Made by Realtek Semiconductor Corp

Realtek

Realtek Semiconductor Corp. , a fabless IC design house situated in the Hsinchu Science Park, Hsinchu, Taiwan, was founded in October 1987, and subsequently approved as a listed company on the Taiwan Stock Exchange in 1998...

, the RTL8139 is a family of network adapters

Network card

A network interface controller is a computer hardware component that connects a computer to a computer network....

.

Models

RTL8139C(L) (PCI, mini-PCI, cardbus, Laptop LAN)

RTL8139C(L)+ (PCI, mini-PCI, cardbus, Laptop LAN)

RTL8139D(L) (PCI, mini-PCI, PCI lan/modem combo, Laptop LAN)

8139/8139A/8139B/8139C/8139D

Version	Voltage	Features	Notes
RTL8139	5v		first version of single chip set
RTL8139A	5v	Wake on LAN	internal registers of chip set was expanded
RTL8139B	5v or 3.3v	one clock source ASIC	clock source changed from OSC to Crystal
RTL8139C	3.3v	Wake on LAN from PCI BUS	expanded ACPI for PCI BUS 2.2
RTL8139D

RTL8139C(L) Features

Speed - 10/100 Mbps

Bus Type - PCI

Multicast

Multicast

In computer networking, multicast is the delivery of a message or information to a group of destination computers simultaneously in a single transmission from the source creating copies automatically in other network elements, such as routers, only when the topology of the network requires...

 support - Yes

Promiscuous Mode

Promiscuous mode

In computer networking, promiscuous mode or promisc mode is a mode for a network interface controller that causes the NIC to pass all traffic it receives to the central processing unit rather than just passing frames the NIC is intended to receive...

 - Yes

Ports - 1x RJ45

Single Chip - Yes

ACPI/OSPM - Yes

Wake on LAN

Wake-on-LAN

Wake-on-LAN is an Ethernet computer networking standard that allows a computer to be turned on or woken up by a network message....

 - Yes (magic packet, wakeup frame)

PCI Compliance - 2.2

Half/Full Duplex - Both

RTL8139D(L) Features

Speed - 10/100 Mbps

Bus Type - PCI

Multicast support - Yes

Promiscuous Mode - Yes

Ports - 1x RJ45

Single Chip - Yes

ACPI/OSPM - Yes

Wake on LAN - Yes (magic packet, link change, wakeup frame)

PCI Compliance - 2.2

FIFO's - Yes, 2x 2k independent

Half/Full Duplex - Both

RTL8139C(L)+ Features

Speed - 10/100 Mbps

Bus Type - PCI

Multicast support - Yes

Promiscuous Mode - Yes

Ports - 1x RJ45

Single Chip - Yes

ACPI/OSPM - Yes

Wake on LAN - Yes (magic packet, wakeup frame)

PCI Compliance - 2.2

Half/Full Duplex - Both

IEEE802.1Q VLAN - Yes

Dual Address Cycle - Yes

Also Known As

Realtek RTL8139 Fast Ethernet

Fast Ethernet

In computer networking, Fast Ethernet is a collective term for a number of Ethernet standards that carry traffic at the nominal rate of 100 Mbit/s, against the original Ethernet speed of 10 Mbit/s. Of the fast Ethernet standards 100BASE-TX is by far the most common and is supported by the...

10/100M Adapter

Realtek RTL8139/810x Family Fast Ethernet NIC

External links

Official Links to Manufacturers Website

RTL8139C(L) http://www.realtek.com.tw/products/productsView.aspx?Langid=1&PFid=6&Level=5&Conn=4&ProdID=16

RTL8139C(L)+ http://www.realtek.com.tw/products/productsView.aspx?Langid=1&PFid=6&Level=5&Conn=4&ProdID=17

RTL8139D(L) http://www.realtek.com.tw/products/productsView.aspx?Langid=1&PFid=6&Level=5&Conn=4&ProdID=18