SLAT161 June   2022 HD3SS3411 , TMUXHS4412

 

  1.   Abstract
  2.   Trademarks
  3. 1Introduction
  4. 2What is PCI Express (PCIe)?
    1. 2.1 PCIe Link
    2. 2.2 PCIe Clocking Architectures
      1. 2.2.1 Common Reference Clock
      2. 2.2.2 Data Reference Clock
      3. 2.2.3 Separate Reference Clock
    3. 2.3 PCIe Reference Clock Specification
  5. 3Reference Clock Measurement With TI Multiplexers
    1. 3.1 Test Setup and Procedure
      1. 3.1.1 Test Setup
      2. 3.1.2 Test Procedure
    2. 3.2 Test Report
      1. 3.2.1 Test Result With Clock Source
      2. 3.2.2 Test Result With HD3SS3411
      3. 3.2.3 Test Result With TMUXHS4412
      4. 3.2.4 Test Result With TMUXHS221
  6. 4Summary

3.2.1 Test Result With Clock Source

Table 3-1 shows the test result with clock source only.

Table 3-1 Test Result With Clock Source
Parameter Clock + Clock- Unit
Frequency 100.1+-14k 100.1+-19k Mhz
Amplititude 587 589 mV
Jitter 1.08 1.08 Ps (Rms)
Duty Cycle 50.2 48.8 %
Rise Time 294 310 Ps
Fall time 228 261 Ps
Vcross 263/190 NA mV