link to page 1 link to page 1 link to page 1 link to page 1 link to page 3 link to page 4 link to page 7 link to page 10 link to page 10 link to page 11 link to page 13 link to page 18 link to page 20 link to page 20 link to page 20 link to page 21 link to page 22 link to page 22 link to page 23 link to page 25 link to page 25 link to page 26 link to page 27 link to page 27 link to page 27 link to page 28 link to page 29 link to page 30 link to page 31 link to page 31 link to page 31 ADAS3023Data SheetTABLE OF CONTENTS Features .. 1 Typical Application Connection Diagram .. 21 Applications ... 1 Analog Inputs ... 21 Functional Block Diagram .. 1 Voltage Reference Input/Output .. 22 General Description ... 1 Power Supply ... 24 Revision History ... 2 Power Dissipation Modes .. 24 Specifications ... 3 Conversion Modes ... 25 Timing Specifications .. 6 Digital Interface .. 26 Absolute Maximum Ratings .. 9 Conversion Control ... 26 ESD Caution .. 9 RESET and Power-Down (PD) Inputs .. 26 Pin Configuration and Function Descriptions ... 10 Serial Data Interface ... 27 Typical Performance Characteristics ... 12 General Timing .. 28 Terminology .. 17 Configuration Register .. 29 Theory of Operation .. 19 Packaging and Ordering Information ... 30 Overview .. 19 Outline Dimensions ... 30 Operation ... 19 Ordering Guide .. 30 Transfer Functions.. 20 REVISION HISTORY2/14—Rev. 0 to Rev. A Changes to Table 2 .. 5 Changes to Figure 38 .. 21 5/13—Revision 0: Initial Version Rev. A | Page 2 of 32 Document Outline Features Applications Functional Block Diagram General Description Table of Contents Revision History Specifications Timing Specifications Circuit and Voltage Diagrams Timing Diagrams Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Terminology Theory of Operation Overview Operation Transfer Functions Typical Application Connection Diagram Analog Inputs Input Structure Programmable Gain Common-Mode Operating Range Single-Ended Signals with a Nonzero DC Offset (Asymmetrical) Single-Ended Signals with a 0 V DC Offset (Symmetrical) Voltage Reference Input/Output Internal Reference External Reference and Internal Buffer External Reference Reference Decoupling Power Supply Core Supplies High Voltage Supplies Power Dissipation Modes Fully Operational Mode Power-Down Mode Conversion Modes Warp Mode (CMS = 0) Normal Mode (CMS = 1, Default) Digital Interface Conversion Control CNV Rising--Start of Conversion (SOC) BUSY/SDO2 Falling Edge—End of Conversion (EOC) Register Pipeline RESET and Power-Down (PD) Inputs Serial Data Interface General Timing Configuration Register Packaging and Ordering Information Outline Dimensions Ordering Guide