Digital Attenuator, 15.5 dB, 5-Bit

DC - 2.0 GHz

MAATSS0021

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V1

2

RoHS

Compliant

Parameter

Test Conditions

Units

Min

Typ

Max

Reference Insertion Loss

DC - 0.1 GHz

DC - 0.5 GHz

DC - 1.0 GHz

DC - 2.0 GHz

dB

dB

dB

dB

—

—

—

—

1.1

1.3

1.5

1.8

—

—

—

2.0

DC - 2.0 GHz

± (0.30 dB +3% of Attenuation Setting in dB) dB

VSWR

(Any state)

Ratio

—

1.5:1

—

Trise, Tfall

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

nS

—

12

—

Ton, Toff

50% Control to 90% RF, 50% Control to 10% RF

nS

—

18

—

Transients

In Band

mV

—

30

—

1 dB Compression

Input Power, 0.05 GHz

Input Power, 0.5 - 2.0 GHz

dBm

dBm

—

—

22

27

—

—

0.05 GHz

0.5 - 2.0 GHz

Measured Relative to Input Power

(for two-tone input power up to +5 dBm)

dBm

dBm

—

—

53

68

—

—

0.05 GHz

0.5 - 2.0 GHz

Measured Relative to Input Power

(for two-tone input power up to +5 dBm)

dBm

dBm

—

—

40

45

—

—

3. Attenuation acccuracy specifications apply with negative bias control and low inductance grounding.

Truth Table

0 = Vin Low = 0 V = 0 to –0.2 V @ 20 µA maximum

1 = Vin High = -5 V at 20 µA to -8 V at 20 µA maximum

VC5 VC4 VC3 VC3 VC2 VC2 VC1 VC1

Atten.

1

1

1

0

1

0

1

0

Reference

0

1

1

0

1

0

1

0

0.5 dB

1

0

1

0

1

0

1

0

1 dB

1

1

0

1

1

0

1

0

2 dB

1

1

1

0

0

1

1

0

4 dB

1

1

1

0

1

0

0

1

8 dB

0

0

0

1

0

1

0

1

15.5 dB

Control Inputs

†

Reference Application Note M538 for lead-free solder reflow

recommendations.