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CHT3029-QEG - DC-31GHz 4Bit Digital Attenuator

General Description

The CHT3029-QEG is a very wide band digital attenuator, which integrates 4 bits with a LSB of 1dB and provides a dynamic range of 15dB from DC to 31GHz.

It is designed for a wide range of applications, from military to commercial communication systems.

Key Features

  • Broadband performances: DC-31GHz.
  • Insertion Loss: 4dB@20GHz 8dB@31GHz.
  • Attenuation step: 1dB.
  • Dynamic: 15dB.
  • RMS attenuation error: 0.5 dB.
  • Return Losses: 12dB.
  • DC bias: V+=5V and V-=-5V.
  • No internal DC Block at Input and Output RF accesses.
  • QFN 4x5 Main Electrical Characteristics Tamb. = +25°C Symbol Parameter Min Freq Frequency range DC IL Insertion Loss @20GHz @31GHz Rms_att_er RMS of attenuation error Dyn Dynamic Typ Max Unit 31.

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Datasheet Details

Part number CHT3029-QEG
Manufacturer United Monolithic Semiconductors
File Size 1.10 MB
Description DC-31GHz 4Bit Digital Attenuator
Datasheet download datasheet CHT3029-QEG Datasheet

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CHT3029-QEG DC-31GHz 4Bit Digital Attenuator GaAs Monolithic Microwave IC in SMD leadless package Description The CHT3029-QEG is a very wide band digital attenuator, which integrates 4 bits with a LSB of 1dB and provides a dynamic range of 15dB from DC to 31GHz. It is designed for a wide range of applications, from military to commercial communication systems. The circuit is manufactured with a pHEMT process, 0.25µm gate length, via holes through the substrate, air bridges and electron beam gate lithography. It is supplied in RoHS compliant SMD package. Main Features ■ Broadband performances: DC-31GHz ■ Insertion Loss: 4dB@20GHz 8dB@31GHz ■ Attenuation step: 1dB ■ Dynamic: 15dB ■ RMS attenuation error: 0.