RTL8196E Просмотр технического описания (PDF) - Realtek Semiconductor

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RTL8196E

5-PORT 10/100M ETHERNET ROUTER NETWORK PROCESSOR

Realtek Semiconductor 

2. Features

„ SOC

‹ Embedded RISC CPU, RLX4181 with

16Kbyte I-Cache, 8Kbyte D-Cache,

16Kbyte I-MEM, 8Kbyte D-MEM

‹ Supports MIPS-1 ISA, MIPS16 ISA

‹ Clock Rate: 400MHz

‹ Provides a standard P1149.1 EJTAG test

port

‹ Supports RLX4181 CPU suspend mode

„ L2 Capabilities

‹ Five Ethernet MAC switch with five

IEEE 802.3 10/100M physical layer

transceivers

‹ Non-blocking wire-speed reception and

transmission and non-head-of-line-

blocking/forwarding

‹ Internal 256Kbit SRAM for packet

buffering

‹ Internal 1024 entry 4-way hash L2 look-

up table

‹ Supports source and destination MAC

address filtering

„ 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 supports multiple-

descriptor-ring architecture for QoS

applications

„ Peripheral Interfaces

‹ Supports PCI Express Host with

integrated PHY

‹ One PCI Express PHY embedded

5-Port 10/100M Ethernet Router Network Processor

RTL8196E

Datasheet

‹ Supports one-port USB

ƒ USB 2.0 Host or Device

‹ One USB PHY embedded

‹ Supports two 16550 UARTs

‹ Supports up to 16 GPIO pins

„ Memory Interfaces

‹ Serial Flash (SPI Type)

ƒ Supports one bank 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 one SDR DRAM bank; each

can be configured as

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

ƒ 16-bit SDR DRAM data bus

supported

‹ 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

‹ DDR2 DRAM

ƒ Supports one DDR2 DRAM bank

that can be configured as

32M/64M/128Mbyte

ƒ 16-bit DDR2 DRAM data bus

supported. System totally supports up

to 128Mbyte DDR2 DRAM memory

space

„ Supports Green Ethernet

‹ Cable length power saving

‹ Link down power saving

2

Track ID: JATR-3375-16 Rev. 1.0

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