振和電子石英有限公司

Voltage controlled crystal oscillator designed primarily for use in phase locked loops, phase shift keying and other telecommunication applications such as ADSL, cable modem etc.

VCXO Crystal

TCXO Crystal

 For wireless communication applications, medical imaging and ultra sound systems, RF broadcast systems, satellite teleport systems, military telecommunications satellites, advanced radar system etc. 

Multi Pole Filter

   ISO 9001:2000; ISO 14001:2004 certified.   RoHS complaint SGS certified.   Freq. Range 3MHz to 80MHz.   Stability +/-3ppm to 100ppm.   Competitive pricing.  Product specifications:
   This quartz crystal has the frequency range of 3.200MHz to 60.000MHz.   The mode is fundamental or AT.   The frequency tolerance (at 25&deg;C) is +/-50ppm, +/-30ppm or specify and the temperature stability (REF to 25&deg;C) is +/-50ppm, +/-30ppm or specify.   Operating temperature range (Torp) is -10&deg;C to 70&deg;C.   Storage temperature range (Tstg) is -40&deg;C to 85&deg;C.   Shunt capacitance (C0) is 7 PF max.   Load capacitance (Cl) is 10 to 3 PF Series Resonance or Specify.   Insulation resistance is 500 mega ohm minimum at 100V.   Drive level is 1 watt max.   Aging (at 25&deg;C) is +/-5ppm/year max.  

HC49/SM Surface Mount Crystal

   ISO 9001:2000; ISO 14001:2004 certified.   RoHS complaint SGS certified.   Frequency range 3MHz to 80MHz.   Stability +/-3ppm to 100ppm.   Competitive pricing.  Product specifications: 
   This quartz crystal has the frequency range of 3.200MHz to 60.000MHz.   The mode is fundamental or AT.   The frequency tolerance (at 25&deg;C) is +/-50ppm, +/-30ppm or specify and the temperature stability (REF to 25&deg;C) is +/-50ppm, +/-30ppm or specify.   Operating temperature range (Torp) is -10&deg;C to 70&deg;C.   Storage temperature range (Tstg) is -40&deg;C to 85&deg;C.   Shunt capacitance (C0) is 7 PF max.   Load capacitance (Cl) is 10 to 32 PF series resonance or specify.   Insulation resistance is 500 mega ohm minimum at 100V.   Drive level is 1 watt max.   Aging (at 25&deg;C) is +/-5ppm/year max.  

DIP Clock Oscillator

Voltage Controlled Crystal Oscillator

   ISO 9001:2000; ISO14001:2004 certified   RoHs Complaint SGS certified   Freq. Range 3mhz to 80 mhz   Stability +/- 3ppm to 100ppm   Competitive Pricing   &nbsp;   Product Specifications :   &nbsp;   This quartz crystal has the frequency range (Fo) of 3.200MHz to 60.000MHz.   The mode is Fundametal or AT.   The frequency tolerance (at 25&deg;C) is +/-50ppm, +/-30ppm or specify and the temperature stability (REF to 25&deg;C) is +/-50ppm, +/-30ppm or specify.   Operating Temperature Range (Torp) is -10&deg;C to 70&deg;C.   Storage Termperature Range (Tstg) is -40&deg;C to 85&deg;C.   Shunt Capacitance (Co) is 7pF Max.   Load Capacitance (Cl) is 10 to 32pF Series Resonance or Specify.   Insulation Resistance is 500 Mega ohms Minimum at 100V.   Drive Level is 1mWatts Max.   Aging (at 25C) is +/-5ppm/year Max.  

Half size clock Oscillator Quartz Crystal 


ISO 9001:2000; ISO14001:2004 certified
RoHs Complaint SGS certified
Freq. Range 3mhz to 80 mhz
Stability +/- 3ppm to 100ppm
Competitive Pricing

Oscillator Specifications :
   This quartz crystal has the frequency range (Fo) of 3.200MHz to 60.000MHz.   The mode is Fundametal or AT.   The frequency tolerance (at 25&deg;C) is +/-50ppm, +/-30ppm or specify and the temperature stability (REF to 25&deg;C) is +/-50ppm, +/-30ppm or specify.   Operating temperature range (Torp) is -10&deg;C to 70&deg;C.   Storage termperature range (Tstg) is -40&deg;C to 85&deg;C.   Shunt capacitance (Co) is 7pF Max.   Load capacitance (Cl) is 10 to 32pF Series Resonance or Specify.   Insulation resistance is 500 mega ohms minimum at 100V.   Drive level is 1mWatts Max.   Aging (at 25C) is +/-5ppm/year Max.  

