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Programmable Attenuator: DTA-22G28G-50-CD-1

September 17, 2013
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DTA-22G28G-50-CD-1PMI Model DTA-22G28G-50-CD-1 is a 50 dB monotonic programmable attenuator with 11-bit resolution that provides a step size of 0.025 dB. It has also been designed to have very low insertion loss over the frequency range of 22.5 to 27.5 GHz.

Specifications:

Frequency Range

22.5 to 27.5GHz

Insertion Loss

2.2dB max

Max Input Power

10mw (CW or Peak)

VSWR

2.2:1 max

Attenuation Range

1 to 51.175dB

Number of Bits

11-Bits (2048 Steps)

Max Step Size

0.04dB

Power Supply

+15V @100mA max

Power Supply Rejection

0.1dB/Volt max

Switching Speed

500nSec max

RF Connectors

2.92mm Female Input and Output

Data Control Input

True Binary (Not BDC)
TTL Logic Levels

Latch

Logic 1: Data Transparent
Logic 0: Data Locked

Size

1.8" x 1.15" 0.4"

Environmental Ratings:

Temperature:

 -40ºC to +85 ºC Operating

 -54 ºC to +100 ºC Non-Operating

 Humidity:

95% max

 Shock:

 MIL-STD-202G, Method 213B Cond. B

 Vibration:

 MIL-STD-202G, Method 204D Cond. B

 Altitude:

 MIL-STD-202G, Method 105C Cond. B

 Temperature Cycle:

 MIL-STD-202G, Method 107D Cond. A

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