Microwave Oscillators

Communication Systems & Equipment, Electronic Components & Devices

Low-Noise L-Band VCO comes in 0.5 x 0.5 x 0.22 in. package.

September 25, 2014

Operating at 1,878–1,879 MHz with 1–4 Vdc tuning voltage range, ceramic resonator-based CRO1878A-LF features SSB spectral purity of -138 dBc/Hz @ 100 kHz offset and operates with average tuning sensitivity of 5 MHz/V. RoHS-compliant VCO delivers 4±2 dBm of output power into 50 Ω load while operating off 5 Vdc supply and drawing 25 mA typ. Operating from -40 to 85°C, low-noice VCO pushes <0.5 MHz/V and pulls <0.5 MHz with 12 dB return loss. Typ second harmonic suppression is -20 dBc. Read More

Communication Systems & Equipment, Electronic Components & Devices

Shock-Resistant Oscillator performs in high-temperatures.

September 18, 2014

Supplied in TO-39 package, SQXO-2ATHG can withstand shock levels up to 8,000 g for 0.5 msec, ½ sine, for use in such applications as underground boring tools, down hole instrumentation, and avionics. Frequencies are available from 32.768 kHz to 50 MHz, and products can be specified to operate from 3.3 or 5 V supply. Providing CMOS output and start up time of under 5 msec, fully RoHS-compliant oscillators consume as little as 3.0 mA and come in variants available for operation up to 200°C. Read More

Communication Systems & Equipment, Electronic Components & Devices

Fractional-N PLL features advanced frequency modulation.

June 10, 2014

Offered in industrial and automotive grades, PLLatinum® LMX2492 supports 200 MHz phase frequency detector, 5 V charge pump supply, and operating frequency of 500 MHz to 14 GHz. Low PLL phase noise of -227 dBc/Hz provides RF front ends with low-noise local oscillator for optimized receiver sensitivity. Flexible frequency and phase modulation, including FSK, PSK, and configurable piecewise linear FM modulation, maximizes radar detection range, accuracy, and immunity to interference. Read More

Communication Systems & Equipment, Electronic Components & Devices

Coaxial VCO targets cable TV applications.

July 14, 2011

Measuring 1.20 x .75 x .46 in., Model ZX95-2600+ operates from 1,650-2,600 MHz and is built using rigid unibody construction, which integrates RF connectors with case body to shield against unwanted signals and noise. RF/IF microwave oscillator offers immunity against noisy DC lines and optimizes output frequency stability vs. variations in supply voltage. Each internal component is bonded to substrate, providing immunity to microphonics and minimized phase hit. Read More

Communication Systems & Equipment, Electronic Components & Devices

Microwave Oscillator/Filter Bank help test RF equipment.

March 14, 2011

Model TDRO-900A is 9 GHz dielectric resonator oscillator with phase noise performance of -114 dBc/Hz at 10 kHz offset, ±2.5 MHz electrical tuning range, and +10 dBm output power. Operating from 8-22 GHz, TSFB-900A, 9-channel switched filter bank module has 1.5 GHz bandwidth and 150 MHz band overlap on each channel. Unit also includes interface board that allows for control via USB. Modules target transmitter and receiver system designers in aerospace, communications, and defense applications. Read More

Communication Systems & Equipment, Electronic Components & Devices

VCO targets military, satcom, and industrial markets.

June 26, 2009

Providing single 5 V supply, broadband VCO RFVC1800 is single-placement IC with integrated resonator and buffer amplifier. Manufactured on Gallium Arsenide (GaAs) Heterojunction Bipolar Transistor (HBT) process and packaged in small 4 x 4 mm QFN package, VCO is optimized for use in radar, military communications, satellite communications, test instrumentation, and industrial/medical applications. Read More

Communication Systems & Equipment, Electronic Components & Devices

Oscillator integrates SineWave SAW oscillator in SMA housing.

June 19, 2009

Offering frequency stability of ±150 ppm over -20 to 70°C, RF Pocket Reference Oscillator (RFPRO Series) is fixed-frequency portable signal generator available off-the-shelf in 500 MHz and 1 GHz frequencies output. With operating temperature range from -40 to 85°C and storage temperature between -45 and 90°C, units suit applications in laboratories and test instruments. Female SMA side produces -135 dBc/Hz phase noise signal at 10 KHz offset when connected to +3.3 Vdc. Read More

Communication Systems & Equipment, Electronic Components & Devices

TCXO suits low jitter clocking for mobile RF applications.

November 24, 2008

Ultra-low frequency oscillator, Model T124 series TCXO provides low frequency squarewave output between 650 Hz to 1.25 MHz, with temperature stabilities down to ±0.3 ppm over -40 to +85°C. Power saver unit is available at 3.3 V input voltage with or without Electrical Frequency Control. Read More

Communication Systems & Equipment, Electronic Components & Devices

Miniature Oscillators are offered in 0.75-250 MHz range.

