SPRACV3 December   2020 AM6412 , AM6422 , AM6442

 

  1.   Trademarks
  2. 1Simulations
    1. 1.1 SerDes
      1. 1.1.1 Introduction
      2. 1.1.2 Simulator Settings and Model Usage
      3. 1.1.3 Simulation Parameters
      4. 1.1.4 Simulation Methodology
      5. 1.1.5 Reviewing Simulation Results
  3. 2Models
    1. 2.1 IBIS-AMI Model Kit
    2. 2.2 The Kit Structure
    3. 2.3 Contents of the Kit
    4. 2.4 IBIS Analog Models
    5. 2.5 Algorithmic Models
      1. 2.5.1 Transmitter (Tx) Model
        1. 2.5.1.1  TX AMI Parameters for Gen 1
        2. 2.5.1.2  TX AMI Parameters for Gen 2
        3. 2.5.1.3  TX AMI Parameters for Gen 3
        4. 2.5.1.4  TX AMI Parameters for Sgmii
        5. 2.5.1.5  TX AMI Parameters for Qsgmii
        6. 2.5.1.6  TX AMI Parameters for USB3.0
        7. 2.5.1.7  TX AMI Parameters for USB3.1
        8. 2.5.1.8  TX AMI Parameters for USXGMII
        9. 2.5.1.9  TX AMI Parameters for Display Port
        10. 2.5.1.10 Transmitter Specifications
        11. 2.5.1.11 TX_Jitter Injection Parameters
      2. 2.5.2 Receiver (Rx) Model
        1. 2.5.2.1 RX AMI Parameters
        2. 2.5.2.2 Rx Jitter Injection Parameters
    6. 2.6 Valid Simulation Condition
    7. 2.7 Eye Mask Requirement

1.1.5 Reviewing Simulation Results

The results generated by the channel simulations outlined in the preceding sections are compared against an eye mask spec. This eye mask is summarized in Table 1-1. This is used as a pass/fail check for the system

Table 1-1 Eye Mask Specifications for Different Standards
Protocol Eye Height (mV) Eye Width (pS) Notes
DP/eDP NA NA TP3_EQ eye mask (eDP_v1.4b_E1 spec, Section 4.6.1, Figure 4.4) BER Target 1E-09
PCIe 50 25 Post-equalization eye mask. BER Target 1E-12
USB3 50 25
QSGMII 50 25
SGMII 50 25
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