DIP-14 Oscillator quartz crystal xt'al crystal unit resonator

   ISO 9001:2000; ISO 14001:2004 certified.   RoHS complaint SGS certified.   Freq. range: 3MHz to 80MHz.   Stability: +/-3ppm to 100ppm.   Competitive pricing.   This quartz crystal has the frequency range (Fo) of 3.200MHz to 60.000MHz.   The mode is fundamental or AT.   The frequency tolerance (at 25&deg;C) is +/-50ppm, +/-30ppm or specify and the temperature stability (REF to 25&deg;C) is +/-50ppm, +/-30ppm or specify.   Operating temperature range (Torp) is -10&deg;C to 70&deg;C.   Storage temperature range (Tstg) is -40&deg;C to 85&deg;C.   Shunt capacitance (Co) is 7pF max.   Load capacitance (Cl) is 10 to 32pF series resonance or specify.   Insulation resistance is 500 mega ohm minimum at 100V.   Drive level is 1m watts max.   Aging (at 25C) is+/-5ppm/year max.  

Full Size Clock Oscillator Quartz Crystal Unit Resonator

   ISO 9001:2000; ISO 14001:2004 certified.   RoHs complaint SGS certified.   Freq. range: 3MHz to 80MHz.   Stability: +/-3ppm to 100ppm.   Competitive pricing.   This quartz crystal has the frequency range (Fo) of 3.200MHz to 60.000MHz.   The mode is fundamental or AT.   The frequency tolerance (at 25&deg;C) is +/-50ppm, +/-30ppm or specify and the temperature stability (REF to 25&deg;C) is +/-50ppm, +/-30ppm or specify.   Operating temperature range (Torp) is -10&deg;C to 70&deg;C.   Storage temperature range (Tstg) is -40&deg;C to 85&deg;C.   Shunt capacitance (Co) is 7pF max.   Load capacitance (Cl) is 10 to 32pF series resonance or specify.   Insulation resistance is 500 mega ohm minimum at 100V.   Drive level is 1m watts max.   Aging (at 25C) is +/-5ppm/year max.  

Dip-8 Half Size Clock Oscillator Quartz Crystal Resonator Unit

CRYSTAL BRIGHT GROUP(HK)LIMITED

SMD TCXO 2016 Crystal Oscillators 2.0x1.6x0.7mm W21 Series Our TCXO series product deliver high frequency stability, better reliability and robustness, making them ideal for specific applications such as SiP modules, and other connected consumer, industrial, and IoT applications. Features Temperature Stability: ±0.5 ppm~±2.0 ppm. Operating Temperature Range: -30℃~85℃. Supply Voltage: 1.8V~3.3V. Voltage Control Function Available. Applications: GPS, WiMAX, Cellular and Wireless Communications. RoHS Compliant / Pb Free. Crystals specifications ITEMS/TYPE W21 Frequency Range 26 ~ 52MHz Output Load 10KΩ //10pF Oscillation Mode Fundamental Supply Voltage 1.8~3.3 V OutputType Clipped Sinewave Clipped Sinewave Output Voltage 0.8 Vp-p min Supply Current 2.0mA max. Harmonics - 5dBc Max. Output Level 0.8 Vp-p min Frequency Stability Vs Temperature( -30~+85 ℃ ) ±0.5 ppm/ ± 2.0 ppm  Supply Voltage ( Vcc=Typical±0.1V ) ± 0.2 ppm max.  Load ( Load varies±10% ) ± 0.2 ppm max. (10KΩ / 10pF±10%) Slope of Frequency Drift ± 0.1 ppm / ℃ Typical ; ± 0.5 ppm / ℃ Max. Initial Frequency Tolerance at 25℃ after 2 Reﬂows ± 2.5ppm max. (After 2 times reflow ) Storage Temperature Range - 40~+85 ℃ Auto Frequency Control Range ± 7 ~ ± 16 ppm (1.4+/- 1V) Start-up Time 5ms max. Phase Noise at 1 kHz offset - 130 dBc / Hz Aging(at 25℃) ± 1ppm / year    

