Datasheet

AD8551/AD8552/AD8554 Data Sheet
Rev. E | Page 2 of 24
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Pin Configurations ........................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Electrical Characteristics ............................................................. 3
Absolute Maximum Ratings ............................................................ 5
Thermal Characteristics .............................................................. 5
ESD Caution .................................................................................. 5
Typical Performance Characteristics ............................................. 6
Functional Description .................................................................. 14
Amplifier Architecture .............................................................. 14
Basic Auto-Zero Amplifier Theory .......................................... 14
High Gain, CMRR, PSRR .......................................................... 16
Maximizing Performance Through Proper Layout ............... 16
1/f Noise Characteristics ........................................................... 17
Intermodulation Distortion ...................................................... 17
Broadband and External Resistor Noise Considerations ...... 18
Output Overdrive Recovery ...................................................... 18
Input Overvoltage Protection ................................................... 18
Output Phase Reversal ............................................................... 19
Capacitive Load Drive ............................................................... 19
Power-Up Behavior .................................................................... 19
Applications Information .............................................................. 20
A 5 V Precision Strain Gage Circuit ........................................ 20
3 V Instrumentation Amplifier ................................................ 20
A High Accuracy Thermocouple Amplifier ........................... 21
Precision Current Meter ............................................................ 21
Precision Voltage Comparator .................................................. 21
Outline Dimensions ....................................................................... 22
Ordering Guide .......................................................................... 24
REVISION HISTORY
11/12—Rev.D to Rev. E
Changes to Figure 68 ...................................................................... 21
Updated Outline Dimensions (RM-8) ......................................... 22
Changes to Ordering Guide .......................................................... 24
9/08—Rev. C to Rev. D
Changes to Ordering Guide .......................................................... 23
3/07—Rev. B to Rev. C
Changes to Specifications Section .................................................. 3
2/07—Rev. A to Rev. B
Updated Format .................................................................. Universal
Changes to Figure 54 ...................................................................... 16
Deleted Spice Model Section ........................................................ 19
Deleted Figure 63, Renumbered Sequentially ............................ 19
Changes to Ordering Guide .......................................................... 24
11/02—Rev. 0 to Rev. A
Edits to Figure 60 ............................................................................ 16
Updated Outline Dimensions ....................................................... 20