SNAA438A April   2025  – September 2025 CDC6C-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Test Setup
    1. 2.1 Board Variation Summary Table
    2. 2.2 Schematics
    3. 2.3 Layout
    4. 2.4 Stack-Up
  6. 3CISPR-25
    1. 3.1 CISPR-25 Summary
    2. 3.2 CISPR-25 Results
      1. 3.2.1 Monopole
      2. 3.2.2 Bi-Conical
      3. 3.2.3 Log-Periodic
      4. 3.2.4 Horn
  7. 4Summary
    1. 4.1 CISPR-25
  8. 5References
  9. 6Revision History

4.1 CISPR-25

At 3.3V and 1.8V, the CDC6C-Q1 passes CISPR-25 Class 5 for all bands except GPS L1 (1567.42MHz to 1583.42MHz), where the device passes Class 3. For best performance, the DLY package, use of slew rate control, and lower supply voltage is recommended.