W89C840F SPC, CIRCUITO, LA FUNCIÓN

W89C840F Datasheet PDF

• Winbond W89C840AF
  100/10Mbps Ethernet Controller
• Winbond W89C840F
  100/10Mbps Ethernet Controller(100/10Mbps?????????)
• Winbond W89C841D
  3-IN 10/100M FAST ETHERNET CONTROLLER
• WINBOND[Winbond] W89C841F
  3-IN 10/100M FAST ETHERNET CONTROLLER
• W89C841F/D
  3-IN-1 100BASE-TX/FX & 10BASE-T Ethernet Controller
• Winbond W89C880F
  100Base-Tx/T4 Multiport Repeater Controller(100Base-Tx/T4??????????????