AD4111BCPZ datasheet(2/59 Pages) AD

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AD4111

Data Sheet

Rev. A | Page 2 of 59

TABLE OF CONTENTS

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

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

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

Revision History ............................................................................... 3

Functional Block Diagram .............................................................. 4

Specifications..................................................................................... 5

Timing Characteristics ................................................................ 8

Absolute Maximum Ratings.......................................................... 10

Thermal Resistance .................................................................... 10

ESD Caution................................................................................ 10

Pin Configuration and Function Descriptions........................... 11

Typical Performance Characteristics ........................................... 13

Noise Performance and Resolution.............................................. 18

Theory of Operation ...................................................................... 20

Power Supplies ............................................................................ 21

Digital Communication............................................................. 21

AD4111 Reset.............................................................................. 22

Configuration Overview ........................................................... 23

Circuit Description......................................................................... 26

Multiplexer .................................................................................. 26

Current Inputs ............................................................................ 27

Voltage Inputs ............................................................................. 27

Data Output Coding .................................................................. 29

AD4111 Reference...................................................................... 29

Buffered Reference Input........................................................... 30

Clock Source ............................................................................... 30

Digital Filter .................................................................................... 31

Sinc5 + Sinc1 Filter..................................................................... 31

Sinc3 Filter................................................................................... 31

Single Cycle Settling................................................................... 32

Enhanced 50 Hz and 60 Hz Rejection Filters ......................... 32

Operating Modes............................................................................ 35

Continuous Conversion Mode ................................................. 35

Continuous Read Mode............................................................. 36

Single Conversion Mode ........................................................... 37

Standby and Power-Down Modes............................................ 38

Calibration................................................................................... 38

Digital Interface .............................................................................. 39

Checksum Protection................................................................. 39

CRC Calculation......................................................................... 40

Integrated Functions ...................................................................... 42

General-Purpose Ouputs .......................................................... 42

Delay ............................................................................................ 42

16-Bit/24-Bit Conversions......................................................... 42

DOUT_RESET ........................................................................... 42

Synchronization.......................................................................... 42

Error Flags................................................................................... 43

DATA_STAT ............................................................................... 43

IOSTRENGTH ........................................................................... 43

Internal Temperature Sensor .................................................... 43

Applications Information .............................................................. 44

IEC61000-4-x and CISPR 11 Robustness ............................... 44

Grounding and Layout .............................................................. 44

Communications Register......................................................... 47

Status Register............................................................................. 48

ADC Mode Register................................................................... 49

Interface Mode Register ............................................................ 50

Data Register............................................................................... 51

GPIO Configuration Register................................................... 52

ID Register................................................................................... 53

Channel Register 0 ..................................................................... 53

Channel Register 1 to Channel Register 15 ............................ 54

Setup Configuration Register 0 ................................................ 55

Setup Configuration Register 1 to Setup Configuration

Filter Configuration Register 0................................................. 56

Filter Configuration Register 1 to Filter Configuration

Offset Register 0 ......................................................................... 57

Offset Register 1 to Offset Register 7....................................... 57

Gain Register 0............................................................................ 58

Gain Register 1 to Gain Register 7........................................... 58

Outline Dimensions....................................................................... 59

Ordering Guide .......................................................................... 59

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