SMD TCXO 2016 Temperature Compensated Crystal Oscillator

SMD TCXO 3225 Crystal Oscillators 3.2x2.5x1.0mm W32 Series Our TCXO series product deliver high frequency stability, better reliability and robustness, making them ideal for specific applications such as SiP modules, and other connected consumer, industrial, and IoT applications. Features Temperature Stability: ±0.5 ppm~±2.0 ppm. Operating Temperature Range: -30℃~85℃. Supply Voltage: 1.8V~3.3V. Voltage Control Function Available. Applications: GPS, WiMAX, Cellular and Wireless Communications. RoHS Compliant / Pb Free. Crystals specifications ITEMS/TYPE W32 Frequency Range 10~ 52MHz Output Load 10KΩ //10pF Oscillation Mode Fundamental Supply Voltage 1.8~3.3 V OutputType Clipped Sinewave Clipped Sinewave Output Voltage 0.8 Vp-p min Supply Current 2.0mA max. Harmonics - 5dBc Max. Output Level 0.8 Vp-p min Frequency Stability Vs Temperature( -30~+85 ℃ ) ±0.5 ppm/ ± 2.0 ppm  Supply Voltage ( Vcc=Typical±0.1V ) ± 0.2 ppm max.  Load ( Load varies±10% ) ± 0.2 ppm max. (10KΩ / 10pF±10%) Slope of Frequency Drift ± 0.1 ppm / ℃ Typical ; ± 0.5 ppm / ℃ Max. Initial Frequency Tolerance at 25℃ after 2 Reﬂows ± 2.5ppm max. (After 2 times reflow ) Storage Temperature Range - 40~+85 ℃ Auto Frequency Control Range ± 7 ~ ± 16 ppm (1.4+/- 1V) Start-up Time 5ms max. Phase Noise at 1 kHz offset - 130 dBc / Hz Aging(at 25℃) ± 1ppm / year    

SMD TCXO 3225 Temperature Compensated Crystal Oscillator

SMD TCXO 2520 Crystal Oscillators 2.5x2.0x0.8mm W22 Series Our TCXO series product deliver high frequency stability, better reliability and robustness, making them ideal for specific applications such as SiP modules, and other connected consumer, industrial, and IoT applications. Features Temperature Stability: ±0.5 ppm~±2.0 ppm. Operating Temperature Range: -30℃~85℃. Supply Voltage: 1.8V~3.3V. Voltage Control Function Available. Applications: GPS, WiMAX, Cellular and Wireless Communications. RoHS Compliant / Pb Free. Crystals specifications ITEMS/TYPE W22 Frequency Range 10~ 52MHz Output Load 10KΩ //10pF Oscillation Mode Fundamental Supply Voltage 1.8~3.3 V OutputType Clipped Sinewave Clipped Sinewave Output Voltage 0.8 Vp-p min Supply Current 2.0mA max. Harmonics - 5dBc Max. Output Level 0.8 Vp-p min Frequency Stability Vs Temperature( -30~+85 ℃ ) ±0.5 ppm/ ± 2.0 ppm  Supply Voltage ( Vcc=Typical±0.1V ) ± 0.2 ppm max.  Load ( Load varies±10% ) ± 0.2 ppm max. (10KΩ / 10pF±10%) Slope of Frequency Drift ± 0.1 ppm / ℃ Typical ; ± 0.5 ppm / ℃ Max. Initial Frequency Tolerance at 25℃ after 2 Reﬂows ± 2.5ppm max. (After 2 times reflow ) Storage Temperature Range - 40~+85 ℃ Auto Frequency Control Range ± 7 ~ ± 16 ppm (1.4+/- 1V) Start-up Time 5ms max. Phase Noise at 1 kHz offset - 130 dBc / Hz Aging(at 25℃) ± 1ppm / year    

