ADIN1101BCPZ-R7 datasheet(2/79 Pages) AD

2 / 79 page

Data Sheet

ADIN1101

TABLE OF CONTENTS

analog.com

Rev. A | 2 of 79

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

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

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

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

Specifications........................................................ 3

Timing Characteristics........................................... 5

Power-Up Timing................................................5

Management Interface Timing ...........................5

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

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

Electrostatic Discharge (ESD) Ratings...............6

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

Pin Configuration and Function Descriptions........ 7

Typical Performance Characteristics................... 10

Theory of Operation.............................................11

Power Supply Domains.................................... 11

MAC Interface...................................................11

Transmit Amplitude Configuration.................... 12

Leader/Follower Configuration......................... 12

Autonegotiation................................................ 13

Management Interface..................................... 16

Reset Operations............................................. 17

Status LEDs..................................................... 18

Link Status Pin................................................. 19

Power-Down Modes......................................... 19

Hardware Configuration Pins...............................20

Overview.......................................................... 20

Unmanaged Applications................................. 20

Managed Applications......................................20

Hardware Configuration Pins Functions...........20

Bringing Up 10BASE-T1L Links.......................... 23

Unmanaged PHY Operation.............................23

Managed PHY Operation................................. 23

On-Chip Diagnostics............................................26

Loopback Modes..............................................26

Frame Generator and Checker........................ 27

Frame Generator and Checker Link Test......... 27

Test Modes.......................................................29

Time Domain Reflectometry (TDR).................. 29

Link Quality Monitoring.....................................30

Applications Information...................................... 34

System Level Power Management...................34

LED Circuit Examples...................................... 35

Component Recommendations........................35

Electromagnetic Compatibility (EMC) and

Electromagnetic Immunity (EMI) ................... 37

MDIO Interface.................................................... 38

Clause 22......................................................... 38

Clause 45......................................................... 39

Recommended Register Operation..................40

Ethernet Clause 22 Register Details................ 41

Ethernet Clause 45 Register Details................ 43

PCB Layout Recommendations.......................... 78

Land Pattern.....................................................78

Component Placement and Routing................ 78

Crystal Placement and Routing........................78

PCB Stack........................................................78

Outline Dimensions............................................. 79

Ordering Guide.................................................79

Evaluation Boards............................................ 79

REVISION HISTORY

1/2025—Revision A: Initial Version

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