Datasheet

AD8557
Rev. C | Page 2 of 24
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 5
Thermal Resistance ...................................................................... 5
ESD Caution .................................................................................. 5
Pin Configurations and Function Descriptions ........................... 6
Typical Performance Characteristics ............................................. 7
Theory of Operation ...................................................................... 14
Gain Values ................................................................................. 15
Open Wire Fault Detection ....................................................... 16
Shorted Wire Fault Detection ................................................... 16
Floating VPOS, VNEG, or VCLAMP Fault Detection ......... 16
Device Programming ................................................................. 16
Outline Dimensions ....................................................................... 21
Ordering Guide .......................................................................... 22
Automotive Products ................................................................. 22
REVISION HISTORY
6/11—Rev. B to Rev. C
Added EPAD Note to Figure 3 and Table 5 ................................... 6
Changes to Open Wire Fault Detection Section and Table 8 ... 16
7/10—Rev. A to Rev. B
Changes to Features Section and Figure 1..................................... 1
Changes to Figure 45 ...................................................................... 14
Changes to Simulation Mode Section and Programming
Mode Section................................................................................... 18
Changes to Ordering Guide .......................................................... 22
Added Automotive Products Section........................................... 22
1/08—Rev. 0 to Rev. A
Changes to Theory of Operation Section .................................... 14
Changes to Determining Optimal Gain and Offset
Codes Section .................................................................................. 20
5/07—Revision 0: Initial Version