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

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12

12 - 167

Pin Number

Function

Description

Interface Schematic

1-3, 5, 6,

21-24

N/C

No Connection. These pins may be connected to RF/

DC ground. Performance will not be affected.

4

Vtune

VCO control voltage input.

7, 9

GND

This pin must be connected to RF / DC ground.

8

RFOUT

RF output (AC coupled).

10

Vcc1

VCO Supply Voltage, +5V.

11

OP-AMP OUT

Op-Amp output voltage.

12

Vcc2

Op-amp Supply Voltage, +12V.

13

IN-

Op-amp negative input voltage.

14

IN+

Op-amp positive input voltage.

Pin Descriptions

HMC535LP4 / 535LP4E

v01.1009

PHASE-LOCKED OSCILLATOR,

14.7 - 15.4 GHz