SMD TCXO 2520 Temperature Compensated Crystal Oscillator

SMD TCXO 1612 Crystal Oscillators 1.6x1.2x0.55mm W16 Series Our TCXO series product deliver high frequency stability, better reliability and robustness, making them ideal for specific applications such as SiP modules, and other connected consumer, industrial, and IoT applications. Features Temperature Stability: ±0.5 ppm~±2.0 ppm. Operating Temperature Range: -30℃~85℃. Supply Voltage: 1.8V~3.3V. Voltage Control Function Available. Applications: GPS, WiMAX, Cellular and Wireless Communications. RoHS Compliant / Pb Free. Crystals specifications ITEMS/TYPE W16 Frequency Range 26 ~ 52MHz Output Load 10KΩ //10pF Oscillation Mode Fundamental Supply Voltage 1.8~3.3 V OutputType Clipped Sinewave Clipped Sinewave Output Voltage 0.8 Vp-p min Supply Current 2.0mA max. Harmonics - 5dBc Max. Output Level 0.8 Vp-p min Frequency Stability Vs Temperature( -30~+85 ℃ ) ±0.5 ppm/ ± 2.0 ppm  Supply Voltage ( Vcc=Typical±0.1V ) ± 0.2 ppm max.  Load ( Load varies±10% ) ± 0.2 ppm max. (10KΩ / 10pF±10%) Slope of Frequency Drift ± 0.1 ppm / ℃ Typical ; ± 0.5 ppm / ℃ Max. Initial Frequency Tolerance at 25℃ after 2 Reﬂows ± 2.5ppm max. (After 2 times reflow ) Storage Temperature Range - 40~+85 ℃ Auto Frequency Control Range ± 7 ~ ± 16 ppm (1.4+/- 1V) Start-up Time 5ms max. Phase Noise at 1 kHz offset - 130 dBc / Hz Aging(at 25℃) ± 1ppm / year    

SMD TCXO 1612 Temperature Compensated Crystal Oscillator

 ISO 9001:2000; ISO14001:2004 certified
RoHs Complaint SGS certified
Freq. Range 3mhz to 80 mhz
Stability +/- 3ppm to 100ppm
Competitive Pricing

Product Specifications&nbsp; :    Frequency range&nbsp; :&nbsp; 7.600 MHz ~ 110.000 MHz.   Mode of oscillation&nbsp; :&nbsp; 7.600 MHz ~ 48.000 MHz fundamental.   &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 30.000 MHz ~ 110.000MHz third overtone.   Frequency tolerance at 25&deg;C&nbsp; :&nbsp; +/-50ppm Max ( +/-5ppm ; +/-10ppm ; +/-30ppm Available).   Frequency stability over temperature&nbsp; :&nbsp; +/-50ppm Max ( +/-5ppm ; +/-10ppm ; +/-30ppm available).   Operating temperature range&nbsp; :&nbsp; -10&deg;C ~ +60&deg;C Standard, -40&deg;C ~ +85&deg;C Extended.   Storage temperature range&nbsp; :&nbsp; -40&deg;C ~ +85&deg;C .   Aging&nbsp; :&nbsp; +/-3ppm / year Max.   Load capacitance&nbsp; :&nbsp; 8pF ~ 32pF or series.   Shunt capacitance&nbsp; :&nbsp; 4.0pF Max.   Drive level&nbsp; :&nbsp; 0.01 &micro;W ~ 100 &micro;W.   Reflow conditions&nbsp; : 260&deg;C&nbsp; For 10s Max, 2 reflows Max.  Resistance of series resonance (ESR):
   7.600 ~ 16.000&nbsp;(MHz)&nbsp; :&nbsp; Fundamental&nbsp; 80 Ohm Max.   16.001 ~ 30.000 (MHz)&nbsp; :&nbsp; Fundamental 50 Ohm Max.   30.001 ~ 50.000 (MHz)&nbsp; :&nbsp; Third Overtone 100 Ohm Max.   50.001 ~ 110.000 (MHz)&nbsp; :&nbsp; Third Overtone 90 Ohm Max.  

