VSC8664 and Zarlink ZL30138 and ZL30143 SyncE Interoperability Test Results
VPPD-02192 Application Note Revision 1.1
Contents
1 Revision History ............................................................................................................................. 1
1.1 Revision 1.1 ........................................................................................................................................ 1
1.2 Revision 1.0 ........................................................................................................................................ 1
2 Introduction ................................................................................................................................... 2
2.1 References .......................................................................................................................................... 2
2.1.1 Vitesse Documents .................................................................................................................................. 2
2.1.2 Zarlink Product Profiles ........................................................................................................................... 2
3 Test Case Overview ....................................................................................................................... 3
3.1 Scope of Test Case .............................................................................................................................. 3
3.2 Test Components ................................................................................................................................ 3
3.2.1 Vitesse Materials ..................................................................................................................................... 3
3.2.2 Zarlink Materials ...................................................................................................................................... 3
3.2.3 Test Equipment ....................................................................................................................................... 4
3.2.4 Test Configuration ................................................................................................................................... 4
3.2.5 VSC8664 Evaluation Board Configuration ............................................................................................... 5
3.2.6 ZLE30138 Evaluation Board Configuration .............................................................................................. 6
4 Testing Procedure .......................................................................................................................... 7
4.1 Basic Operation .................................................................................................................................. 7
4.2 Breaking Links and Auto Configuration .............................................................................................. 7
4.3 Long Run Testing ................................................................................................................................ 7
4.4 Pass/Fail Criteria ................................................................................................................................. 7
4.5 Measurements ................................................................................................................................... 7
5 Test Results .................................................................................................................................... 8
5.1 Basic Tests .......................................................................................................................................... 8
5.2 Measurements ................................................................................................................................... 9
5.2.1 Jitter ........................................................................................................................................................ 9
5.2.2 Frequency Accuracy .............................................................................................................................. 10
6 Design Considerations ................................................................................................................. 11
6.1 Fast Link Failure Output .................................................................................................................... 11
6.2 Zarlink Operation Modes .................................................................................................................. 11
6.3 PLL Configuration ............................................................................................................................. 11
7 Testing with the Zarlink ZLE30143 .............................................................................................. 12
8 Conclusion .................................................................................................................................... 13