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 6 link to page 6 link to page 7 link to page 8 link to page 15 link to page 15 link to page 15 link to page 15 link to page 15 link to page 15 link to page 16 link to page 16 link to page 16 link to page 17 link to page 18 link to page 18 link to page 18 link to page 19 link to page 19 link to page 19 link to page 20 link to page 20 link to page 21 link to page 22 link to page 22 link to page 23 link to page 25 link to page 25 ADL5502TABLE OF CONTENTS Features .. 1 RF Input Interfacing ... 16 Applications ... 1 Linearity ... 17 Functional Block Diagram .. 1 Output Drive Capability and Buffering ... 18 General Description ... 1 Selecting the Square-Domain Filter and Output Low-Pass Revision History ... 2 Filter ... 18 Specifications ... 3 Power Consumption, Enable, and Power-On/Power-Off Response Time .. 19 Absolute Maximum Ratings .. 6 Device Calibration and Error Calculation .. 19 ESD Caution .. 6 Calibration for Improved Accuracy ... 20 Pin Configuration and Function Descriptions ... 7 Calculation of Crest Factor (CF) .. 20 Typical Performance Characteristics ... 8 Drift over a Reduced Temperature Range .. 21 Circuit Description ... 15 Operation at High Frequencies .. 22 RMS Circuit Description and Filtering ... 15 Device Handling ... 22 Filtering .. 15 Evaluation Board .. 23 Envelope Peak-Hold Circuit ... 15 Outline Dimensions ... 25 Output Buffers .. 15 Ordering Guide .. 25 Measuring the Crest Factor ... 15 Applications Information .. 16 Basic Connections .. 16 REVISION HISTORY1/11—Rev. 0 to Rev. A Changes to Output Intercept Parameters, Table 1 .. 3 Changes to Figure 34 .. 13 10/08—Revision 0: Initial Version Rev. A | Page 2 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS CIRCUIT DESCRIPTION RMS CIRCUIT DESCRIPTION AND FILTERING FILTERING ENVELOPE PEAK-HOLD CIRCUIT OUTPUT BUFFERS MEASURING THE CREST FACTOR APPLICATIONS INFORMATION BASIC CONNECTIONS RF INPUT INTERFACING Resistive Tap RF Input Multiple RF Inputs LINEARITY Output Swing VRMS Output Offset OUTPUT DRIVE CAPABILITY AND BUFFERING SELECTING THE SQUARE-DOMAIN FILTER AND OUTPUT LOW-PASS FILTER POWER CONSUMPTION, ENABLE, AND POWER-ON/POWER-OFF RESPONSE TIME DEVICE CALIBRATION AND ERROR CALCULATION CALIBRATION FOR IMPROVED ACCURACY CALCULATION OF CREST FACTOR (CF) DRIFT OVER A REDUCED TEMPERATURE RANGE OPERATION AT HIGH FREQUENCIES DEVICE HANDLING EVALUATION BOARD Operating in Peak-Hold Mode Land Pattern and Soldering Information OUTLINE DIMENSIONS ORDERING GUIDE