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

3.2.3 Test Result With TMUXHS4412

Table 3-3 shows the test result with EVM trace only and trace + TMUXHS4412.

Table 3-3 Test Result With TMUXHS4412
Parameter With Trace Only With Trace +TMUXHS4412 Unit
Clock + Clock- Clock + Clock -
Frequency 100.1+-13k 100.1+-10k 100.1+-12k 100.1+-11k Mhz
Amplitude 529 548 488 504 mV
Jitter 1.03 1.03 1.06 1.06 Ps (Rms)
Duty Cycle 50.3 49 50.3 49 %
Rise Time 327 396 329 341 Ps
Fall time 302 373 287 375 Ps
Vcross 265/193 NA 260/179 NA mV