Low Latency 40-Gbps Ethernet IP Core User Guide

ID 683745
Date 3/08/2021
Public
Document Table of Contents

1.4. Performance and Resource Utilization

The following sections provide performance and resource utilization data for the LL 40GbE IP core.

Table 4.  IP Core Variation Encoding for Resource Utilization Tables"On" indicates the parameter is turned on. The symbol "—" indicates the parameter is turned off or not available.
IP Core Variation A B C D E F
Parameter
Data interface Custom-ST Avalon-ST Avalon-ST Avalon-ST Avalon-ST Avalon-ST
Flow control mode No flow control No flow control Standard flow control Standard flow control No flow control No flow control
Average interpacket gap 12 12 12 12 12 12
Enable 1588 PTP On
Enable link fault generation On On
Enable TX CRC insertion On On On On On
Enable preamble passthrough On On
Enable alignment EOP on FCS word On On On On On
Enable TX statistics On On On On On
Enable RX statistics On On On On On
Enable KR4 On On
Include FEC sublayer On