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TPA8304 Key Features

  • 7 full decades of range: 1nA to 10mA
  • Law conformance error: 0.2 dB from 10nA to 10mA
  • Basic logarithmic intercept at 100 pA
  • Logarithmic slope of 200 mV/20dB (at the VLOG pin)
  • Optimized for fiber optic photodiode interfacing
  • Single-supply operation: 4.5 V to 5.5 V
  • Power down mode

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TPA8304 Description

The TPA8304 is a logarithmic detector optimized for the measurement of low frequency signal power in fiber optic systems and offers a large dynamic range. Wide measurement range, accuracy and fast step response are achieved, which is very suitable for the requirement of optic system. The TPA8304 requires only a single positive supply of 5.