SNLS505H July   2016  – July 2026 DP83822H , DP83822HF , DP83822I , DP83822IF

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions
    4. 6.4  Thermal Information
    5. 6.5  Electrical Characteristics
    6. 6.6  Timing Requirements, Power-Up Timing
    7. 6.7  Timing Requirements, Power-Up With Unstable XI Clock
    8. 6.8  Timing Requirements, Reset Timing
    9. 6.9  Timing Requirements, Serial Management Timing
    10. 6.10 Timing Requirements, 100Mbps MII Transmit Timing
    11. 6.11 Timing Requirements, 100Mbps MII Receive Timing
    12. 6.12 Timing Requirements, 10Mbps MII Transmit Timing
    13. 6.13 Timing Requirements, 10Mbps MII Receive Timing
    14. 6.14 Timing Requirements, RMII Transmit Timing
    15. 6.15 Timing Requirements, RMII Receive Timing
    16. 6.16 Timing Requirements, RGMII
    17. 6.17 Normal Link Pulse Timing
    18. 6.18 Auto-Negotiation Fast Link Pulse (FLP) Timing
    19. 6.19 10BASE-Te Jabber Timing
    20. 6.20 100BASE-TX Transmit Latency Timing
    21. 6.21 100BASE-TX Receive Latency Timing
    22. 6.22 Timing Diagrams
    23. 6.23 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Energy Efficient Ethernet
        1. 7.3.1.1 EEE Overview
        2. 7.3.1.2 EEE Negotiation
      2. 7.3.2 Wake-on-LAN Packet Detection
        1. 7.3.2.1 Magic Packet Structure
        2. 7.3.2.2 Magic Packet Example
        3. 7.3.2.3 Wake-on-LAN Configuration and Status
      3. 7.3.3 Start of Frame Detect for IEEE 1588 Time Stamp
      4. 7.3.4 Clock Output
    4. 7.4 Device Functional Modes
      1. 7.4.1  MAC Interfaces
        1. 7.4.1.1 Media Independent Interface (MII)
        2. 7.4.1.2 Reduced Media Independent Interface (RMII)
        3. 7.4.1.3 RMII Repeater Mode
        4. 7.4.1.4 Reduced Gigabit Media Independent Interface (RGMII)
      2. 7.4.2  Serial Management Interface
        1. 7.4.2.1 Extended Register Space Access
        2. 7.4.2.2 Write Address Operation
        3. 7.4.2.3 Read Address Operation
        4. 7.4.2.4 Write (No Post Increment) Operation
        5. 7.4.2.5 Read (No Post Increment) Operation
        6. 7.4.2.6 Write (Post Increment) Operation
        7. 7.4.2.7 Read (Post Increment) Operation
        8. 7.4.2.8 Example Write Operation (No Post Increment)
        9. 7.4.2.9 Example Read Operation (No Post Increment)
      3. 7.4.3  100BASE-TX
        1. 7.4.3.1 100BASE-TX Transmitter
          1. 7.4.3.1.1 Code-Group Encoding and Injection
          2. 7.4.3.1.2 Scrambler
          3. 7.4.3.1.3 NRZ to NRZI Encoder
          4. 7.4.3.1.4 Binary to MLT-3 Converter
        2. 7.4.3.2 100BASE-TX Receiver
      4. 7.4.4  100BASE-FX
        1. 7.4.4.1 100BASE-FX Transmit
        2. 7.4.4.2 100BASE-FX Receive
      5. 7.4.5  10BASE-Te
        1. 7.4.5.1 Squelch
        2. 7.4.5.2 Normal Link Pulse Detection and Generation
        3. 7.4.5.3 Jabber
        4. 7.4.5.4 Active Link Polarity Detection and Correction
      6. 7.4.6  Auto-Negotiation (Speed / Duplex Selection)
      7. 7.4.7  Auto-MDIX Resolution
      8. 7.4.8  Loopback Modes
        1. 7.4.8.1 Near-End Loopback
        2. 7.4.8.2 MII Loopback
        3. 7.4.8.3 PCS Loopback
        4. 7.4.8.4 Digital Loopback
        5. 7.4.8.5 Analog Loopback
        6. 7.4.8.6 Far-End (Reverse) Loopback
      9. 7.4.9  BIST Configurations
      10. 7.4.10 Cable Diagnostics
        1. 7.4.10.1 TDR
      11. 7.4.11 Fast Link Down Functionality
    5. 7.5 Programming
      1. 7.5.1 Hardware Bootstrap Configurations
      2. 7.5.2 LED Configuration
      3. 7.5.3 PHY Address Configuration
  9. 8 Register Maps
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 TPI Network Circuit
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Fiber Network Circuit
        1. 9.2.2.1 Design Requirements
          1. 9.2.2.1.1 Clock Requirements
            1. 9.2.2.1.1.1 Oscillator
            2. 9.2.2.1.1.2 Crystal
        2. 9.2.2.2 Detailed Design Procedure
          1. 9.2.2.2.1 MII Layout Guidelines
          2. 9.2.2.2.2 RMII Layout Guidelines
          3. 9.2.2.2.3 RGMII Layout Guidelines
          4. 9.2.2.2.4 MDI Layout Guidelines
        3. 9.2.2.3 Application Curves
    3. 9.3 Power Supply Recommendations
      1. 9.3.1 Power Supply Characteristics
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
        1. 9.4.1.1 Signal Traces
        2. 9.4.1.2 Return Path
        3. 9.4.1.3 Transformer Layout
          1. 9.4.1.3.1 Transformer Recommendations
        4. 9.4.1.4 Metal Pour
        5. 9.4.1.5 PCB Layer Stacking
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

