Datasheet

AD622 Data Sheet
Rev. E | Page 2 of 16
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Pin Configuration ............................................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 5
Thermal Resistance ...................................................................... 5
ESD Caution .................................................................................. 5
Typical Performance Characteristics ............................................. 6
Theory of Operation .........................................................................9
Make vs. Buy: A Typical Application Error Budget ..................9
Gain Selection ................................................................................. 11
Input and Output Offset Voltage .............................................. 11
Reference Terminal .................................................................... 11
Input Protection ......................................................................... 11
RF Interference ........................................................................... 12
Ground Returns for Input Bias Currents ................................ 12
Outline Dimensions ....................................................................... 13
Ordering Guide .......................................................................... 14
REVISION HISTORY
6/12—Rev. D to Rev. E
Changes to General Description Section; Added Table 1 ........... 1
Changes to Theory of Operation Section and Figure 16 ............. 9
Changes to Table 5 .......................................................................... 10
Changes to Input Selection Section; Deleted Large Input
Voltages at Large Gains Section; Added Figure 18, Renumbered
Sequentially ..................................................................................... 11
Changes to Ordering Guide .......................................................... 14
8/07—Rev. C to Rev. D
Updated Format .................................................................. Universal
Added Thermal Resistance Section ............................................... 5
Added Figure 16 ................................................................................ 9
Added Large Input Voltages at Large Gains Section ................. 11
Replaced RF Interference Section ................................................ 11
Deleted Grounding Section .......................................................... 10
Deleted Figure 16 ............................................................................ 10
Changes to Ground Returns for Input Bias Currents Section .. 12
Updated Outline Dimensions ....................................................... 13
Changes to Ordering Guide .......................................................... 14
4/99—Rev. B to Rev. C
8/98—Rev. A to Rev. B
2/97—Rev. 0 to Rev. A
1/96—Revision 0: Initial Version