12 - 9

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

12

Application Circuit

HMC681LP5 / 681LP5E

v03.1010

0.5 dB LSB GaAs MMIC 6-BIT DIGITAL VARIABLE

GAIN AMPLIFIER w/ SERIAL CONTROL, DC - 1 GHz

tuned frequency

50 - 350 mHz

350 - 1000 mHz

evaluation pCb

119171

123115

C1, C2, C9, C10

3300 pf

100 pf

C6 - C8

330 pf

100 pf

l1, l2

560 nH

270 nH

Components for Selected Frequencies