Digital Attenuator

31.0 dB, 5-Bit, TTL Driver, DC-3.0 GHz

Rev. V5

MAATCC0010

2

2

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2

Parameter

Frequency

Units

Min

Typ

Max

Test Conditions

Insertion Loss

DC - 3.0 GHz

dB

—

3.6

4.0

—

Attenuation Accuracy

DC - 3.0 GHz

DC - 3.0 GHz

dB

dB

—

—

—

—

±(.3 +5% of atten setting)

±(.5 +7% of atten setting)

Individual Bits 1-2-4-8-16 dB

Any Combination of Bits 1 to 31 dB

VSWR

DC - 3.0 GHz

Ratio

—

2.0:1

2.2:1

Full Range

Switching Speed

—

—

ns

ns

—

—

75

20

150

50

50% Cntl to 90%/10% RF

10% to 90% or 90% to 10%

1 dB Compression

50 MHz

0.5 - 3.0 GHz

dBm

dBm

—

—

+21

+24

—

—

—

—

50 MHz

0.5 - 3.0 GHz

dB

dB

—

—

+35

+48

—

—

Two-tone inputs up to +5 dBm

Vcc

Vee

—

—

V

V

4.75

-8.0

5.0

-5.0

5.25

-4.75

—

—

—

—

V

V

0.0

2.0

—

—

0.8

5.0

LOW-level input voltage

HIGH-level input voltage

lin (Input Leakage Current)

—

uA

-1.0

—

1.0

Icc

(Quiescent Supply Current)

—

uA

—

250

400

ΔIcc

(Additional Supply Current

Per TTL Input Pin)

—

mA

—

—

1.0

—

mA

-1.0

-0.2

—

Thermal Resistance θjc

—

—

°C/W

—

35

—

Parameter

Absolute Maximum

Max. Input Power

0.05 GHz

0.5 - 3.0 GHz

+27 dBm

+34 dBm

Operating Temperature

-40ºC to +85ºC

Storage Temperature

-65ºC to +125ºC

3.

Exceeding any one or combination of these limits may cause

permanent damage to this device.

4.

M/A-COM does not recommend sustained operation near

these survivability limits.

5.

Standard CMOS TTL interface, latch-up will occur if logic

signal is applied prior to power supply.

6.

Application Note S2083 is available on line at www.macom.com