SNLS604E
September 2020 – November 2022
DP83TG720S-Q1
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
Pin Functions
5.1
Pin States
5.2
Pin Power Domain
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Timing Requirements
6.7
Timing Diagrams
6.8
LED Drive Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Diagnostic Tool Kit
7.3.1.1
Signal Quality Indicator
7.3.1.2
Time Domain Reflectometry
7.3.1.3
Built-In Self-Test For Datapath
7.3.1.3.1
Loopback Modes
7.3.1.3.2
Data Generator
7.3.1.3.3
Programming Datapath BIST
7.3.1.4
Temperature and Voltage Sensing
7.3.1.5
Electrostatic Discharge Sensing
7.3.2
Compliance Test Modes
7.3.2.1
Test Mode 1
7.3.2.2
Test Mode 2
7.3.2.3
Test Mode 4
7.3.2.4
Test Mode 5
7.3.2.5
Test Mode 6
7.3.2.6
Test Mode 7
7.4
Device Functional Modes
7.4.1
Power Down
7.4.2
Reset
7.4.3
Standby
7.4.4
Normal
7.4.5
Sleep
7.4.6
State Transitions
7.4.6.1
State Transition #1 - Standby to Normal
7.4.6.2
State Transition #2 - Normal to Standby
7.4.6.3
State Transition #3 - Normal to Sleep
7.4.6.4
State Transition #4 - Sleep to Normal
7.4.7
Media Dependent Interface
7.4.7.1
MDI Master and MDI Slave Configuration
7.4.7.2
Auto-Polarity Detection and Correction
7.4.8
MAC Interfaces
7.4.8.1
Reduced Gigabit Media Independent Interface
7.4.8.2
Serial Gigabit Media Independent Interface
7.4.9
Serial Management Interface
7.4.10
Direct Register Access
7.4.11
Extended Register Space Access
7.4.12
Write Address Operation
7.4.12.1
Example - Write Address Operation
7.4.13
Read Address Operation
7.4.13.1
Example - Read Address Operation
7.4.14
Write Operation (No Post Increment)
7.4.14.1
Example - Write Operation (No Post Increment)
7.4.15
Read Operation (No Post Increment)
7.4.15.1
Example - Read Operation (No Post Increment)
7.4.16
Write Operation (Post Increment)
7.4.16.1
Example - Write Operation (Post Increment)
7.4.17
Read Operation (Post Increment)
7.4.17.1
Example - Read Operation (Post Increment)
7.5
Programming
7.5.1
Strap Configuration
7.5.2
LED Configuration
7.5.3
PHY Address Configuration
7.6
Register Maps
7.6.1
Register Access Summary
7.6.2
DP83TG720 Registers
7.6.2.1
Base Registers
8
Application and Implementation
8.1
Application Information
8.2
Typical Applications
9
Power Supply Recommendations
10
Compatibility with TI's 100BT1 PHY
11
Layout
11.1
Layout Guidelines
11.1.1
Signal Traces
11.1.2
Return Path
11.1.3
Physical Medium Attachment
11.1.4
Metal Pour
11.1.5
PCB Layer Stacking
12
Device and Documentation Support
12.1
Receiving Notification of Documentation Updates
12.2
Support Resources
12.3
Trademarks
12.4
Electrostatic Discharge Caution
12.5
Glossary
13
Mechanical, Packaging, and Orderable Information
13.1
Package Option Addendum
13.1.1
Packaging Information
13.1.2
Tape and Reel Information
Package Options
Mechanical Data (Package|Pins)
RHA|36
MPQF611A
Thermal pad, mechanical data (Package|Pins)
RHA|36
QFND711
Orderable Information
snls604e_oa
1
Features
IEEE802.3bp 1000BASE-T1 compliant
Open Alliance TC12 Interoperability and EMC compliant
Interoperability tested with OA/IEEE compliant PHYs
EMC immunity Class-IV compliant for UTP (unshielded twisted pair)
Integrated LPF on MDI pins
MAC Interfaces: RGMII and SGMII
Supported I/O voltages: 3.3 V, 2.5 V, and 1.8 V
Pin compatible with TI's 100BASE-T1 PHY
Single board design for 100BASE-T1 and 1000BASE-T1 with required BOM change
Power savings features:
Standby and sleep
Local and remote wake-up
Diagnostic tool kit
High accuracy temperature monitor
Voltage monitor
ESD event monitor
Data throughput calculator: inbuilt MAC packet generator, counter and error checker
Link quality monitoring
Cable open and short fault detection
Loopback modes
25 MHz clock output source
VQFN, wettable flank packaging
AEC-Q100 Qualified
Inbuilt ESD protection : IEC61000-4-2 ESD : ±8 kV contact discharge
Device temperature grade 1: –40°C to +125°C ambient operating temperature