AD8302VPOSVPOS100mV4k ⍀ INPA(INPB)4k ⍀ +750 ⍀ 25 ⍀ VMAGON TO(VPHS)OFSA(OFSB)LOG-AMP–CLASS A-B10pF2k ⍀ CONTROLCOMMCOMM Circuit A Circuit B VPOSVPOSVPOSMFLTVREFMSET10k ⍀ (PFLT)10k ⍀ (PSET)1.5pF10k ⍀ 5k ⍀ ACTIVE LOADSCOMMCOMMCOMM Circuit C Circuit D Circuit E Figure 1. Equivalent Circuits REV. A –5– Document Outline FEATURES PRODUCT DESCRIPTION FUNCTIONAL BLOCK DIAGRAM SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION PIN FUNCTION DESCRIPTIONS ORDERING GUIDE CAUTION Equivalent Circuits Typical Performance Characteristics GENERAL DESCRIPTION AND THEORY Basic Theory Structure BASIC CONNECTIONS Measurement Mode Interfacing to the Input Channels Dynamic Range Cross Modulation of Magnitude and Phase Modifying the Slope and Center Point Comparator and Controller Modes APPLICATIONS Measuring Amplifier Gain and Compression CHARACTERIZATION SETUPS AND METHODS Gain Phase OUTLINE DIMENSIONS