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CHT4012A98F - DC-6GHz 6-BIT DIGITAL ATTENUATOR

Datasheet Summary

Description

The CHT4012a98F is a DC-6GHz monolithic 6 bit digital attenuator with a LSB = 0.5dB offering a high dynamic range and a high accuracy, the RMS amplitude error is typically as low as 0.3dB.

The circuit provides low insertion loss 2.5dB associated to input and output return losses better than 14dB.

Features

  • Broadband performances: DC-6GHz.
  • Insertion Loss (state 0): 2.5dB.
  • RMS attenuation error: 0.3dB.
  • RMS phase variation: 1deg.
  • DC bias: V+=5V and V-=-5V.
  • No decoupling capacitance on Input and Output RF accesses.
  • Chip size 2.41x1.32x0.1mm Frequency : 0.1GHz-6GHz Main Characteristics Tamb. = +25°C Symbol Parameter Freq Frequency range IL Insertion Loss Rms_att_er RMS of attenuation error Rms_phivar RMS of phase variation (0.1 to 6GHz) Min Typ Max Unit D.

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Datasheet Details

Part number CHT4012A98F
Manufacturer United Monolithic Semiconductors
File Size 889.36 KB
Description DC-6GHz 6-BIT DIGITAL ATTENUATOR
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CHT4012a98F RoHS COMPLIANT DC-6GHz 6-BIT DIGITAL ATTENUATOR GaAs Monolithic Microwave IC Description The CHT4012a98F is a DC-6GHz monolithic 6 bit digital attenuator with a LSB = 0.5dB offering a high dynamic range and a high accuracy, the RMS amplitude error is typically as low as 0.3dB. The circuit provides low insertion loss 2.5dB associated to input and output return losses better than 14dB. A CMOS and TTL compatible interface is available on chip. The circuit is mainly dedicated to defence and space systems and is also well suited for a wide range of microwave applications and systems. The circuit is manufactured with a pHEMT process, 0.25µm gate length and electron beam gate lithography.
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