6-pad High Stability Oscillator


The high stability GXO-3332J 2.5V oscillator is ideal for WiMax, LAN and wireless applications that require a miniature 6-pad component.

  • 2.5 ~ 60.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
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GXO-3332L

3.3V 6-pad High Stability Oscillator


The high stability GXO-3332L 3.3V oscillator is ideal for WiMax, LAN and wireless applications that require a miniature 6-pad component.

  • 2.5 ~ 60.0MHz
  • High stability for WiMAX, LAN etc
  • Low current consumption
  • Miniature ceramic package with metal lid
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GXO-3332N

3.0V 6-pad High Stability Oscillator


The high stability GXO-3332N 3.0V oscillator is ideal for WiMax, LAN and wireless applications that require a miniature 6-pad component.

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

  • 26.0 ~ 52.0MHz
  • Ideally suited for wearable applications
  • Supply voltages from 1.8V ~ 3.6V
  • Low power consumption
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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.

  • 26.0 ~ 52.0MHz
  • Ideally suited for wearable applications
  • Supply voltages from 1.8V ~ 3.6V
  • Low power consumption
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GTXO-253T

1.8V ~ 3.6V Ultra-tight Stability TCXO for GPS


The GTXO-253T temperature compensated oscillator is entirely suited for GPS applications, 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 suited for GPS applications
  • ±0.5ppm frequency stability option
  • Supply voltage from 1.8V ~ 3.6V
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GTXO-253V

1.8V ~ 3.6V Ultra-tight Stability VCTCXO for GPS


The GTXO-253V temperature compensated oscillator is entirely suited for GPS applications, featuring 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 contolled frequency adjustment
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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

RV4162C7

RTC I2C bus


The RV4162C7 ultra-miniature RTC module is perfect for cost-sensitive high volume applications where you need an all-in-one solution to help with space saving and procurement costs. The tiny 3.5 x 1.5mm footprint enables additional design space and, along with wide operating voltage range and good stability at room temperature, the RV4162C7 also features I2C bus interface, standard clock and calendar functionality, alarm setting and a watchdog function.

  • 1.0Hz ~ 32.768kHz
  • Ultra-miniature ceramic SMD RTC module
  • Compliant with I2C-Bus interface (400kHz)
  • AEC-Q200 compliant option
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RV8803C7

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 RV8803C7 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 in the world with back up power requirement of only 240nA with automotive grade options available.

  • 1.0Hz ~ 32.768kHz
  • Temperature compensated
  • Ultra-low Power
  • I2C-Bus
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RV1805C3

RTC I2C Bus Low Power


With ultra-low current consumption of only 17nA the RV1805C3 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, interupt, power management and trickle charge.

  • 1.0Hz ~ 32.768kHz
  • Extremely low current consumption
  • Miniature package with integrated crystal
  • Trickle charger, power management & switch
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RV3049C3

RTC SPI Bus


The RV3049C3 packs superb timing stability, temperature compensation and SPI bus interface into 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
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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.