DOCSIS 3.1 Upstream Amplifier

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Product Details

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Features

  • 58 dB gain control range in 1 dB steps using a 3-wire serial interface
  • 5 MHz to 205 MHz frequency operating range
  • ±0.4 dB incremental gain step accuracy
  • Maximum voltage gain 37 dB
  • Excellent IMD3 of -60 dBc at 68 dBmV total output power
  • Excellent second harmonic level of -60 dBc at 68 dBmV total output power
  • Excellent third harmonic level of -60 dBc at 68 dBmV total output power
  • Excellent noise figure of 6.5 dB at maximum gain
  • Capable of transmitting modulated carriers while meeting the DOCSIS 3.1 ACLR specification. At an output power of 65 dBmV at the F-connector (assuming 3 dB of output loss), the typical ACLR is -64 dBc
  • 5 V single supply operation
  • Excellent ESD protection at all pins
  • Unconditionally stable
  • Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances (RoHS)

Target Applications

  • DOCSIS 3.1 and 3.0 cable modems
  • VoIP modems
  • Set-top boxes

Design Resources

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Documentation

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