KS8993(2009) Просмотр технического описания (PDF) - Micrel

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Компоненты Описание

производитель

KS8993
(Rev.:2009)

3-Port 10/100 Integrated Switch with PHY and Frame Buffer

Micrel 

KS8993

Features

• 3-port 10/100 integrated switch with physical layer

transceivers

• 64k Byte of SRAM on chip for frame buffering

• 1.0Gbps high performance memory bandwidth

• 10BaseT, 100BaseTX and 100BaseFX modes of

operation

• Support for UTP or fiber installations

• Superior analog technology for reduced power and die

size

• Supports port based VLAN

• QoS feature!! Supports 802.1p based priority or port-

based priority

• Indicators for link, activity, full/half-duplex and speed

• Unmanaged operation via strapping at system reset

time

• Hardware based 10/100, full/half, flow control and auto-

negotiation

• Individual port forced modes (full-duplex, 100BaseTX)

when auto-negotiation is disabled

• Wire speed reception and transmission

• On chip integrated address look-up engine, supports 1K

absolute MAC addresses

• Automatic address learning, address aging and address

migration

• Full-duplex IEEE 802.3x flow control (Pause) with force

mode option

• Half-duplex back pressure flow control

• Comprehensive LED support

• External MAC interface (MII or SNI 7-wire ) for router

applications

• 300mA (0.75W) including physical transmit drivers

• Commercial temperature range: 0°C to +70°C

• Available in 128-pin PQFP with single 2.5V power

supply

Ordering Information

Part Number

Standard Pb-Free

KS8993

KSZ8993

Temperature

Range

0°C to +70°C

Micrel

Package

128-Pin PQFP

KS8993

2

April 2009

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