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

9

9 - 5

Application Circuit

pin Descriptions

pin number

function

Description

interface schematic

1

rfin

This pin is DC coupled. An off-chip

DC blocking capacitor is required.

3

rfoUT

rf output and DC BiAs for the amplifier.

see Application Circuit for off-chip components.

2, 4

GnD

These pins and package bottom must

be connected to rf/DC ground.

HMC636ST89 / 636ST89E

v02.0311

GaAs pHEMT HiGH LinEAriTy

Gain Block, 0.2 - 4.0 GHz