11 Revision History

Changes from Revision G (August 2023) to Revision H (July 2026)

  • Add Programmable MII/RMII/RGMII impedance control to the feature list Go
  • Changed all instances of legacy terminology to Leader and Follower throughout the document Go
  • Fixed the RX_D1 pin number in Table 5-1 and Table 5-2 Go
  • Changed RESET to RESET_N to keep the naming consistentGo
  • Changed INT/PWDN to INT/PWDN_N to keep the naming consistentGo
  • Added text (PHY in normal operating condition) to Input voltage -Other Inputs Go
  • Updated the VOD reference for the PMD outputs to point to register 0x403Go
  • Changed the Power-Up With Unstable XI Input graphic Go
  • Added Note with text "Clock in external clock mode ….…... external clock is stable." Go
  • Updated "alien" to "unwanted"Go
  • Added RMII Repeater Mode sectionGo
  • Update Table 8-13 for clarity, add RMII Leader and Follower.Go
  • Change from RESET to RESET_N for consistencyGo
  • Added Rp for clarificationGo
  • Changed TYPE definition list in Section 8 Go
  • Changed details of Register 0x0000, bit 15 Go
  • Changed TYPE of Register 0x0012 and Register 0x0013 Go
  • Updated TYPE and added details of Register 0x17 bit 5 Go
  • Changed details of Register 0x0428, bit 2 Go
  • Changed details of Register 0x0461, bit [4:1] Go
  • Changed details of Register 0x4D0, bit [6:5] Go
  • Changed TPI network diagram termination voltage from 3.3V to be AVDGo
  • Added a note that input pins must not be driven until VDDIO/AVD are stableGo
  • Add that input pins must not be driven until VDDID and AVD are stableGo
  • Added Documentation Support sectionGo
  • Updated section title from "Related Links" to "Related Documentation"Go

Changes from Revision F (June 2021) to Revision G (August 2023)

  • Corrected IEC 6100 to IEC 61000Go
  • Changed Language in LED pins from 'Mode' to 'Function'Go
  • Changed 'Other Inputs' Max rating from 3.8 to 'VDDIO + 0.3V'Go
  • Added last sentence and register write list. "After enabling/setting the RX_SFD..." etcGo
  • Third & fourth paragraph added. Go
  • Added LED_1 . Go
  • Changed details of register 0x0018 to say LED instead of LED_0 for bits 10:9 Go
  • Changed the details of register 0x0027 to include Harmonics Compliance Test noteGo
  • Updated details of register 0x0040; added bit 13 descriptionGo

Changes from Revision E (March 2019) to Revision F (June 2021)

