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Product Detailed Parameters
- Description：VCO 464.5MHZ 0.3-4.7V 12.7X12.7
- Series：CVCO55
- Mfr：Crystek Corporation
- Package：Strip
- Frequency Range：444 ~ 485MHz
- Frequency - Center：464.5MHz
- Voltage - Supply：5V
- Tuning Voltage (VDC)：0.3 V ~ 4.7 V
- 2nd Harmonic, Typ (dBc)：-20
- Icc Max：40mA
- Pushing (MHz/V)：0.5
- Power (dBm)：-5.0 ±1
- Phase Noise Typ (dBc/Hz)：-118
- Operating Temperature：-40°C ~ 85°C
- Package / Case：16-QFN, Variant
- Size / Dimension：0.500" L x 0.500" W (12.70mm x 12.70mm)
- Height：0.220" (5.59mm)
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Overview
The CVCO55CC-0444-0485 is a Voltage Controlled Oscillator (VCO) manufactured by Crystek Corporation, designed for microwave applications. It operates within a frequency range of 444 MHz to 485 MHz, with a center frequency of 464.5 MHz. The device requires a supply voltage of 5V and accepts a tuning voltage between 0.3 V and 4.7 V. Key electrical specifications include an output power of -5.0 ±1 dBm, a maximum current consumption of 40mA, and a typical phase noise of -118 dBc/Hz. The second harmonic is typically -20 dBc. It is housed in a 16-QFN package measuring 12.70mm x 12.70mm x 5.59mm and supports operation from -40°C to 85°C.
Feature Summary
- Provides stable voltage-controlled oscillation across the specified UHF band
- Integrates low phase noise performance for signal integrity
- Utilizes a compact surface-mount QFN package for efficient PCB layout
Applications
- Wireless communication systems requiring precise frequency generation
- Test and measurement equipment needing stable reference signals
- RF transceiver modules in consumer electronics
Procurement Notes
Verify component authenticity through authorized Crystek distributors or certified suppliers. Confirm RoHS compliance status and MSL rating prior to assembly. Ensure storage conditions adhere to humidity sensitivity guidelines to prevent moisture damage during soldering processes.
Selection Notes
Select this model when a fixed frequency range of 444-485 MHz is required with specific tuning voltage constraints. Consider the -5 dBm output power and -118 dBc/Hz phase noise against system link budget requirements. Evaluate the 16-QFN footprint compatibility with existing board designs.
Part Context
This component belongs to the CVCO55 series of voltage-controlled oscillators from Crystek Corporation. The series offers various frequency ranges tailored for different RF applications. The CVCO55CC variant specifically targets mid-range frequencies with standardized packaging and electrical characteristics suitable for mass production environments.
Replacement Considerations
No direct public substitute part numbers are confirmed for this specific model. Cross-referencing with other Crystek VCOs may require verifying frequency overlap and pinout compatibility.