October 9, 2008

Supplied in 3.2 x 2.5 mm package, XpressO 3.3 V HCMOS oscillators are available in ±50 and ±100 ppm stabilities with -4 to +158°F operating temperature range. RoHS-compliant products feature gold over nickel termination finish and incorporate ASICs that promote performance and flexibility. In addition to low-noise architecture, oscillators employ third order DSM noise reducing technology. Areas of use include applications requiring low jitter in compact package. Read More

Communication Systems & Equipment, Electronic Components & Devices

OXCO features frequency output covering 30-130 MHz.

September 12, 2008

Suited for radar, communications, and test system applications, NV26AJ OCXO offers design engineers ability to specify exact output frequencies and other variable specifications, allowing unit to be precisely customized for various applications. It features power output up to +15 dBm, low profile packaging, long-term aging, and low power consumption. Read More

Communication Systems & Equipment, Electronic Components & Devices

Integrated Configurable Components target radio systems.

April 14, 2008

Housed in 5 x 5 mm QFN package, RF205x Series generates local oscillator signal range from 300 MHz to 2.4 GHz and operates over RF/IF range of 100 MHz to 2.5 GHz. Local oscillator, which consists of VCO and PLL, has adjustable loop bandwidth that is set by passive or active loop filter. On-chip op-amp eliminates need for external amplifier in active loop configurations. Mixer linearity is programmable up to +18 dBm, at which mixer, PLL, and VCO consume 72 mA from 3 V supply. Read More

Communication Systems & Equipment, Electronic Components & Devices

C-Band VCO provides low phase noise performance.

September 12, 2007

Intended for satellite communications and microwave radio applications, Model CLV5551A-LF is lead free, RoHS compliant oscillator in C-band (5,250-5,850 MHz) that features phase noise performance of -87 dBc/Hz at 10 kHz offset and harmonic suppression of -35 dBc with typical tuning sensitivity of 93 MHz/V. It is designed to operate at 10 Vdc supply while drawing typical 25 mA over operating temperature range of 0 to 70ºC. VCO comes in 0.50 x 0.50 x 0.205 in. package. Read More

Communication Systems & Equipment, Electronic Components & Devices

VCO delivers low phase noise for microwave applications.

September 12, 2007

Model CRO2695B-LF is coaxial resonator oscillator in S band (2,475-2,915 MHz) that features low phase noise performance of -104 dBc/Hz @10 kHz offset. It offers typical tuning sensitivity of 44 MHz/V and covers 440 MHz band between 0.5-18 V. VCO operates at 8 Vdc supply while drawing 32 mA (typical) over operating temperature range of -15º to 65ºC. Available in MINI package measuring 0.50 x 0.50 x 0.22 in., RoHS-compliant unit is suited for automated surface mount assembly and reflow. Read More

Communication Systems & Equipment, Electronic Components & Devices

RF Oscillator suits radar and instrumentation markets.

March 28, 2007

Supplied in 2 x 2 x .8 in. package, SR W150 is offered in nominal frequency of 500 MHz, with other frequencies possible from 300-600 MHz. Frequency is stabilized by temperature control and external control voltage, and this ultra low noise source never requires additional calibration. Characteristics include -165 dBc/Hz phase noise at 10 kHz from carrier, -175 dBc/Hz phase noise floor, and stability of 1 ppm in 32-122°F range with target of -22 to +158°F. Read More

Communication Systems & Equipment, Electronic Components & Devices

RF Crystal Oscillator is offered 3.3 and 2.5 V versions.

March 19, 2003

Model RFX300 radio frequency crystal oscillator (rfXO), suited for SONET, SDH, ATM, and WAN applications, offers less than 0.5 pS phase jitter, 3 pS RMS jitter, and 30 pS cycle-to-cycle jitter. With frequency stabilities from ±20 to ±100 ppm, it provides frequency range of 600 MHz to 1.25 GHz. Output symmetry is 45%-55% at 50% Vpp over frequency range. Unit is housed in 7.5 x 5.0 x 1.5 mm package and offers LV-PECL complementary outputs. Read More

Communication Systems & Equipment, Electronic Components & Devices

Voltage Controlled Crystal Oscillator suits SONET applications.

November 14, 2002

Series RFV300 Radio frequency crystal oscillator (RFXO) allows for full use of allotted bandwidth in systems and lowers bit rate errors in optical data communications. Voltage controlled crystal oscillator (VCXO) offers phase jitter of less than 0.5 pS and is available in frequencies from 600 MHz to 1.25 GHz. Housed in 7.5 x 5.0 x 1.5 mm ceramic package, RFV300 series is available with frequency stabilities of ±50, ±25, and ±20 ppm. Read More

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