KSZ8995M データシートの表示（PDF） - Micrel

部品番号

コンポーネント説明

メーカー

KSZ8995M

Integrated 5-Port 10/100 Managed Switch

Micrel 

KS8995M

Features (continued)

• Enable/Disable option for huge frame size up to 1916

bytes per frame

• IGMP v1/v2 snooping for multicast packet filtering

• Special tagging mode to send CPU info on ingress

packet’s port value

• SPI slave (complete) and MDIO (MII PHY only) serial

management interface for control of register configura-

tion

• MAC-id based security lock option

• Control registers configurable on-the-fly (port-priority,

802.1p/d/q, AN...)

• CPU read access to MAC forwarding table entries

• 802.1d Spanning Tree Protocol

• Port mirroring/monitoring/sniffing: ingress and/or egress

traffic to any port or MII

• Broadcast storm protection with percent control – global

and per-port basis

• Optimization for fiber-to-copper media conversion

• Full-chip hardware power-down support (register

configuration not saved)

• Per-port based software power-save on PHY (idle link

detection, register configuration preserved)

• QoS/CoS packets prioritization supports: per port,

802.1p and DiffServ based

• 802.1p/q tag insertion or removal on a per port basis

(egress)

• MDC and MDI/O interface support to access the MII

PHY control registers (not all control registers)

• MII local loopback support

• On-chip 64Kbyte memory for frame buffering (not

shared with 1K unicast address table)

• Wire-speed reception and transmission

• Integrated look-up engine with dedicated 1K MAC

addresses

• Full duplex IEEE 802.3x and half-duplex back pressure

flow control

• Comprehensive LED support

• 7-wire SNI support for legacy MAC interface

• Automatic MDI/MDI-X crossover for plug-and-play

• Disable Automatic MDI/MDI-X option

• Low power:

Core: 1.8V

I/O: 2.5V or 3.3V

• 0.18µm CMOS technology

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

• Industrial temperature range: –40°C to +85°C

• Available in 128-pin PQFP package

Micrel, Inc.

Applications

• Broadband gateway/firewall/VPN

• Integrated DSL or cable modem multi-port router

• Wireless LAN access point plus gateway

• Home networking expansion

• Standalone 10/100 switch

• Hotel/campus/MxU gateway

• Enterprise VoIP gateway/phone

• FTTx customer premise equipment

• Managed media converter

Ordering Information

Part Number

KS8995M

KSZ8995M

KS8995MI

Temperature Range

0°C to +70°C

0°C to +70°C

–40°C to +85°C

Package

128-Pin PQFP

128-Pin PQFP Lead Free

128-Pin PQFP

M9999-070506

2

July 2006

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