For price, delivery and to place orders: Hittite Microwave Corporation, 2 Elizabeth Drive, Chelmsford, MA 01824

Phone: 978-250-3343

Fax: 978-250-3373

Order On-line at www.hittite.com

Application Support: Phone: 978-250-3343 or apps@hittite.com

4

HMC838LP6CE

v05.0612

FRACTIONAL-N PLL WITH INTEGRATED VCO

795 - 945, 1590 - 1890, 3180 - 3780 MHz

Parameter

condition

Min.

typ.

Max.

Units

VCO Open Loop Phase Noise at fo

10 kHz offset

-88

dBc/Hz

100 kHz offset

-118

dBc/Hz

1 MHz offset

-143

dBc/Hz

10 MHz offset

-162

dBc/Hz

100 MHz offset

-168

dBc/Hz

VCO Open Loop Phase Noise at 2fo

10 kHz offset

-81

dBc/Hz

100 kHz offset

-112

dBc/Hz

1 MHz offset

-135

dBc/Hz

10 MHz offset

-157

dBc/Hz

100 MHz offset

-160

dBc/Hz

Closed Loop Phase Noise PLL + VCO at fvco/2

integer, 50 MHz Pd

1 kHz offset

-119

dBc/Hz

integer, 50 MHz Pd

10 kHz offset

-123

dBc/Hz

integer, 50 MHz Pd

100 kHz offset

-119

dBc/Hz

Fractional, 50 MHz Pd

1 kHz offset

-113

dBc/Hz

Fractional, 50 MHz Pd

10 kHz offset

-115

dBc/Hz

Fractional, 50 MHz Pd

100 kHz offset

-121

dBc/Hz

Closed Loop Phase Noise PLL + VCO at fvco

integer, 50 MHz Pd

1 kHz offset

-114

dBc/Hz

integer, 50 MHz Pd

10 kHz offset

-118

dBc/Hz

integer, 50 MHz Pd

100 kHz offset

-113

dBc/Hz

Fractional, 50 MHz Pd

1 kHz offset

-107

dBc/Hz

Fractional, 50 MHz Pd

10 kHz offset

-108

dBc/Hz

Fractional, 50 MHz Pd

100 kHz offset

-115

dBc/Hz

Closed Loop Phase Noise PLL + VCO at 2fo

integer, 50 MHz Pd

1 kHz offset

-108

dBc/Hz

integer, 50 MHz Pd

10 kHz offset

-112

dBc/Hz

integer, 50 MHz Pd

100 kHz offset

-107

dBc/Hz

Fractional, 50 MHz Pd

1 kHz offset

-100

dBc/Hz

Fractional, 50 MHz Pd

10 kHz offset

-102

dBc/Hz

Fractional, 50 MHz Pd

100 kHz offset

-109

dBc/Hz

Synthesizer Figure of Merit

normalized 1 Hz

integer Mode

Measured w/ 50 MHz Pd at

30 kHz offset

-229

dBc/Hz

Fractional Mode

Measured w/ 50 MHz Pd at

30 kHz offset

-227

dBc/Hz

Information furnished by Analog Devices is believed to be accurate and reliable. However, no

responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other

rights of third parties that may result from its use. Specifications subject to change without notice. No

license is granted by implication or otherwise under any patent or patent rights of Analog Devices.

Trademarks and registered trademarks are the property of their respective owners.

For price, delivery, and to place orders: Analog Devices, Inc.,

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106

Phone: 781-329-4700 • Order online at www.analog.com

Application Support: Phone: 1-800-ANALOG-D