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AD8305

Part Number AD8305
Manufacturer Analog Devices
Description Logarithmic Converter
Published Jan 2, 2017
Detailed Description FEATURES Optimized for fiber optic photodiode interfacing Measures current over 5 decades Law conformance 0.1 dB from 10...
Datasheet AD8305





Overview
FEATURES Optimized for fiber optic photodiode interfacing Measures current over 5 decades Law conformance 0.
1 dB from 10 nA to 1 mA Single- or dual-supply operation (3 V to 12 V total) Full log-ratio capabilities Nominal slope of 10 mV/dB (200 mV/decade) Nominal intercept of 1 nA (set by external resistor) Optional adjustment of slope and intercept Complete and temperature stable Rapid response time for a given current level Miniature 16-lead chip scale package (LFCSP 3 mm × 3 mm) Low power: ~5 mA quiescent current APPLICATIONS Optical power measurement Wide range baseband logarithmic compression Measurement of current and voltage ratios Optical absorbance measurement GENERAL DESCRIPTION The...






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