Constant Phase Digital Attenuator

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

Rev. V1

MAAD-009194-000100

• North America Tel: 800.366.2266 • Europe Tel: +353.21.244.6400

• India Tel: +91.80.4155721

• China Tel: +86.21.2407.1588

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

M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make

changes to the product(s) or information contained herein without notice.

2

ADVANCED:

Data Sheets contain information regarding a product M/A-COM Technology Solutions

is considering for development. Performance is based on target specifications, simulated results,

and/or prototype measurements. Commitment to develop is not guaranteed.

PRELIMINARY:

Data Sheets contain information regarding a product M/A-COM Technology

Solutions has under development. Performance is based on engineering tests. Specifications are

typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available.

Commitment to produce in volume is not guaranteed.

Parameter

Test Conditions

Frequency

Units

Min

Typ

Max

Operating Power

—

—

dBm

—

—

+20

Reference Insertion Loss

—

DC - 1.0 GHz

DC - 2.0 GHz

DC - 3.0 GHz

dB

dB

dB

—

—

—

—

—

—

4.5

5.0

5.3

Any Single Bit

Any Combination of Bits

Any Combination of Bits

DC - 3.0 GHz

DC - 2.0 GHz

2.0 - 3.0 GHz

± (0.3 +3% of attenuation setting in dB) dB

± (0.3 +3% of attenuation setting in dB) dB

± (0.3 +4% of attenuation setting in dB) dB

Phase Accuracy

Relative to Reference Loss State

Any Single Bit

Any Single Bit

Any Combination of Bits

Any Combination of Bits

Any Combination of Bits

DC - 2.0 GHz

2.0 - 3.0 GHz

DC - 1.0 GHz

1.0 - 2.0 GHz

2.0 - 3.0 GHz

deg

deg

deg

deg

deg

± 3

± 5

± 4

± 11

± 18

VSWR

—

DC - 3.0 GHz

Ratio

—

—

1.8:1

Switching Speed

Ton

Toff

Trise

Tfall

1.3 V Cntl to 90% RF

1.3 V Cntl to 10% RF

10% RF to 90% RF

90% RF to 10% RF

—

—

__

__

ns

ns

ns

ns

—

—

—

—

See Table

12.8

See Table

3

—

—

—

—

Reference State

Reference State

0.05 GHz

0.5 - 3.0 GHz

dBm

dBm

—

—

>+26

>+26

—

—

Input IP3

For two-tone Input Power

up to +5 dBm

0.05 GHz

0.5 - 3.0 GHz

dBm

dBm

—

—

+39

+41

—

—

Input IP2

For two-tone Input Power

up to +5 dBm

0.05 GHz

0.5 - 3.0 GHz

dBm

dBm

—

—

+45

+68

—

—

Vcc

Vee

—

—

—

—

V

V

4.5

-8.0

5.0

-5.0

5.5

-4.5

LOW-level input voltage

HIGH-level input voltage

—

—

V

V

0.0

2.0

0.0

5.0

0.8

5.0

lin (Input Leakage Current)

—

uA

-1

—

1

Icc

(Quiescent Supply Current)

—

uA

—

250

400

ΔIcc

(Additional Supply Current Per

TTL Input Pin)

—

mA

—

—

1.5

Iee

—

mA

-1.0

-0.2

—

Thermal Resistance θjc

—

—

°C/W

—

50

—

2. This attenuator is guaranteed monotonic.

3. 1 dB Compression was measured up to +26 dBm, which is the absolute maximum rating for this device.