link to page 1 link to page 1 link to page 1 link to page 1 link to page 3 link to page 4 link to page 7 link to page 7 link to page 8 link to page 9 link to page 12 link to page 14 link to page 14 link to page 14 link to page 14 link to page 15 link to page 16 link to page 16 link to page 16 link to page 17 link to page 17 link to page 19 link to page 19 link to page 20 link to page 21 link to page 21 link to page 21 link to page 21 link to page 21 link to page 21 link to page 21 link to page 25 link to page 25 AD8313Data SheetTABLE OF CONTENTS Features .. 1 Basic Connections for Log (RSSI) Mode .. 15 Applications ... 1 Operating in Control er Mode ... 15 Functional Block Diagram .. 1 Input Coupling ... 16 General Description ... 1 Narrow-Band LC Matching Example at 100 MHz .. 16 Revision History ... 2 Adjusting the Log Slope... 18 Specifications ... 3 Increasing Output Current.. 18 Absolute Maximum Ratings .. 6 Effect of Waveform Type on Intercept .. 19 ESD Caution .. 6 Evaluation Board .. 20 Pin Configuration and Function Description .. 7 Schematic and Layout .. 20 Typical Performance Characteristics ... 8 General Operation ... 20 Circuit Description ... 11 Using the AD8009 Operational Amplifier .. 20 Interfaces .. 13 Varying the Logarithmic Slope ... 20 Power-Down Interface, PWDN .. 13 Operating in Control er Mode ... 20 Signal Inputs, INHI, INLO .. 13 RF Burst Response ... 20 Logarithmic/Error Output, VOUT .. 13 Outline Dimensions ... 24 Setpoint Interface, VSET ... 14 Ordering Guide .. 24 Applications Information .. 15 REVISION HISTORY 9/15—Rev. D to Rev. E Changes to General Description Section .. 1 Added Table 1; Renumbered Sequential y .. 1 Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 24 6/04—Rev. C to Rev. D Updated Evaluation Board Section .. 21 2/03—Rev. B to Rev. C TPCs and Figures Renumbered .. Universal Edits to Specifications .. 2 Updated ESD Caution .. 4 Updated Outline Dimensions ... 7 8/99—Rev. A to Rev. B5/99—Rev. 0 to Rev. A8/98—Revision 0: Initial Version Rev. E | Page 2 of 24 Document Outline Features Applications Functional Block Diagram General Description Table of Contents Revision History Specifications Absolute Maximum Ratings ESD Caution Pin Configuration and Function Description Typical Performance Characteristics Circuit Description Interfaces Power-Down Interface, PWDN Signal Inputs, INHI, INLO Logarithmic/Error Output, VOUT Setpoint Interface, VSET Applications Information Basic Connections for Log (RSSI) Mode Operating in Controller Mode Input Coupling Narrow-Band LC Matching Example at 100 MHz Adjusting the Log Slope Increasing Output Current Effect of Waveform Type on Intercept Evaluation Board Schematic and Layout General Operation Using the AD8009 Operational Amplifier Varying the Logarithmic Slope Operating in Controller Mode RF Burst Response Outline Dimensions Ordering Guide