ThermSym OCXO

Our ThermSym OCXO series adopts TXC's patented thermal symmetry oven structure and high-Q SC-cut crystal technology, providing excellent performance on temperature stability, phase noise and aging.

ThermSym OCXO
  • Multi-Freq. Selection

    Multi-Freq. Selection
    10~50MHz
  • ThermSym

    ThermSym
    Thermal Symmetry
  • Ultra Low Phase Noise

    Ultra Low Phase Noise
    -161dBc/Hz phase noise floor
  • Miniature Size

    Miniature Size
    9.7mm x 7.5mm

Product Group

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Product
Series

Datasheet

Solutions

Product Size Nominal Frequency Frequency Stability Operating Temperature Supply Voltage Output Type

Inquiry and Comparison

OE

Telecom & Enterprise 14 x 9mm 10~50MHz ±20ppb -40~85℃ 3V
3.3V
2.97~3.63V
CMOS

OG

Telecom & Enterprise 9.7 x 7.5mm 10~50MHz ±20ppb -40~85℃ 3V
3.3V
2.97~3.63V
CMOS

Resources

File name

File Type

Documents

Technical Document-Product Brief-ThermSym OCXO

Product Brief

Miniature OCXO

Our Miniature ThermSymEros OCXO series adopts miniature SC-cut resonator and advanced packaging technology, providing package sizes of 7 x 5mm and the industry-wide smallest 5 x 3.2mm package. The ThermSymEros series are built to replace high precise TCXOs by offering better phase noise and temperature stability.

Miniature OCXO
  • Multi-Freq. Selection

    Multi-Freq. Selection
    10~50MHz
  • ThermSym

    ThermSym
    Thermal Symmetry
  • Wide Temp. Range

    Wide Temp. Range
    -40~95℃
  • Ultra Miniature

    Ultra Miniature
    5.0x3.2 mm
  • Ultra Low Phase Noise

    Ultra Low Phase Noise
    -161 dBc/Hz phase noise floor

Product Group

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Product
Series

Datasheet

Solutions

Product Size Nominal Frequency Frequency Stability Operating Temperature Supply Voltage Output Type

Inquiry and Comparison

OK

Telecom & Enterprise 5.0 x 3.2mm 10~50MHz ±20ppb -40~85℃ 3V
3.3V
2.97~3.63V
CMOS

OH

Telecom & Enterprise 7.0 x 5.0mm 10~50MHz ±20ppb -40~85℃ 3V
3.3V
2.97~3.63V
CMOS

Resources

File name

File Type

Documents

A Novel Miniature OCXO Using Hermetically Sealed Ceramic Package (2020)

Academic paper

The World’s Smallest Quartz-Based OCXO for 5G Synchronization Applications (2021)

Academic paper

Reliable OCXO

Our ThermSymHercules OCXO series are built to wistand harsh environment applications such as outdoor AAUs, small cells, and a wide variety of extreme environment applications. ThermSymHercules OCXOs provide less than ±10ppb frequency stability within -40~105°C and are available in industry standard sizes from 14 x 9mm, 9 x 7mm to 7 x 5mm.

Reliable OCXO
  • Multi-Freq. Selection

    Multi-Freq. Selection
    10~54MHz
  • ThermSym

    ThermSym
    Thermal Symmetry
  • Wide Temp. Range

    Wide Temp. Range
    -40~105℃
  • Ultra Low Phase Noise

    Ultra Low Phase Noise
    -161 dBc/Hz phase noise floor
  • Miniature Size

    Miniature Size
    7.0 x 5.0mm

Product Group

Left Right
Up Down

Product
Series

Datasheet

Solutions

Product Size Nominal Frequency Frequency Stability Operating Temperature Supply Voltage Output Type

Inquiry and Comparison

OE

Telecom & Enterprise 14 x 9mm 10~54MHz ±10ppb -40~105℃ 3V
3.3V
2.97~3.63V
CMOS

OH

Telecom & Enterprise 7.0 x 5.0mm 10~54MHz ±10ppb -40~105℃ 3V
3.3V
2.97~3.63V
CMOS

OG

Telecom & Enterprise 9.7 x 7.5mm 10~54MHz ±10ppb -40~105℃ 3V
3.3V
2.97~3.63V
CMOS

High Stability OCXO

Our high stability ThermSymChronos OCXO series adopts an advanced thermal control algorithm to provide excellent frequency stability of ±3 to ±5ppb within the ambient temperature range from -40 to 85°C in a miniature package size. These solutions are ideal for BBU, DU, CU and more networking applications that require accurate and reliable time reference clocks.

High Stability OCXO
  • Multi-Freq. Selection

    Multi-Freq. Selection
    10~54MHz
  • Wide Temp. Range

    Wide Temp. Range
    -40~95℃
  • Ultra Low Phase Noise

    Ultra Low Phase Noise
    -161 dBc/Hz phase noise floor
  • Ultra High Stability

    Ultra High Stability
    ±3ppb
  • Miniature Size

    Miniature Size
    9.7 x 7.5 mm

Product Group

Left Right
Up Down

Product
Series

Datasheet

Solutions

Product Size Nominal Frequency Frequency Stability Operating Temperature Supply Voltage Output Type

Inquiry and Comparison

OE

Telecom & Enterprise 14 x 9mm 10~54MHz ±5ppb -40~85℃ 3V
3.3V
2.97~3.63V
CMOS

OG

Telecom & Enterprise 9.7 x 7.5mm 10~54MHz ±5ppb -40~85℃ 3V
3.3V
2.97~3.63V
CMOS

Resources

File name

File Type

Documents

A Miniature Oven-Controlled Crystal Oscillator (OCXO) with ppt Stability over Temperature Using High-Order Polynomial Temperature Control (2023)

Academic paper

A Novel Miniature OCXO Using Hermetically Sealed Ceramic Package (2020)

Academic paper

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