Datasheet ADA4937-1/ADA4937-2 (Analog Devices) - 2

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ADA4937-1/ADA4937-2 Data Sheet TABLE OF CONTENTS
Features .. 1 Analyzing an Application Circuit .. 18 Applications ... 1 Setting the Closed-Loop Gain .. 18 General Description ... 1 Estimating the Output Noise Voltage .. 18 Functional Block Diagrams ... 1 Impact of Mismatches in the Feedback Networks ... 19 Revision History ... 2 Calculating the Input Impedance for an Application Circuit Specifications ... 3 ... 19 5 V Operation ... 3 Input Common-Mode Voltage Range in Single-Supply Applications .. 20 3.3 V Operation .. 5 Setting the Output Common-Mode Voltage .. 20 Absolute Maximum Ratings .. 7 Power-Down Operation .. 20 Thermal Resistance .. 7 Layout, Grounding, and Bypassing .. 22 ESD Caution .. 7 High Performance ADC Driving ... 23 Pin Configurations and Function Descriptions ... 8 3.3 V Operation .. 25 Typical Performance Characteristics ... 9 Outline Dimensions ... 26 Test Circuits ... 16 Ordering Guide .. 26 Terminology .. 17 Theory of Operation .. 18
REVISION HISTORY 6/2016—Rev. E to Rev. F
Changes to Figure 5 and Figure 6 .. 8 Updated Outline Dimensions ... 26 Added EP Row to Table 7 and EP Row to Table 8 .. 8 Changes to Ordering Guide .. 26 Added Figure 46, Figure 47, and Figure 48; Renumbered Sequentially ... 15
5/2015—Rev. D to Rev. E
Changes to Table 9 .. 18 Changes to Table 6 .. 7 Changes to Input Common-Mode Voltage Range in Single- Updated Outline Dimensions ... 26 Supply Applications Section .. 20 Changes to Ordering Guide .. 26 Changes to Ordering Guide .. 26
8/2013—Rev. C to Rev. D
Changes to Input Bias Current Parameter, Table 1 .. 3
11/2007—Rev. 0 to Rev. A
Changes to Input Bias Current Parameter, Table 3 .. 5 Added the ADA4937-2 .. Universal Updated Outline Dimensions ... 26 Changes to Features .. 1 Changes to Specifications ... 3
3/2010—Rev. B to Rev. C
Changes to Figure 4 ... 7 Changes to Table 2, Power Supply Parameter ... 4 Changes to Typical Performance Characteristics.. 9 Changes to Table 4, Power Supply Parameter ... 6 Inserted Figure 44 ... 15 Changes to Figure 43 .. 15 Added the Terminating a Single-Ended Input Section ... 19 Added the Power-Down Operation Section ... 20 Changes to Table 10 and Table 11 .. 21 Changes to Layout, Grounding, and Bypassing Section ... 22
10/2009—Rev. A to Rev. B
Inserted Figure 59, Figure 60, and Figure 61 .. 22 Changes to General Description Section .. 1 Updated Outline Dimensions ... 26 Changes to Table 1 .. 3 Changes to Ordering Guide .. 26 Changes to Operating Temperature Range Parameter, Table 2 .. 4 Changes to Table 3 .. 5
5/2007—Revision 0: Initial Version
Changes to Figure 4 .. 7 Rev. F | Page 2 of 28 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAMS REVISION HISTORY SPECIFICATIONS 5 V OPERATION ±DIN to ±OUT Performance VOCM to ±OUT Performance 3.3 V OPERATION ±DIN to ±OUT Performance VOCM to ±OUT Performance ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE Maximum Power Dissipation ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TEST CIRCUITS TERMINOLOGY THEORY OF OPERATION ANALYZING AN APPLICATION CIRCUIT SETTING THE CLOSED-LOOP GAIN ESTIMATING THE OUTPUT NOISE VOLTAGE IMPACT OF MISMATCHES IN THE FEEDBACK NETWORKS CALCULATING THE INPUT IMPEDANCE FOR AN APPLICATION CIRCUIT Terminating a Single-Ended Input INPUT COMMON-MODE VOLTAGE RANGE IN SINGLE-SUPPLY APPLICATIONS SETTING THE OUTPUT COMMON-MODE VOLTAGE POWER-DOWN OPERATION LAYOUT, GROUNDING, AND BYPASSING HIGH PERFORMANCE ADC DRIVING 3.3 V OPERATION OUTLINE DIMENSIONS ORDERING GUIDE