Highlights
• Frequency, Phase and Time Synchronization over IP, MPLS and Ethernet Packet Networks
• Frequency offset accuracy performance for GSM, WCDMA-FDD, LTE-FDD, 5G basestations and small cell applications, with target performance less than ± 15 ppb.
• Phase Synchronization performance for WCDMA-TDD, TD-SCDMA, CDMA2000, LTE-TDD, LTE-A and 5G NR applications with target performance less than ± 1 us phase alignment.
• Time Synchronization for TAI, UTC-traceability and GNSS/GPS replacement.

Industry Standard or Draft Support
• ITU-T G.8261 Appendix VI
• ITU-T G.8263 PEC-S
• ITU-T G.8273.2 T-BC: Class A, B, C & D
• ITU-T G.8273.2 T-TSC: Class A, B, C & D
• ITU-T G.8273.4 T-BC-A
• ITU-T G.8273.4 T-BC-P
• ITU-T G.8273.4 T-TSC-A
• ITU-T G.8273.4 T-TSC-P

General Features
• Synchronised to Primary Server and monitoring Secondary Server
• Warm start to initialize or seed the algorithm from last-known-good frequency offset to improve convergence
• User ability to add frequency offsets for temperature or aging compensation
• Considerable diagnosis tools available

ZLS30380 software package provides a high performance Time Synchronization Algorithm that is capable of meeting frequency offset accuracy, telecom masks as well as phase and time alignment requirements for multiple industries applications, including mobile front/mid/backhaul for 4G&5G, ToR of Datacenter, Cable CCAP, Broadcast Video and Power Grid network.

Forms an overall IEEE 1588 implementation solution when combined with

• Microchip’s IEEE1588 Protocol Engine ZLS30390,
• Microchip’s PLL Driver software ZLS30379,
• Microchip’s User Application Examples software ZLS30373,
• Microchip’s Network Synchronization PLL hardware, and
• Microchip’s Ethernet switch & PHY with integrated timestamper hardware

A list of associated hardware PLLs from our latest product platform include ZL30731, ZL30732, ZL30733, ZL30734, ZL30735, ZL30732A, ZL30733A, ZL30735A, ZL30934A, ZL30732B, ZL30733B, ZL30734B, ZL30735B and ZL80932B which are targeted for various SyncE and IEEE1588 applications.