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

978-250-3343 tel • 978-250-3373 fax • Order On-line at www.hittite.com

Application Support: apps@hittite.com

0

0 - 5

HMC700LP4 / 700LP4E

v11.0411

8 GHz 16-Bit Fractional-N PLL

Figure 1.

Typical Phase Noise Plots

Figure 2.

Comparison of Low PFD Integer Mode

w/ High PFD Fractional at 1 GHz

Figure 3.

Typical Phase Noise Performance vs.

Charge Pump Output Voltage

Figure 4.

RF Divider Sensitivity vs. Frequency,

Mode and Temperature, +3.3V

Figure 5.

Example of Cycle Slip Prevention for

Frequency Hop from 5200 to 3950 MHz

Figure 6.

Typical Reference Sensitivity

vs. Frequency, 3.3V

-170

-160

-150

-140

-130

-120

-110

-100

-90

10

3

10

4

10

5

10

6

10

7

10

8

All Plots 50 MHz PFD

FREQUENCY OFFSET (Hz)

5800 MHz Integer

5801 MHz Fractional

2901 MHz Fractional

2900 MHz Integer

725 MHz Fractional

-50

-40

-30

-20

-10

0

10

20

0

50

100

150

200

250

300

FREQUENCY (MHz)

R = Max, +25C

R = 3, +85C

R = Max, +85C

R = 3, +25C

3900

4100

4300

4500

4700

4900

5100

5300

-10

0

10

20

30

40

50

60

70

TIME (USEC)

CSP ON

CSP OFF

-40

-30

-20

-10

0

10

20

0

2000

4000

6000

8000

10000

FREQUENCY (MHz)

INTEGER

FRACTIONAL

+25C

+85C

FRACTIONAL

INTEGER

-110

-105

-100

-95

-90

-85

-80

0

1

2

3

4

5

6

3800

4200

4600

5000

5400

FREQUENCY (MHz)

Phase Noise

Tuning Voltage

-170

-150

-130

-110

-90

-70

10

2

10

3

10

4

10

5

10

6

10

7

10

8

FREQUENCY OFFSET (Hz)

-99.5dBc, 1GHz, 200kHz PFD = -226.4dBc FOM

Fractional Mode 25MHz PFD

Integer Mode 200kHz PFD

-107dBc, 1GHz, 25MHz PFD = -213dBc FOM

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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.

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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