Custom MMIC

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Parameter

Min

Typ

Max

Units

Vee

-5.5

-5

-2.5

V

Electrical performance is measured at specific

test conditions. Electrical specifications are not

guaranteed over all recommended operating con-

ditions.

Absolute Maximum Ratings

Recommended Operating Conditions

Specifications

Parameter

Rating

Bias Voltage, Vee

-8 V

Control Voltage, Vctl

-8 V

RF Input Power

+27 dBm

Operating Temperature

-40 to 85 °C

Storage Temperature

-55 to 150 °C

125.32 ºC/W

ver 1.0 0618

CMD280C3

DC-18 GHz 5-bit Digital Attenuator

Truth Table

Control Voltage Input

P0

0.5 dB

P1

1 dB

P2

2 dB

P3

4 dB

P4

8 dB

Low

Low

Low

Low

Low

Reference

(insertion loss)

High

Low

Low

Low

Low

0.5

Low

High

Low

Low

Low

1.0

Low

Low

High

Low

Low

2.0

Attenuation

State

RF1-RF2

(dB)

Low

Low

Low

High

Low

4.0

Low

Low

Low

Low

High

8.0

High

High

High

High

High

15.5

State

Bias Condition

High

Vee ± 0.3 V

Low

0 ± 0.3 V

Control Voltage

Exceeding any one or combination of the maximum ratings

may cause permanent damage to the device.

Any combination of the above states will result in an attenua-

tion approximately equal to the sum of the bits selected.