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 3 link to page 4 link to page 5 link to page 5 link to page 5 link to page 5 link to page 6 link to page 8 link to page 13 link to page 14 link to page 14 link to page 14 link to page 14 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 17 link to page 17 link to page 17 link to page 17 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 21 link to page 22 link to page 24 link to page 25 ADA4817-1/ADA4817-2Data SheetTABLE OF CONTENTS Features .. 1 Driving Capacitive Loads .. 15 Applications ... 1 Thermal Considerations .. 15 Connection Diagrams .. 1 Power-Down Operation .. 15 General Description ... 1 Capacitive Feedback ... 16 Revision History ... 2 Higher Frequency Attenuation ... 16 Specifications ... 3 Layout, Grounding, and Bypassing Considerations .. 17 ±5 V Operation ... 3 Signal Routing ... 17 5 V Operation ... 4 Power Supply Bypassing .. 17 Absolute Maximum Ratings .. 5 Grounding ... 17 Thermal Resistance .. 5 Exposed Paddle ... 17 Maximum Safe Power Dissipation ... 5 Leakage Currents .. 18 ESD Caution .. 5 Input Capacitance .. 18 Pin Configurations and Function Descriptions ... 6 Input-to-Input/Output Coupling ... 18 Typical Performance Characteristics ... 8 Applications Information .. 19 Test Circuits ... 13 Low Distortion Pinout ... 19 Theory of Operation .. 14 Wideband Photodiode Preamp .. 19 Closed-Loop Frequency Response ... 14 High Speed JFET Input Instrumentation Amplifier.. 21 Noninverting Closed-Loop Frequency Response .. 14 Active Low-Pass Filter (LPF) .. 22 Inverting Closed-Loop Frequency Response ... 14 Outline Dimensions ... 24 Wideband Operation ... 15 Ordering Guide .. 25 REVISION HISTORY5/2016—Rev. B to Rev. C3/2009—Rev. 0 to Rev. A Changed CP-8-2 to CP-8-13 .. Throughout Added 8-Lead SOIC Package .. Universal Changes to Figure 1, Figure 2, and Figure 3.. 1 Changes to Features Section and General Description Section .. 1 Changes to Figure 5, Table 5, Figure 6, and Table 6 ... 6 Changes to Table 1 ... 3 Changes to Figure 7 and Table 7 ... 7 Changes to Table 2 ... 4 Updated Outline Dimensions ... 24 Changes to Figure 4 ... 5 Changes to Ordering Guide .. 25 Changes to Figure 9, Figure 11, and Figure 12 .. 8 Changes to Figure 21, Figure 22, and Figure 24 ... 10 5/2013—Rev. A to Rev. B Changes to Figure 33 .. 12 Changes to Figure 3 .. 1 Added Figure 34; Renumbered Sequentially .. 12 Changes to Figure 7 .. 7 Changes to Thermal Considerations Section and Power-Down Updated Outline Dimensions ... 24 Operation Section... 15 Changes to Ordering Guide .. 25 Changes to Capacitive Feedback Section and Figure 46 ... 16 Added Higher Frequency Attenuation Section, Figure 47, Figure 48, and Figure 49; Renumbered Sequentially ... 16 Updated Outline Dimensions ... 24 Changes to Ordering Guide .. 25 11/2008—Revision 0: Initial Version Rev. C | Page 2 of 25 Document Outline FEATURES APPLICATIONS CONNECTION DIAGRAMS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ±5 V OPERATION 5 V OPERATION ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM SAFE POWER DISSIPATION ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS THEORY OF OPERATION CLOSED-LOOP FREQUENCY RESPONSE NONINVERTING CLOSED-LOOP FREQUENCY RESPONSE INVERTING CLOSED-LOOP FREQUENCY RESPONSE WIDEBAND OPERATION DRIVING CAPACITIVE LOADS THERMAL CONSIDERATIONS POWER-DOWN OPERATION CAPACITIVE FEEDBACK HIGHER FREQUENCY ATTENUATION LAYOUT, GROUNDING, AND BYPASSING CONSIDERATIONS SIGNAL ROUTING POWER SUPPLY BYPASSING GROUNDING EXPOSED PADDLE LEAKAGE CURRENTS INPUT CAPACITANCE INPUT-TO-INPUT/OUTPUT COUPLING APPLICATIONS INFORMATION LOW DISTORTION PINOUT WIDEBAND PHOTODIODE PREAMP HIGH SPEED JFET INPUT INSTRUMENTATION AMPLIFIER ACTIVE LOW-PASS FILTER (LPF) OUTLINE DIMENSIONS ORDERING GUIDE