RTL8198-GR 데이터 시트보기 (PDF) - Realtek Semiconductor

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RTL8198-GR

IEEE 802.11n GIGABIT ETHERNET AP/ROUTER NETWORK PROCESSOR

Realtek Semiconductor 

RTL8198

Datasheet

2. Features

„ SOC

‹ Embedded RISC CPU, RLX5281 with

16K I-Cache, 8K D-Cache, 40K I-MEM,

8K D-MEM

‹ Supports MIPS-1 ISA, MIPS16 ISA

‹ Clock rate up to 500MHz

‹ Provides a standard 5-signal P1149.1

EJTAG test port

‹ Supports RLX5281 CPU suspend mode

„ L2 Capabilities

‹ Six Gigabit Ethernet MACs switch with

five IEEE 802.3 10/100/1000Mbps

physical layer transceivers

‹ Supports 1 dedicated GMII/RGMII/MII

port to connect to an external MAC or

PHY (supports both PHY mode and

MAC mode) for HomePlug or

HomePNA applications on RTL8198

‹ Non-blocking wire-speed reception and

transmission and non-head-of-line-

blocking/forwarding

‹ Internal 512Kbit SRAM for packet

buffering

‹ Internal 1024 entry 4-way hash L2 look-

up table

‹ Supports source and destination MAC

address filtering

‹ Three LED indicators per port for link,

speed, full/half duplex

‹ Bi-color LED display mode

„ CPU Interface (NIC)

‹ Supports BSD mbuf-like packet structure

with adjustable cluster size (128-byte to

2Kbyte) to provide optimum memory

utilization

‹ The NIC DMA support multiple-

descriptor-ring architecture for QoS

applications (supports 6 RX descriptor

rings and 2 TX descriptor rings)

„ Peripheral Interfaces

‹ Supports PCI Express Host with

integrated PHY to connect up to two

master devices

‹ Two PCI Express PHY embedded

‹ Supports one USB 2.0 host controller

for access to USB-supported peripherals

‹ One USB PHY is embedded

‹ Supports two 16550 UARTs

‹ Supports up to 44 GPIO pins

„ Memory Interfaces

‹ Serial Flash (SPI Type)

ƒ Supports two banks and dual I/O

channels for SPI Flash application

ƒ Each Flash bank could be configured

as 256K/512K/1M/2M/4M/8M/16M

Bytes

ƒ Boot up from SPI flash is supported

‹ SDR DRAM

ƒ Supports two SDR DRAM banks;

each can be configured as

2M/4M/8M/16M/32M/64Mbyte

ƒ 16bit SDR DRAM data bus

supported. System totally supports up

to 128Mbyte SDR DRAM memory

space

‹ DDR1 DRAM

ƒ Supports one DDR1 DRAM bank

that can be configured as

16M/32M/64M/128Mbytes

ƒ 16-bit DDR1 DRAM data bus

supported. System totally supports up

to 128Mbyte DDR1 DRAM memory

space

IEEE 802.11n Gigabit Ethernet AP/Router Network Processor

3

Track ID: JATR-2265-11 Rev. 0.91

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