Vendor: CAST Category: Ethernet

40G/50G UDP/IP Hardware Protocol Stack

Implements a UDP/IP hardware protocol stack that enables high-speed communication over a LAN or a point-to-point connection.

Overview

Implements a UDP/IP hardware protocol stack that enables high-speed communication over a LAN or a point-to-point connection. Designed for standalone operation, the core is ideal for offloading the host processor from the demanding task of UDP/IP encapsulation and enables media streaming with speeds up to 50Gbps even in processor-less SoC designs. 

Trouble-free network operation is ensured through run-time programmability of all the required network parameters (local, destination and gateway IP addresses; UDP ports; and MAC address). The core implements the Address Resolution Protocol (ARP), which is critical for multiple access networks, and the Echo Request and Reply Messages (“ping”) of the Internet Control Message Protocol (ICMP) widely used to test network connectivity. It can use a static IP address or automatically request and acquire an IP address from a Dynamic Host Configuration Server (DHCP) server. Furthermore, the core supports 801.1Q tagging and is suitable for operation in a Virtual LAN.  

The core is easy to integrate into systems with or without a host processor. Packet data can be read/written to the core via dedicated streaming-capable interfaces, or optionally via registers mapped on an SoC bus. The AMBA® AXI4-stream or the Avalon®-ST streaming protocols and the AMBA AHB and AXI, Avalon-MM, or Wishbone SoC bus protocols are supported.

Key features

  • Complete UDP/IP Hardware Stack
    • 10G, 40G, and 50G Ethernet
    • IPv4 support without packet fragmentation
    • Jumbo and Super Jumbo Frames
    • Transmit and Receive
    • ARP with Cache
    • ICMP (Ping Reply)
    • IGMP v3 (Multicast)
    • UDP/IP Unicast, and Multicast
    • UDP Port Filtering
    • UDP/IP Checksums generation and validation, and optional Ethernet CRC validation
    • VLAN (IEEE 802.1Q) support
    • 1 to 32 UDP transmit and 1 to UDP 32 receive channels
    • Ethernet Framing processing for non-UDP user-provided packets
    • DHCP client
  • Trouble-Free Operation
    • Run time programmable network parameters:
      • Local MAC address, Local IP address, Gateway IP address, and IP subnet mask
      • Per-channel: Destination IP address, Source and Destination UDP ports, multicast enable/disable and receive group
    • ARP support for operation in networks with Dynamic IP allocation
  • Easy SoC Integration
    • Flexible interfaces:
      • Packet Data: 256-bit streaming-capable Avalon-ST or AXI4-Stream, , optionally bridged to equal-width or narrower memory-mapped 
      • Control/Status Registers: Generic 32-bit SRAM-like, or optionally 32-bit AHB, AXI, Avalon-MM or Wishbone
    • Separate clock domains for packet processing and control/status interfaces
    • Configurable buffer sizes
    • Rich interrupt support for system events

Block Diagram

Specifications

Identity

Part Number
UDPIP-40G/50G
Vendor
CAST
Type
Silicon IP

Files

Note: some files may require an NDA depending on provider policy.

Provider

HQ: USA

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Frequently asked questions about Ethernet IP cores

What is 40G/50G UDP/IP Hardware Protocol Stack?

40G/50G UDP/IP Hardware Protocol Stack is a Ethernet IP core from CAST listed on Semi IP Hub.

How should engineers evaluate this Ethernet?

Engineers should review the overview, key features, supported foundries and nodes, maturity, deliverables, and provider information before shortlisting this Ethernet IP.

Can this semiconductor IP be compared with similar products?

Yes. Buyers can compare this product with similar semiconductor IP cores or IP families based on category, provider, process options, and structured technical specifications.

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