For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, 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

11

11 - 10

Pin Descriptions

HMC909LP4E

v02.0511

RMS POWER DETECTOR

SINGLE-ENDED, DC - 5.8 GHz

Pin Number

Function

Description

Interface schematic

1, 16, 21, 23

Vcc

Power supply. connect supply voltage to these pins

with appropriate filtering.

2, 5, 6, 8,

11 - 13, 22

Package Base

GND

Package bottom has an exposed metal paddle that

must be connected to rF/Dc ground.

3, 4

IN+, IN-

rF Input pins. see application

information for input interfacing.

7

eNX

Disable pin. connect to GND for normal operation.

Applying voltage V>0.8xVcc will initiate power saving

mode

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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