ADATE320 datasheet(3/83 Pages) AD

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ADATE320

Data Sheet

Rev. B | Page 2 of 82

TABLE OF CONTENTS

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

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

General Description ......................................................................... 1

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

Functional Block Diagram .............................................................. 3

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

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

Driver Specifications.................................................................... 5

Reflection Clamp Specifications................................................. 7

Normal Window Comparator (NWC) Specifications............. 8

Differential Mode Comparator (DMC) Specifications ......... 10

Active Load Specifications ........................................................ 11

PPMU Specifications ................................................................. 13

PPMU Go/No-Go Comparators Specifications..................... 18

PPMU External Sense Pins Specifications.............................. 18

VREF, VREFGND, and DUTGND Reference Input Pins

Specifications .............................................................................. 19

Temperature Monitor Specifications ....................................... 19

Alarm Functions Specifications................................................ 19

Serial Programmable Interface (SPI) Specifications.............. 20

SPI Timing Specifications ......................................................... 20

SPI Timing Diagrams................................................................. 21

Absolute Maximum Ratings.......................................................... 25

Thermal Characteristics ............................................................ 25

Explanation of Test Levels......................................................... 25

ESD Caution................................................................................ 25

User Information and Truth Tables ......................................... 26

Pin Configuration and Function Descriptions........................... 28

Typical Performance Characteristics ........................................... 30

Theory of Operation ...................................................................... 50

Serial Programmable Interface (SPI)....................................... 50

Level Setting DACs .................................................................... 52

Alarm Functions......................................................................... 59

Applications Information .............................................................. 62

Power Supply, Grounding, and Typical Decoupling Strategy

....................................................................................................... 62

Power Supply Sequencing ......................................................... 64

Detailed Functional Block Diagrams........................................... 65

SPI Register Memory Map and Details ....................................... 71

Memory Map .............................................................................. 71

Default Test Conditions................................................................. 80

External Components.................................................................... 81

Outline Dimensions....................................................................... 82

Ordering Guide .......................................................................... 82

REVISION HISTORY

9/2016—Rev. A to Rev. B

Changes to Time Constant 1 Parameter and Time Constant 2

Parameter, Table 2............................................................................. 7

Changes to IOx Offset Parameter, and IOHx Offset

Parameter, Table 6........................................................................... 11

Change to AGND Pin Number Column..................................... 29

Change to SPI Reset Sequence and the RST Pin Section .......... 50

Changes to the SPI Clock Cycles and BUSY Pin Section.......... 51

Changes to Table 24........................................................................ 54

Changes to Figure 137.................................................................... 65

10/2015—Revision A: Initial Version

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