RTL8139B

RTL8139B(L) Preliminary REALTEK SINGLE CHIP FAST ETHERNET CONTROLLER WITH POWER MANAGEMENT RTL8139B(L) 1. Features: l 128 pins QFP/LQFP l Integrated Fast Ethernet MAC, Physical chip and transceiver in one chip l 10 Mb/s and 100 Mb/s operation l Supports 10 Mb/s and 100 Mb/s N-way Auto- negotiation operation l PCI local bus single-chip Fast Ethernet controller ² Compliant to PCI Revision 2.2 ² Supports PCI clock 16.75MHz-40MHz ² Supports PCI target fast back-to-back transaction ² Provides PCI bus master data transfers and PCI memory space or I/O space mapped data transfers of RTL8139B(L)'s operational registers ² Supports PCI VPD (Vital Product Data) ² Supports ACPI, PCI power management ² The RTL8139BL works in 3.3V signaling environment mainly, and the RTL8139B is used in 5V signaling environment only. Both need 5-volt working voltage as power source. l Supports CardBus. The CIS can be stored in 93C56 or expansion ROM l Supports up to 128K bytes Boot ROM interface for both E...