Digital Attenuator, 5-Bit, Single Control

31 dB, 0.05 - 4.0 GHz

Rev. V3

MAADSS0016

2

2

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2

Parameter

Test Conditions

Units

Min.

Typ.

Max.

Reference Insertion Loss

1.0 GHz

dB

—

1.5

3.0

Attenuation Accuracy

1.0 GHz

All bits except 31 dB

± (0.3 dB + 1% of attenuation setting in dB) dB

Attenuation Accuracy

1.0 GHz, 31 dB

dB

30

—

32

VSWR

0.05 - 4.0 GHz

Ratio

—

1.5:1

—

10% to 90% RF, 90% to 10% RF

ns

—

40

—

Ton, Toff

50% Control to 90% RF,

50% Control to 10% RF

ns

—

65

—

Transients

In Band

mV

—

75

—

Input P1dB

2.0 GHz

dBm

—

30

—

2-Tone, +5 dBm/tone, 1 MHz Spacing

0.5 GHz

2.0 GHz

dBm

—

—

75

80

—

—

2-Tone, +5 dBm/tone, 1 MHz Spacing

0.5, 2.0 GHz

dBm

—

42

—

µA

—

20

25

µA

—

200

300

8. External DC blocking capacitors are required on all RF ports.

9. Low frequency is determined by DC block and GND capacitor value.

VC1

VC2

VC4

VC8 VC16

Attenuation (dB)

0

0

0

0

0

Reference IL

1

0

0

0

0

1

0

1

0

0

0

2

0

0

1

0

0

4

0

0

0

1

0

8

0

0

0

0

1

16

1

1

1

1

1

31

10. 0 = 0V, 1 = +2.5 to 5V.

Handling Procedures

Please observe the following precautions to avoid

damage:

Static Sensitivity

Gallium Arsenide Integrated Circuits are sensitive

to electrostatic discharge (ESD) and can be

damaged by static electricity. Proper ESD control

techniques should be used when handling these

devices.

Recommended PCB

Off-Chip Component Values

Component

Value

Package

C1 - C10

1000 Pf

0201