For price, delivery and to place orders: Hittite Microwave Corporation, 2 Elizabeth Drive, 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

3

HMC468ALP3E

v00.1212

1dB LSB GaAs MMIC 3-BIT DIGITAL

POSITIVE CONTROL ATTENUATOR, DC - 6GHz

Truth Table

TTL/CMOS Control Voltages

State

Bias Condition

Low

0 to 0.8 Vdc @ -0.05 uA Typ.

High

+2.0 to +5.0 Vdc @ 40 uA Typ.

Control Voltage Input

Attenuation Setting

RF1 - RF2

V1

4 dB

V2

2 dB

V3

1 dB

High

High

High

Reference I.L.

High

High

Low

1 dB

High

Low

High

2 dB

Low

High

High

4 dB

Low

Low

Low

7 dB

Any combination of the above states will provide an attenuation

approximately equal to the sum of the bits selected.

Step Error

Between Successive Attenuation States

Bias Voltage & Current

Vdd Range= +5.0 Vdc ± 10%

Vdd

(Vdc)

Idd (Typ.)

(mA)

Idd (Max.)

(mA)

+5.0

1.05

1.8

-1

-0.6

-0.2

0.2

0.6

1

012345

6

IL

1 dB

2 dB

3 dB

4 dB

5 dB

6 dB

7 dB

FREQUENCY (GHz)

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