SNAU308A November   2024  – May 2025

 

  1.   1
  2.   Description
  3.   Get Started
  4.   Features
  5.   Applications
  6.   6
  7. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  8. 2Hardware
    1. 2.1 Setup
      1. 2.1.1 Evaluation Setup Requirement
      2. 2.1.2 Connection Diagram
    2. 2.2 Jumper Information
    3. 2.3 Power Requirements
    4. 2.4 Reference Clock
    5. 2.5 Output Connections
    6. 2.6 Test Points
  9. 3Software
    1. 3.1 Software Description
    2. 3.2 Software Installation
    3. 3.3 USB2ANY Interface
  10. 4Implementation Results
    1. 4.1 Evaluation Setup
    2. 4.2 Performance Data and Results
      1. 4.2.1 RF Output
      2. 4.2.2 VCO Calibration
        1. 4.2.2.1 No Assist Operation
        2. 4.2.2.2 Full Assist Operation
      3. 4.2.3 SYSREF
        1. 4.2.3.1 SYSREF Clock Generation
        2. 4.2.3.2 SYSREF Pulse Generation
        3. 4.2.3.3 SYSREF Repeater Mode
      4. 4.2.4 Phase Adjustment
      5. 4.2.5 Phase Synchronization
        1. 4.2.5.1 Category 1b and Category 2 SYNC
        2. 4.2.5.2 Category 3 SYNC
      6. 4.2.6 Pin Mode
  11. 5Hardware Design Files
    1. 5.1 Schematics
    2. 5.2 PCB Layouts
    3. 5.3 Bill of Materials (BOM)
  12. 6Additional Information
    1. 6.1 Debug Information
    2. 6.2 Trademarks
  13. 7Revision History

PCB Layouts

LMX2624SPEVM LMX2695SEPEVM LMX2824EPEVM Top Layer Figure 5-5 Top Layer
LMX2624SPEVM LMX2695SEPEVM LMX2824EPEVM 2nd Layer Figure 5-6 2nd Layer
LMX2624SPEVM LMX2695SEPEVM LMX2824EPEVM 3rd Layer Figure 5-7 3rd Layer
LMX2624SPEVM LMX2695SEPEVM LMX2824EPEVM 4th Layer Figure 5-8 4th Layer
LMX2624SPEVM LMX2695SEPEVM LMX2824EPEVM 5th Layer Figure 5-9 5th Layer
LMX2624SPEVM LMX2695SEPEVM LMX2824EPEVM Bottom Layer Figure 5-10 Bottom Layer
Table 5-1 PCB Stackup
Layer Material Thickness (mil) Constant
Top Copper 2.8
Dielectric RO4350B LoPro 7.3 3.55
2nd Copper 1.4
Dielectric FR4 13 4.2
3rd Copper 1.4
Dielectric FR4 9 4.2
4th Copper 1.4
Dielectric FR4 13 4.2
5th Copper 1.4
Dielectric FR4 9 4.2
Bottom Copper 2.8