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AD1990
TABLE OF CONTENTS
Features..............................................................................................1
Rev. 0 | Page 2 of 16
Applications.......................................................................................1
General Description.........................................................................1
Functional Block Diagram..............................................................1
Revision History...............................................................................2
Specifications.....................................................................................3
Absolute Maximum Ratings............................................................5
ESD Caution..................................................................................5
Pin Configuration and Function Descriptions.............................6
Typical Performance Characteristics.............................................8
Theory of Operation......................................................................11
Overview ..................................................................................... 11
Σ-Δ Modulator............................................................................ 11
MUTE and RESET..................................................................... 11
Gain Structure............................................................................. 11
Power Stage................................................................................. 13
Clocking....................................................................................... 13
Protection Circuits and Error Reporting................................ 14
Application Circuits....................................................................... 15
Outline Dimensions....................................................................... 16
Ordering Guide .......................................................................... 16
REVISION HISTORY
4/06—Revision 0: Initial Version