SNLS654B
April 2021 – January 2023
DP83TC812R-Q1
,
DP83TC812S-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Timing Diagrams
7.8
Typical Characteristics
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Diagnostic Tool Kit
8.3.1.1
Signal Quality Indicator
8.3.1.2
Electrostatic Discharge Sensing
8.3.1.3
Time Domain Reflectometry
8.3.1.4
Voltage Sensing
8.3.1.5
BIST and Loopback Modes
8.3.1.5.1
Data Generator and Checker
8.3.1.5.2
xMII Loopback
8.3.1.5.3
PCS Loopback
8.3.1.5.4
Digital Loopback
8.3.1.5.5
Analog Loopback
8.3.1.5.6
Reverse Loopback
8.3.2
Compliance Test Modes
8.3.2.1
Test Mode 1
8.3.2.2
Test Mode 2
8.3.2.3
Test Mode 4
8.3.2.4
Test Mode 5
8.4
Device Functional Modes
8.4.1
Power Down
8.4.2
Reset
8.4.3
Standby
8.4.4
Normal
8.4.5
Sleep Ack
8.4.6
Sleep Request
8.4.7
Sleep Fail
8.4.8
Sleep
8.4.9
Wake-Up
8.4.10
TC10 System Example
8.4.11
Media Dependent Interface
8.4.11.1
100BASE-T1 Master and 100BASE-T1 Slave Configuration
8.4.11.2
Auto-Polarity Detection and Correction
8.4.11.3
Jabber Detection
8.4.11.4
Interleave Detection
8.4.12
MAC Interfaces
8.4.12.1
Media Independent Interface
8.4.12.2
Reduced Media Independent Interface
8.4.12.3
Reduced Gigabit Media Independent Interface
8.4.12.4
Serial Gigabit Media Independent Interface
8.4.13
Serial Management Interface
8.4.14
Direct Register Access
8.4.15
Extended Register Space Access
8.4.16
Write Address Operation
8.4.16.1
MMD1 - Write Address Operation
8.4.17
Read Address Operation
8.4.17.1
MMD1 - Read Address Operation
8.4.18
Write Operation (No Post Increment)
8.4.18.1
MMD1 - Write Operation (No Post Increment)
8.4.19
Read Operation (No Post Increment)
8.4.19.1
MMD1 - Read Operation (No Post Increment)
8.4.20
Write Operation (Post Increment)
8.4.20.1
MMD1 - Write Operation (Post Increment)
8.4.21
Read Operation (Post Increment)
8.4.21.1
MMD1 - Read Operation (Post Increment)
8.5
Programming
8.5.1
Strap Configuration
8.5.2
LED Configuration
8.5.3
PHY Address Configuration
8.6
Register Maps
8.6.1
Register Access Summary
8.6.2
DP83TC812 Registers
9
Application and Implementation
9.1
Application Information Disclaimer
9.2
Application Information
9.3
Typical Applications
9.3.1
Design Requirements
9.3.1.1
Physical Medium Attachment
9.3.1.1.1
Common-Mode Choke Recommendations
9.3.2
Detailed Design Procedure
9.3.3
Application Curves
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.1.1
Signal Traces
11.1.2
Return Path
11.1.3
Metal Pour
11.1.4
PCB Layer Stacking
11.2
Layout Example
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Community Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RHA|36
MPQF611A
Thermal pad, mechanical data (Package|Pins)
RHA|36
QFND711
Orderable Information
snls654b_oa
snls654b_pm
8.4
Device Functional Modes
Figure 8-11
PHY Operation State Diagram