KSZ8993ML 参数 Datasheet PDF下载

麦克雷尔INC 。

KS8993M/ML/MI

目录

图列表.........................................................................................................................................8

名单Tables...........................................................................................................................................8

引脚说明和I / O Assignment.....................................................................................................9

针Configuration..................................................................................................................................19

功能描述.........................................................................................................................20

功能概述：物理层收发器............................................ ................................ 20

100BASE-TX Transmit.........................................................................................................................................................20

100BASE -TX接收..........................................................................................................................................................20

PLL时钟Synthesizer........................................................................................................................................................21

加扰/解扰器（ 100BASE -TX专用） ...................................................................................................................21

100BASE- FX Operation.......................................................................................................................................................21

100BASE- FX信号Detection............................................................................................................................................21

100BASE- FX远端Fault.................................................................................................................................................21

10Base-T传输.............................................................................................................................................................21

10BASE -T接收..............................................................................................................................................................22

动力Management.............................................................................................................................................................22

MDI / MDI -X自动Crossover................................................................................................................................................22

直连电缆

................................................................................................................................................................23

交叉电缆............................................................................................................................................................24

自动协商.................................................................................................................................................................24

功能概述： MAC地址和交换机............................................ .................................................. 26

地址查询..................................................................................................................................................................26

学习...............................................................................................................................................................................26

迁移..............................................................................................................................................................................26

老化....................................................................................................................................................................................26

Forwarding...........................................................................................................................................................................26

交换引擎................................................................................................................................................................29

MAC操作....................................................................................................................................................................29

包间间隙（ IPG ） ..................................................................................................................................................29

回退Algorithm.........................................................................................................................................................29

晚碰撞.................................................................................................................................................................29

非法报文................................................................................................................................................................29

流Control...................................................................................................................................................................29

半双工背压.............................................................................................................................................29

广播风暴保护...........................................................................................................................................30

MII接口Operation........................................................................................................................................................30

SNI （ 7线）操作........................................................................................................................................................31

MII管理接口（ MIIM ） .......................................................................................................................................31

串行管理接口（ SMI ） ....................................................................................................................................32

先进的开关功能................................................................................................................33

生成树Support.......................................................................................................................................................33

上游的特殊标记模式.......................................................................................................................................34

支持IGMP ......................................................................................................................................................................35

“ IGMP ”侦听...........................................................................................................................................................35

在静态MAC “多播地址插入” Table...................................................................................................35

端口镜像Support........................................................................................................................................................35

IEEE 802.1Q VLAN支持................................................................................................................................................35

QoS优先级Support...........................................................................................................................................................36

速率限制支持.........................................................................................................................................................38

配置接口.......................................................................................................................................................38

I

2

C中间串行总线配置..............................................................................................................................38

I

2

I2C从串行总线配置................................................................................................................................39

SPI从机串行总线配置...............................................................................................................................39

环回Support...............................................................................................................................................................43

MII管理（ MIIM ）寄存器.......................................................................................................44

寄存器0 ： MII基本Control..........................................................................................................................................45

2005年4月

5

M9999-041205