AD8556

Data Sheet

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

Functional Block Diagram .............................................................. 1

Revision History ............................................................................... 2

General Description ......................................................................... 3

Specifications..................................................................................... 4

Electrical Specifications............................................................... 4

Absolute Maximum Ratings............................................................ 6

Thermal Resistance ...................................................................... 6

ESD Caution.................................................................................. 6

Pin Configurations and Function Descriptions ........................... 7

Typical Performance Characteristics ..............................................9

Theory of Operation ...................................................................... 17

Gain Values ................................................................................. 18

Open Wire Fault Detection....................................................... 19

Shorted Wire Fault Detection................................................... 19

Floating VPOS, VNEG, or VCLAMP Fault Detection ......... 19

Device Programming................................................................. 19

EMI/RFI Performance ................................................................... 25

Outline Dimensions....................................................................... 27

Ordering Guide .......................................................................... 27

REVISION HISTORY

2/15—Rev. A to Rev. B

Changed LFCSP_VQ Package to

LFCSP_WQ Package..................................................... Throughout

Changes to Applications Section .................................................... 1

Changes to Table 4............................................................................ 7

Changes to Figure 3.......................................................................... 8

Added Table 5; Renumbered Sequentially .................................... 8

Changes to Figure 57...................................................................... 27

Updated Outline Dimensions....................................................... 27

Changes to Ordering Guide .......................................................... 27

12/07—Rev. 0 to Rev. A

Changes to Features.......................................................................... 1

Changes to General Description .................................................... 3

Updated Outline Dimensions....................................................... 26

Changes to Ordering Guide .......................................................... 26

5/05—Revision 0: Initial Version

Rev. B | Page 2 of 27