ZM34280 – High-Density Switch Chip for Next-Gen Access/Aggregation & Campus Networks
Zegma’s latest ZM34280 is a high-density switch chip designed for high-performance access, aggregation, and campus networks, delivering 1.08T I/O bandwidth with 28x10G + 32x25G SerDes channels. It supports flexible 1G to 100G multi-rate configurations, addressing diverse networking requirements.
Key Features
✅ Ultra-Density & Flexibility
- Integrates 20 High-Speed SerDes Macros (HS Macros), each supporting 4 independently configurable lanes
- Per-lane rate: 1.156G~28.125Gbps (NRZ), compatible with 1G/2.5G/10G/25G/50G (2-lane)/100G (4-lane)
- Dedicated PLL per lane enables mixed-rate operation for optimal port utilization
✅ Intelligent Networking Acceleration
- Low fixed latency: Ensures real-time performance for critical services
- Advanced NetFlow: Enhances traffic analysis and policy control
- SmartPort Technology: Dynamically adapts to multi-rate ports, optimizing resource allocation
- CFlex Header Compression: Reduces protocol overhead, improves effective bandwidth
- HECMP (High-Efficiency Congestion Management Protocol): Optimizes multi-path load balancing for higher reliability
✅ Scenario-Optimized Design
- Aggregation Layer: High bandwidth & low latency for large-scale traffic scheduling
- Access Layer: Multi-rate support for diverse end-device connectivity
- Campus Networks: Cost-efficient solution for enterprise/school full-scenario coverage
Applications: 5G transport, enterprise core switching, smart campuses, cloud-edge networks