ADA4932-1_16 Datasheet, PDF (2/27 Pages) Analog Devices – Low Power, Differential ADC Driver

ADA4932-1/ADA4932-2
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
±5 V Operation............................................................................. 3
5 V Operation ............................................................................... 5
Absolute Maximum Ratings............................................................ 7
Thermal Resistance ...................................................................... 7
Maximum Power Dissipation ..................................................... 7
ESD Caution.................................................................................. 7
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ............................................. 9
Test Circuits..................................................................................... 17
Terminology .................................................................................... 18
REVISION HISTORY
5/2016—Rev. D to Rev. E
Changed ADA4932 Family to ADA4932-1/ADA4932-2,
ADA4932-x to ADA4932-1/ADA4932-2, and CP-16-2 to
CP-16-21 ......................................................................... Throughout
Deleted Figure 2 and Figure 3; Renumbered Sequentially.......... 1
Added Figure 2.................................................................................. 1
Updated Outline Dimensions ....................................................... 27
Changes to Ordering Guide .......................................................... 27
4/2014—Rev. C to Rev. D
Changes to Features Section, Figure 2, and Figure 3 ................... 1
Changes to Setting the Output Common-Mode Voltage Section..23
Added High Performance Precision ADC Driver Section ....... 24
Moved Layout, Grounding, and Bypassing Section................... 26
Data Sheet
Theory of Operation ...................................................................... 19
Applications Information .............................................................. 20
Analyzing an Application Circuit ............................................ 20
Setting the Closed-Loop Gain .................................................. 20
Estimating the Output Noise Voltage ...................................... 20
Impact of Mismatches in the Feedback Networks ................. 21
Calculating the Input Impedance for an Application Circuit.... 21
Input Common-Mode Voltage Range ..................................... 23
Input and Output Capacitive AC Coupling............................ 23
Setting the Output Common-Mode Voltage .......................... 23
High Performance Precision ADC Driver .............................. 23
High Performance ADC Driving ................................................. 25
Layout, Grounding, and Bypassing.............................................. 26
Outline Dimensions ....................................................................... 27
Ordering Guide .......................................................................... 27
1/2014—Rev. B to Rev. C
Changes to Figure 51...................................................................... 16
3/2013—Rev. A to Rev. B
Updated Outline Dimensions ....................................................... 26
Changes to Ordering Guide .......................................................... 26
8/2009—Rev. 0 to Rev. A
Changes to Features Section ............................................................1
Changes to Figure 11.........................................................................9
Changes to Figure 43 and Figure 45 ............................................ 15
Changes to Figure 52, Figure 53, and Figure 54 ......................... 17
10/2008—Revision 0: Initial Version
Rev. E | Page 2 of 27