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ADL5306 - Low Cost Logarithmic Converter

Description

The ADL5306∗ is a low cost microminiature logarithmic converter optimized for determining optical power in fiber optic systems.

The ADL5306 is derived from the AD8304 and AD8305 translinear logarithmic converters.

Features

  • Optimized for fiber optic photodiode interfacing Measures current over 3 decades Law conformance 0.1 dB from 100 nA to 100 μA Single- or dual-supply operation (3 V to ±5.5 V total) Full log-ratio capabilities Temperature stable Nominal slope of 10 mV/dB (200 mV/decade) Nominal intercept of 1 nA (set by external resistor) Optional adjustment of slope and intercept Rapid response time for a given current level Miniature 16-lead chip scale package (LFCSP 3 mm × 3 mm) Low power: ~5 mA quiescent curr.

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FEATURES Optimized for fiber optic photodiode interfacing Measures current over 3 decades Law conformance 0.1 dB from 100 nA to 100 μA Single- or dual-supply operation (3 V to ±5.
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