Tunable SM4 (ECB, CBC, CTR, XTS, CCM, GCM) accelerator - optional SCA protection
40-Gbps Ultra-Low Latency Ethernet MAC & PCS (40GBASE-R4)
These IP cores are designed to minimize congestion, to eliminate high fan-out nets, and to reduce the number of pipeline stages required to a theoretical minimum.
The cores are highly scalable and can easily be customized to target any speed, technologies and process nodes.
The Ultra-Low Latency Ethernet MAC and PCS is the industry leading solution for latency critical Ethernet applications such as high-frequency trading and data center Ethernet switches.
The core is designed using advanced techniques leading to unmatched, ultra-low gate count utilization and amazing latency performances.
The IP core can be generated to operate at 10-, 25-, 40- or 100-Gbps line rate.
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Block Diagram of the 40-Gbps Ultra-Low Latency Ethernet MAC & PCS (40GBASE-R4)

Ethernet MAC IP
- Gigabit Ethernet 802.3 MAC - Media Access Controller
- Multi-channel, multi-speed Ethernet universal media access control (MAC) and physical coding sublayer IP (UMAC)
- 400G/200G/100G Ethernet MAC IP
- Gigabit Ethernet MAC with IEEE 1588 PTP Support and AVB for Auto
- 10 Gigabit Ethernet MAC with IEEE 1588 PTP Support and AVB for Auto
- 100-Gbps Ultra-Low Latency Ethernet MAC & PCS (100GBASE-R4, 100GBASE-R10)