link to page 1 link to page 1 link to page 1 link to page 1 link to page 2 link to page 3 link to page 5 link to page 5 link to page 6 link to page 7 link to page 13 link to page 16 link to page 17 link to page 17 link to page 17 link to page 18 link to page 25 link to page 25 link to page 26 link to page 27 link to page 29 link to page 29 ADL5304Data SheetTABLE OF CONTENTS Features .. 1 Terminology .. 16 Applications ... 1 Theory of Operation .. 17 General Description ... 1 Basic Concepts .. 17 Simplified Block Diagram ... 1 Optical Measurements ... 17 Revision History ... 2 Circuit Description .. 18 Specifications ... 3 Applications Information .. 25 Absolute Maximum Ratings .. 5 Using the ADL5304 .. 25 ESD Caution .. 5 Using a Negative Supply .. 26 Pin Configuration and Function Descriptions ... 6 Evaluation Board Schematic and Silkscreens ... 27 Typical Performance Characteristics ... 7 Outline Dimensions ... 29 Test Circuits ... 13 Ordering Guide .. 29 REVISION HISTORY 3/16—Rev. 0 to Rev. A Changes to Specified Current Range Parameter, Table 1 .. 3 Changes to Figure 2 and Table 3 ... 6 Changes to Figure 58 .. 27 Updated Outline Dimensions ... 29 Changes to Ordering Guide .. 29 9/11—Revision 0: Initial Version Rev. A | Page 2 of 32 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION SIMPLIFIED BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS TERMINOLOGY THEORY OF OPERATION BASIC CONCEPTS OPTICAL MEASUREMENTS Decibel Scaling CIRCUIT DESCRIPTION Bandwidth vs. Current Noise vs. Current Filtering to Improve Noise and Dynamic Behavior Photodiode Bias Reference Outputs Buffer Amplifier Setting the Log Slope and Intercept Slope Inversion Log Ratio Operation APPLICATIONS INFORMATION USING THE ADL5304 Using the Adaptive Bias Summing Node Voltage Leakage VLOG Output Dynamic Response USING A NEGATIVE SUPPLY EVALUATION BOARD SCHEMATIC AND SILKSCREENS OUTLINE DIMENSIONS ORDERING GUIDE