KS8997 데이터 시트보기 (PDF) - Micrel

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KS8997

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

Micrel 

Micrel, Inc.

Features

• 8-port 10/100 integrated switch with 8 physical

layer transceivers

• 32Kx32 of SRAM on chip for frame buffering

• 2.0Gbps high performance memory bandwidth

• 10BaseT and 100BaseTX modes of operation

• Superior analog technology for reduced power and

die size

• Single 2.0V power supply with options for 2.5V and

3.3V I/O

• 900mA (1.80 W) including physical transmit drivers

• Supports port based VLAN

• Supports DiffServ priority, 802.1p based priority or

port based priority

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

speed

• Unmanaged operation via strapping or EEPROM at

system reset time

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

auto negotiation

• Wire speed reception and transmission

• Integrated address look-up engine, supports 1K

absolute MAC addresses

• Automatic address learning, address aging and

address migration

• Broadcast storm protection

• Full-duplex IEEE 802.3x flow control

• Half-duplex back pressure flow control

• Comprehensive LED support

• Supports MDI/MDI-X auto crossover

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

• Supports lead free product (KSZ8997) for

commercial temperature range: 0°C to +70°C

• Available in 128-pin PQFP package

KS8997/KSZ8997

Applications

• Small workgroup switches

• VoIP infrastructure switches

Ordering Information

Part Number

KS8997

KSZ8997

Temp. Range

0°C to +70°C

0°C to +70°C

Package

128-Pin PQFP

128-Pin PQFP

February 2007

2

M9999-022807-1.1

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