link to page 1 link to page 1 link to page 1 link to page 1 link to page 1 link to page 1 link to page 1 link to page 1 link to page 2 link to page 2 link to page 3 link to page 3 link to page 5 link to page 5 link to page 5 link to page 5 link to page 6 link to page 6 link to page 7 link to page 7 link to page 13 link to page 13 link to page 14 link to page 14 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 16 link to page 16 link to page 16 link to page 16 link to page 18 link to page 18 link to page 18 link to page 18 link to page 18 link to page 18 link to page 18 link to page 18 link to page 21 link to page 21 link to page 22 link to page 22 AD605TABLE OF CONTENTS Features .. 1 Gain Control Interface ... 14 Applications ... 1 Fixed Gain Amplifier and Interpolator Circuits—Applying an Functional Block Diagram .. 1 Active Feedback Amplifier .. 15 General Description ... 1 Applications Information .. 16 Revision History ... 2 Connecting Two Amplifiers to Double the Gain Range ... 16 Specifications ... 3 Evaluation Board .. 18 Absolute Maximum Ratings .. 5 Input Connections ... 18 ESD Caution .. 5 Adjusting Gain, Common-Mode, and Reference Levels .. 18 Pin Configuration and Function Descriptions ... 6 Output Connections .. 18 Typical Performance Characteristics (per Channel) ... 7 Outline Dimensions ... 21 Theory of Operation .. 13 Ordering Guide .. 22 Differential Ladder (Attenuator) .. 14 AC Coupling ... 14 REVISION HISTORY6/08—Rev. E to Rev. F7/04—Rev. B to Rev. C Added Evaluation Board Section ... 18 Edits to General Description ... 1 Added Figure 42 and Table 4... 18 Edits to Specifications ... 2 Added Figure 43 and Figure 44... 19 Edits to Ordering Guide ... 3 Added Figure 45 to Figure 50 .. 20 Change to TPC 22 ... 6 Updated Outline Dimensions ... 12 5/07—Rev. D to Rev. E Changes to Table 1 .. 5 Changes to Fixed Gain Amplifier and Interpolator Circuits— Applying an Active Feedback Amplifier Section .. 15 Updated Outline Dimensions ... 18 Changes to Ordering Guide .. 19 1/06—Rev. C to Rev. D Updated Format .. Universal Changes to Table 2 .. 5 Changes to Differential Ladder (Attenuator) Section ... 14 Updated the Outline Dimensions .. 18 Changes to the Ordering Guide .. 19 Rev. F | 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 DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS (PER CHANNEL) THEORY OF OPERATION DIFFERENTIAL LADDER (ATTENUATOR) AC COUPLING GAIN CONTROL INTERFACE FIXED GAIN AMPLIFIER AND INTERPOLATOR CIRCUITS—APPLYING AN ACTIVE FEEDBACK AMPLIFIER APPLICATIONS INFORMATION CONNECTING TWO AMPLIFIERS TO DOUBLE THE GAIN RANGE EVALUATION BOARD INPUT CONNECTIONS ADJUSTING GAIN, COMMON-MODE, AND REFERENCE LEVELS OUTPUT CONNECTIONS OUTLINE DIMENSIONS ORDERING GUIDE