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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.
RTL8139B Datasheet
