SNAA396 February   2024 LMK5B33216 , LMK5B33414

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 800G Market Trend
  5. 2LMK5B33216 for SerDes Applications
    1. 2.1 BAW Technology in LMK5B33216
  6. 3LMK5B33216 for Ethernet Applications
    1. 3.1 Frequency and Phase Adjustments
    2. 3.2 Input Reference Switching
    3. 3.3 Holdover
    4. 3.4 Zero-Delay Mode
  7. 4LMK5B33216 Performance
    1. 4.1 Phase Noise Profile
    2. 4.2 RMS Jitter
  8. 5Summary
  9. 6References

RMS Jitter

Refer to Table 4-1 for additional RMS jitter data across various integration ranges.

Table 4-1 Jitter Performance of the LMK5B33216 Across Different Integration Ranges
Output Clock Frequency [MHz] RMS Jitter (typ.) [fs](1) Jitter Integration Range [MHz]
156.25(2) 47 0.012 to 20
26 0.100 to 5
31 0.750 to 10
71 0.200 to 50
15 2 to 4
39 4 to 20
312.5(3) 42 0.012 to 20
19 0.100 to 5
21 0.750 to 10
47 0.200 to 50
10 2 to 4
26 4 to 20
625(4) 35 0.012 to 20
12 0.100 to 5
11 0.750 to 10
25 0.200 to 50
5 2 to 4
13 4 to 20
The measurements were taken using an XO input frequency of 48MHz with all LMK5B33216 outputs set to the same frequency with an output swing (VOD) ≥ 800mV.
The APLL3 post divider is 16.
The APLL3 post divider is 8.
The APLL3 post divider is 4.