RF Micro Devices Inc.

7628 Thorndike Road, Greensboro, NC 27409-9421

DS140501

For sales or technical support, contact RFMD at +1.336.678.5570 or customerservice@rfmd.com.

RF MICRO DEVICES

trademarks, and registered trademarks are the property of their respective owners. ©2013, RF Micro Devices, Inc.

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RFVC1821

Low Noise MMIC VCO with Buffer Amplifier

4.45GHz to 5.2GHz

RFMD’s RFVC1821 is a 3V InGaP MMIC VCO with an

integrated buffer amplifier operating over a frequency range

of 4.45GHz to 5.2GHz. Its monolithic tuning structure provides

excellent temperature, shock, and vibration performance while

its integrated buffer amplifier provides an output power of

+8dBm from a 3V supply. Phase noise is -108dBc/Hz at

100kHz offset. The RFVC1821 is available in a low cost

leadless ceramic 4mm x 4mm surface mount QFN outline.

Ordering Information

RFVC1821S2

Sample bag with 2 pieces

RFVC1821SB

Sample bag with 5 pieces

RFVC1821SQ

Sample bag with 25 pieces

RFVC1821SR

7" Reel with 100 pieces

RFVC1821TR7

7" Reel with 750 pieces

RFVC1821PCK-410

PCBA with 2-piece sample bag

Package: QFN, 24-Pin

4.0mm x 4.0mm

Features

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4.45GHz to 5.2GHz Operation

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-108dBc/Hz Phase Noise at

100KHz Offset

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No External Resonator or

Elements Needed

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4mm x 4mm QFN Package

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Applications

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Instrumentation

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Military

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Aerospace

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Point-to-Point Radio

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Test Equipment

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VSAT

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CATV

Functional Block Diagram