0

5

10

15

20

25

30

35

0

1

2

3

4

5

Control Voltage (Volts)

-5

0

5

10

15

20

25

0

1

2

3

4

5

Control Voltage (Volts)

-2

-1

0

1

2

3

0

1

2

3

4

5

Control Voltage (Volts)

-45

-40

-35

-30

-25

-20

-15

-10

-5

0

5

4.5

4

3.5

3

2.5

2

1.5

1

0.5

0

Control Voltage(Volts)

-45

-40

-35

-30

-25

-20

-15

-10

-5

0

54.5

43.5

3

2.5

21.5

10.5

0

Control Voltage(Volts)

-50

-45

-40

-35

-30

-25

-20

Frequency (dB)

Typical Performance Curves (Cont’d)

Maximum Attenuation vs. Frequency

Attenuation vs. Control Voltage Typical

Device Deviations F = 2200 MHz @ +25°C

Attenuation vs. Control Voltage Typical

Device Deviation F = 1800 MHz @ +25°C

-50

-45

-40

-35

-30

-25

-20

-15

-10

-5

0

5

4.5

4

3.5

3

2.5

2

1.5

1

0.5

0

Control Voltage(Volts)

-20

-18

-16

-14

-12

-10

-8

-6

-4

-2

0

54.5

43.5

32.5

21.5

10.5

0

Control Voltage (Volts)

Output Return Loss

Input Return Loss

Return Loss vs. Control Voltage @ +25°C

F = 2200 MHz

Attenuation vs. Control Voltage Typical

Device Deviation f = 900 MHz @ +25°C

Voltage Variable Absorptive Attenuator, 40 dB, 0.5-3.0 GHz

AT-108

North America: Tel. (800) 366-2266, Fax (800) 618-8883

Asia/Pacific: Tel.+81-44-844-8296, Fax +81-44-844-8298

Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020

Specifications subject to change without notice.

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

V 4.0

Attenuation vs. Temperature,

Normalized to +25°C, F=900 MHz

-40°C

-85°C

1 dB Compression vs. Control Voltage

@ +25°C, F = 900 MHz

400 MHz

900 MHz