HMC346LP3E データシートの表示（PDF） - Hittite Microwave

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HMC346LP3E

GaAs MMIC VOLTAGE-VARIABLE ATTENUATOR, DC - 14 GHz

Hittite Microwave 

5

Pin Descriptions

v05.1008

HMC346LP3 / 346LP3E

GaAs MMIC VOLTAGE-VARIABLE

ATTENUATOR, DC - 14 GHz

Pin Number

Function

Description

Interface Schematic

1, 3, 7, 10, 12

GND

Package bottom has exposed metal paddle that must also be

connected to PCB RF ground.

2, 11

RF1

This pin is DC coupled and matched to 50 Ohm. Blocking

capacitors are required if the RF line potential is not equal to

RF2

0V.

4, 9, 13, 14, 15, 16

N/C

This pin should be connected to PCB RF ground.

5, 8

V2, V1

Control input (master).

6

I

Control input (slave).

Single-Line Control Driver

5 - 100

External op-amp control circuit maintains impedance match while attenuation is varied. Input control ranges from 0 Volts

(min. attenuation) to -3.0 Volts (max. attenuation.)

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

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