HC49/S SMD  resonator x'tal crystal unit quartz crystal

Metal Can Type DIP Crystal HC-49S SMD 9BT Series FeaturesExternal dimensions: 11.4 x 4.8 x 3.0mm. Frequency range: 3.2MHz~64MHz. Surface mount type crystal units. A great number of standard frequencies. High frequency pullability and low equivalent series resistance. Highly mass production capability. Applications: PC, STB, LCDM and Cable Modem. Crystals specifications: ITEMS/TYPE 9BT Frequency Range 3.2~64MHz Frequency Tolerance (at 25 ℃) ± 10 ppm, ± 20 ppm, or specify Operating Temperature Range ~40~+85℃, or specify Shunt Capacitance (C0) 7pFMax. Drive Level 1~ 500μW (50 μW typical) Load Capacitance 20pF, or specify Aging (at 25℃) ± 5 ppm / year Max. Storage Temperature Range -40~+125℃  

HC-49S SMD MHz Crystal 3.2MHz-64MHz Xtal

SMD VCXO 3225 Voltage Controlled Crystal Oscillators 3.2x2.5x0.95mm V32 Series Features Voltage Controlled Crystal Oscillator (VCXO). Fundamental solution. CMOS output, output frequencies 10 MHz to 200 MHz. Wide pull range and good linearity. Excellent low phase noise and jitter. Tri-State function available. Main applications : SDH/ SONET, Ethernet, Base Stations. RoHS Compliant / Pb Free. Crystals specifications ITEMS/TYPE V32 Frequency Range 10~200MHz Oscillation Mode Fundamental Output Load 15pF, or specify Supply Voltage 3.3V, or specify Output Type CMOS Operating Temperature Range - 40~+85℃, or specify Storage Temperature Range - 55 ~ + 125 ℃ Voltage Vol ( Max.) / Voh ( Min.) 0.1 VDD / 0.9 VDD Rise ( Tr ) / Fall ( Tf ) Time 5nsMax. Supply Current 60 mA Max. Symmetry 45 ~ 55 % Start-up Time 10msMax. Frequency Pulling Range ±50ppm,±100, or specify. Nominal Control Voltage 0.5 VDD Control Voltage Range 0 ~ VDD Linearity ±10% Max. Phase Jitter(12KHz~20MHz ) 1ps Max.  

VCXO 3225 SMD Voltage Controlled Crystal Oscillator

3215 32.768KHz SMD Crystal 3.2x1.5x0.75mm H31 Series Our Automotive-grade 32.768kHz quartz crystal resonator, designed for real-time clock applications, operates reliably in temperatures from -40~125°C. It meets AEC-Q200 standards for durability. Features 2 pads surface mount package. High reliable environmental performance. RoHS compliant /Pb Free. AECQ200 Certified for automotive RTC applications. Crystals specifications ITEMS/TYPE AH3 Nominal Frequency 32.768KHz Load Capacitance 7pF, 9pF, 12.5pF, or specify Frequency Tolerance (at 25℃) ±20ppm, or specify Operating Temperature Range -40~+125℃, or specify Parabolic Coefﬁcient (B) (-0.03±0.01) 10-6* / ℃2 Motional Capacitance(C1) 3.4fF typical Shunt Capacitance (C0) 1.0pFtypical Drive Level 0.5μW Max. Aging (at 25℃) ±3ppm/year Max. Storage Temperature Range -55~+125℃ Reliability Standard AEC-Q200  

32.768KHz 3215 SMD Automotive Grade Crystal 32.768K SMD Xtal

SMD Seam Sealing Crystals 5.0x3.2x0.9mm S53 SeriesFeatures High precision characteristics covering up to wide frequency range. Higher frequency stability and reliability. Excellent for reducing EMI effect. The best choice of Bluetooth, wireless communication set, DSC, PDA,mobile phone and USB interface card. RoHS Compliant / Pb Free. Crystals specifications: ITEMS/TYPE S53 Frequency Range 8~54MHz Load Capacitance 10pF,12pF, 16pF, 20pF, or specify Frequency Tolerance (at 25℃) ±10ppm, ±20ppm, or specify Frequency Stability Over Operating Temperature Range ±10ppm, ±20ppm, or specify Operating Temperature Range -40~+85℃,or specify Shunt Capacitance (C0) 5pFMax. (2pF typical) Drive Level 1~200μW (100 μW typical) Aging (at 25℃) ± 3 ppm/year Max. Storage Temperature Range -40~+125℃ Dimensions and patterns(unit:mm): 

