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

4

4

4 - 7

v01.0414

HMC905LP3E

6 GHz LOW NOISE PROGRAMMABLE

DIVIDER (N = 1 to 4)

Pin Description

Pin Number

Function

Description

Interface Schematic

1

Vcc

+3.3V Voltage Supply

2

RFINP

RF Positive Input.

Input is DC coupled, external DC blocks required.

3

RFINN

RF Negative Input.

Input is DC coupled, external DC blocks required.

4

GND

This pin must be connected to RF/DC ground.

5

B0

Division ratio (LSB)

See programming truth table.

6

B1

Division ratio (MSB)

See programming truth table.

7

CTRL

Divider Output Buffer Power Control

13

BIAS1

Divider Core Bias Control

14

BIAS0

Divider Core Bias Control

15

EN

Chip Enable

8, 9, 12, 16

N/C

No connection required. This pin may be

connected to ground, without affecting performance.

Information furnished by Analog Devices is believed to be accurate and reliable. However, no

responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other

rights of third parties that may result from its use. Specifications subject to change without notice. No

license is granted by implication or otherwise under any patent or patent rights of Analog Devices.

Trademarks and registered trademarks are the property of their respective owners.

For price, delivery, and to place orders: Analog Devices, Inc.,

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106

Phone: 781-329-4700 • Order online at www.analog.com

Application Support: Phone: 1-800-ANALOG-D