Digital Attenuator, 15 dB, 4-Bit

DC-2.0 GHz

AT-210

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Visit www.macom.com for additional data sheets and product information.

V4

2

SOIC-16

†

Parameter

Test Conditions

Frequency

Units

Min.

Typ.

Max.

Insertion Loss (Reference state)

DC - 0.1 GHz

DC - 0.5 GHz

DC - 1.0 GHz

DC - 2.0 GHz

dB

dB

dB

dB

—

—

—

—

0.9

1.3

1.5

2.0

—

1.5

1.8

—

Attenuation Accuracy

4

DC - 1.0 GHz

DC - 2.0 GHz

VSWR

Ratio

—

1.4

—

Trise, Tfall

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

—

nS

—

10

—

Ton, Toff

50% Control to 90% RF,

50% Control to 10% RF

—

nS

—

15

—

Transients

In-Band

—

mV

—

18

—

1 dB Compression

Input Power

Input Power

0.05 GHz

0.5 - 2.0 GHz

dBm

dBm

—

—

22

28

—

—

Measured Relative to Input Power

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

0.05 GHz

0.5 - 2.0 GHz

dBm

dBm

—

—

49

72

—

—

Measured Relative to Input Power

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

0.05 GHz

0.5 - 2.0 GHz

dBm

dBm

—

—

45

50

—

—

± (0.15 dB + 3% of Atten Setting in dB) dB

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

Control Current

µA

—

10

20

4. Attenuation accuracy specifications apply with negative bias control and low inductance grounding.

Truth Table

5

5. 0 = -0.2 V to 0 V, 1 = -8 V to -5 V.

VC4 VC4

VC3

VC3

VC2

VC2 VC1 VC1

Attenuation

(dB)

1

0

1

0

1

0

1

0

Reference

state

0

1

1

0

1

0

1

0

1 dB

1

0

0

1

1

0

1

0

2 dB

1

0

1

0

0

1

1

0

4 dB

1

0

1

0

1

0

0

1

8 dB

0

1

0

1

0

1

0

1

15 dB

Control Inputs