RTL8305SC SINGLE-CHIP 5-PORT 10/100MBPS SWITCH CON.
Realtek
RTL8305SC - SINGLE-CHIP 5-PORT 10/100MBPS SWITCH CONTROLLER
RTL8305SC SINGLE-CHIP 5-PORT 10/100MBPS SWITCH CONTROLLER WITH DUAL MII INTERFACES DataSheet Rev. 1.2 02 March 2005 Track ID: JATR-1076-21 RTL8305SC .