  • Updated the numbering format for tables, figures, and cross-references throughout the documentGo
  • Feature section updated to highlight key features.Go
  • Added trademarkGo
  • Added clarification on Tx_CLK state in reset in pin function table.Go
  • Added clarification on TX_CLK state in reset in IO Pins State During Reset tableGo
  • Added 100BASE-FX output parameters Go
  • Added AVO footnoteGo
  • Added timing requirement for reset after stabilization of XI clock. Go
  • Added RMII transmit latency number Go
  • Added RGMII transmit latency number Go
  • Added RMII receive latency numberGo
  • Added RGMII receive latency number.Go
  • Updated details of earlier "reserved" bits of register 0x000B and 0x003FGo
  • Updated description for register 0x0015 and 0x001CGo
  • Added register description of following registers: 0x101,0x0106,0x0107,0x0126,0x04D4,0x0121,0x0122,0x0124,0x010F,0x0111,0x0129,0x0130,0x0410,0x0416,0x0418,0x0450,0x040D ,0x041F,0x0421Go
  • Added further information to registers 0x0000,0x0001,0x0469,0x0703CGo
  • Updated default values for registers :0x0008,0x000A,0x0010,0x0017,0x001E,0x0155,0x0215,0x0462,0x3000,0x3001,0x3014,0x3016Go
  • Changed TPI network diagram to include optional ferrite bead for EMC improvementGo

Changes from Revision D (March 2019) to Revision E (March 2019)

  • Changed to fix typos on Table 1 Go

Changes from Revision C (April 2018) to Revision D (March 2019)

  • Changed the description for LED_1 in Pin Functions table.Go
  • Changed reset pin state for RX_D[3:0] and LED_1 pins in IO Pins State During ResetGo
  • Added XO and XI capacitanceGo
  • Added Test Conditions to PMD OUTPUT section of the Electrical Characteristics TableGo
  • Changed Parameter descriptions and units in Reset Timing Requirements table to match device performance.Go
  • Changed NOTE for 100BASE-FX Signal Detect pin polarity from Active LOW to Active HIGH.Go
  • Changed LED_0 strap modes to remove Mode 2 and Mode 3. Go
  • Changed strap description for SD_EN pin from Active LOW to Active HIGH.Go
  • Deleted LED_0 configuration table.Go
  • Changed LED_1 Configuration table to merge LED_0 and LED_1 configuration into a single table for clarity.Go
  • Changed note in Section 7.5.2 section to clarify LED connections.Go
  • Added registers 0x0106, 0x0107, 0x010F, 0x0114, 0x0116, 0x0126, 0x04D4, 0x04D5, and 0x04D6 Go
  • Added 100Base-TX MII power consumption data for -40oC and 125oCGo

Changes from Revision B (March 2018) to Revision C (April 2018)

  • Changed TX_D[1:0] back to TX_D[3:0]Go
  • Changed RX_D[1:0] back to RX_D[3:0]Go

Changes from Revision A (August 2016) to Revision B (March 2018)

  • Updated data sheet text and format to the latest TI documentation and translations standards Go
  • Updated description of pin 24 and changed pin type from: I/O, PD to: I/O Go
  • Added MII: 100BASE-TX Transmit Latency Timing table Go
  • Added MII: 100BASE-TX Receive Latency Timing table Go
  • Device Power-Up Timing diagram modified to include start voltage limitsGo
  • Added the 100BASE-TX Transmit Latency Timing graphic Go
  • Added the 100BASE-TX Receive Latency Timing graphic Go
  • Changed the Functional Block Diagram Go
  • Changed TX_D[3:0] to TX_D[1:0]Go
  • Changed RX_D[3:0] to RX_D[1:0]Go
  • Added note to the 100BASE-FX Receive section and changed the SD_DIS pin to SD_ENGo
  • Changed RX_ER strap function from: AMDIX_EN (SD_DIS) to: AMDIX_EN (SD_EN)Go
  • Added the Detailed Design Procedure section for the TPI Network Circuit typical applicationGo
  • Switched the order of the typical applicationsGo
  • Added note to the Oscillator section Go
  • Changed the Power Connections graphic Go

Changes from Revision * (August 2016) to Revision A (August 2016)

  • Changed Product Preview to Production Data release Go