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

7

7 - 8

pin Number

function

Description

interface schematic

1, 3 - 5, 7 - 16,

18, 20, 22, 23

N/C

No connection necessary. These pins may be connected to

rf/DC ground without affecting performance.

2

rfiN

This pin is DC coupled

and matched to 50 ohms.

6

res

This pin is used to set the DC current of the amplifier by

selection of external bias resistor. see application circuit.

17

rfoUT

rf output and DC BiAs for the second amplifier.

see Application Circuit for off-chip components.

19

rfiN2

This pin is DC coupled. An off-chip DC

blocking capacitor is required.

21

rfoUT1

This pin is matched to 50 ohms.

24

Vdd

power supply Voltage for the first amplifier. Choke inductor

and bypass capacitors are required. see application circuit.

Pin Descriptions

HMC718LP4 / 718LP4E

v01.1008

GaAs PHEMT MMIC HIGH IP3

LOW NOISE AMPLIFIER, 0.6 - 1.4 GHz