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8 - 35

For price, delivery, and to place orders, please contact Hittite Microwave Corporation:

20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373

Order On-line at www.hittite.com

The grounded Co-Planar Wave Guide (CPWG) PCB input/output transitions allow use of Ground-Signal-Ground

(GSG) probes for testing. Suggested probe pitch is 400mm (16 mils). Alternatively, the board can be mounted in

a metal housing with 2.4 mm coaxial connectors.

Evaluation PCB

Evaluation Circuit Board Layout Design Details

LM3 package mounted to evaluation PCB

Layout Technique

Micro Strip to CPWG

Material

Rogers 4003 with 1/2 oz. Cu

Dielectric Thickness

0.008” (0.20 mm)

Microstrip Line Width

0.018” (0.46 mm)

CPWG Line Width

0.016” (0.41 mm)

CPWG Line to GND Gap

0.005” (0.13 mm)

Ground Via Hole Diameter

0.008” (0.20 mm)

C1

100 pF Capacitor, 0402 Pkg.

HMC265LM3

GaAs MMIC SUB-HARMONIC

SMT MIXER, 20 - 31 GHz

v01.1201

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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.

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