SGM834.pdf• Patents Pending Proprietary Circuits
• Seven Full Decades Range
• 3V to 5.5V Single-Supply Operation
• Low Power and Temperature Stable
• Precise Trimmed Scaling
• 10mV/dB Logarithmic Slope at VLOG Pin
• 100pA Basic Logarithmic Intercept
• Simple Slope and Intercept Adjustments
• 15V/μs Slew Rate
• 3.3mA (TYP) Quiescent Current (Enabled)
• 9μA (TYP) Shutdown Current (Disabled)
• Available in a Green TSSOP-14 Package
• Optimized for Fiber Optic Photodiode Interfacing
• Eight Full Decades of Range
Law Conformance 0.1 dB from 1 nA to 1 mA
• AD8304Single-Supply Operation (3.0 V– 5.5 V)
• Complete and Temperature Stable
• Accurate Laser-Trimmed Scaling:
Logarithmic Slope of 10 mV/dB (at VLOG Pin)
Basic Logarithmic Intercept at 100 pA
Easy Adjustment of Slope and Intercept
• Output Bandwidth of 10 MHz, 15 V/ s Slew Rate
• 1-, 2-, or 3-Pole Low-Pass Filtering at Output
• Miniature 14-Lead Package (TSSOP)
• Low Power: ~4.5 mA Quiescent Current (Enabled)