5032 SMD Crystal 8MHz-54MHz Xtal

32.768khz Clock Crystal Resonator Y38 SeriesApplication for variety products reference clocks. reliable environmental performance. RoHS Compliant / Pb Free. Crystals specifications ITEMS/TYPE Y38 Nominal Frequency 32.768KHz Load Capacitance 7pF,9pF,12.5pF, or specify Frequency Tolerance (at 25℃) ±20ppm, or specify Operating Temperature Range -20~+70℃, or specify Parabolic Coefﬁcient (B) (-0.03±0.01) 10-6* /℃2 Shunt Capacitance (C0) 2.0pFtypical Drive Level 1.0μW Max. Aging (at 25℃) ±3ppm/year Max. Storage Temperature Range -55~+125℃ Dimensions and patterns(unit:mm)  

32.768KHz DT-38 DIP Crystal 32.768K Xtal

32.768KHz SMD Crystal 8.0x3.8x2.54mm G306 Series Features External dimension:8.0 x 3.8 x 2.54 mm. Application: small portable communication equipment. Contains Pb in sealing glass exempted by RoHS directive. Crystals specifications ITEMS/TYPE G306 Nominal Frequency 32.768KHz Load Capacitance 12.5pF, or specify Frequency Tolerance (at 25℃) ±10ppm, ±20ppm, or specify Operating Temperature Range -40~+85℃, or specify Parabolic Coefﬁcient (B) (-0.03±0.01) 10-6* /℃2 Motional Capacitance(C1) 3.0fF typical Shunt Capacitance (C0) 0.9pFtypical Drive Level 1.0μW Max. Aging (at 25℃) ±3ppm/year Max. Storage Temperature Range -55~+125℃ Dimensions and patterns(unit:mm)  

32.768KHz MC-306 SMD Crystal 32.768K SMD Xtal

32.768KHZ Clock Crystal Resonator 2.0x1.2x0.6mm H21 Series Features ✦2 pads surface mount package; ✦Applications in mobile phone, Notebook and DSC; ✦High reliable environmental performance; ✦RoHS Compliant / Pb Free; Crystals specifications ITEMS/TYPE H21 Nominal Frequency 32.768KHz Load Capacitance 7pF,9pF,12.5pF, or specify Frequency Tolerance (at 25℃) ±20ppm, or specify Operating Temperature Range -40~+85℃, or specify Parabolic Coefﬁcient (B) (-0.036±0.006) 10-6* /℃2 Motional Capacitance(C1) 3.0fF typical Shunt Capacitance (C0) 1.2pFtypical Drive Level 1.0μW Max. Aging (at 25℃) ±5ppm/year Max. Storage Temperature Range -55~+125℃ Dimensions and patterns(unit:mm) 

 32.768KHz 2012 SMD Crystal 32.768K SMD Xtal

SMD Seam Sealing Crystals 2.0x1.6x0.5mm S21 SeriesExtremely small SMD type crystal units.High precision and high frequency stabilityExtremely good for reducing EMI effectExcellent heat resistance and environmental characteristics.The best choice of Bluetooth , Wi-Fi and other short range wireless communicationRoHS Compliant / Pb Free.Crystals specifications ITEMS/TYPE S21 Frequency Range 16~96MHz Load Capacitance 8pF, 9pF, 12pF,or specify Frequency Tolerance (at 25°C) ±10ppm, ±20ppm, or specify FrequencyStability Over Operating Temperature Range ±10ppm, ±20ppm, or specify Operating Temperature Range -40~+85°C, or specify Shunt Capacitance (C0) 3pF Max. Drive Level 1~200μW(100μWtypical) Aging (at 25 °C) ± 3 ppm/year Max. Storage Temperature Range -40~+125°C Dimensions and patterns(unit:mm) 

2016 SMD Crystal 16MHz-96MHz 76.8MHz 80MHz 96MHz Xtal

石家莊數英儀器有限公司

 	 Output: 1 channel 	 Direct digital synthesis technology 	 Crystal oscillation reference 	 Pulse: Logic Positive/Negative 	 High accurate time and frequency 	 Count burst or single burst both can be selected 6. trigger/frequency standard input channels 	 Data storage and recall 	 Optional GPIB and USB interface  

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