ADL5303ACPZ-RL
160分贝范围100 pA的10 mA的低成本对数转换器 160 dB Range 100 pA to 10 mA Low Cost Logarithmic Converter
GENERAL DESCRIPTION
The ADL5303is a monolithic logarithmic detector optimized for the measurement of low frequency signal power in fiber optic systems and offers a large dynamic range in a versatile and easily used form. Wide measurement range and accuracy are achieved using proprietary design and precise laser trimming.
FEATURES
Optimized for fiber optic photodiode interfacing
8 full decades of range
Law conformance: 0.1 dB from 1 nA to 1 mA
Single-supply operation: 3.0 V to 5.5 V
Complete and temperature stable
Accurate laser trimmed scaling
Logarithmic slope of 10 mV/dB at the VLOG pin
Basic logarithmic intercept at 100 pA
Easy adjustment of slope and intercept
Output bandwidth of 10 MHz, 15 V/μs slew rate
Miniature 16-lead package LFCSP
Low power: ~4.5 mA quiescent current enabled
APPLICATIONS
High accuracy optical power measurement
Wide range baseband log compression
Versatile detector for APC loops