Xilinx Spartan-3A User Manual page 117

R
10/100 Ethernet Physical Layer Interface
The Spartan-3A/3AN Starter Kit board includes a Standard Microsystems LAN8700
10/100 Ethernet physical layer (PHY) interface and an RJ-45 connector, as shown in
Figure
the board can optionally connect to a standard Ethernet network. All timing is controlled
from an on-board 25 MHz crystal oscillator.
Spartan-3A/3AN Starter Kit Board User Guide
UG334 (v1.0) May 28, 2007
14-1. With an Ethernet Media Access Controller (MAC) implemented in the FPGA,
RJ-45 Ethernet Connector (J32)
(integrated magnetics)
25 MHz Crystal
Figure 14-1: 10/100 Ethernet PHY with RJ-45 Connector
www.xilinx.com
SMSC LAN8700 10/100 Ethernet PHY
Chapter 14
UG334_c14_01_052407
117