KS8995XA General Description
KS8995XA Maximum Ratings
Supply Voltage
(VDDAR, VDDAP, VDDC)..................................... 0.5V to +2.4V
(VDDAT, VDDIO)................................................ 0.5V to +4.0V
Input Voltage (All Inputs) .................................0.5V to +4.0V
Output Voltage (All Outputs) ........................... 0.5V to +4.0V
Lead Temperature (soldering, 10 sec.) .............................270
Storage Temperature (TS) ............................... 55 to +150
KS8995XA Features
• Integrated switch with five MACs and five Fast Ethernet transceivers fully compliant to IEEE 802.3u standard
• Shared memory based switch fabric with fully nonblocking configuration
• 10BASE-T, 100BASE-TX and 100BASE-FX modes (FX in Ports 4 and 5)
• Dual MII configuration: MII-Switch (MAC or PHY mode MII) and MII-P5 (PHY mode MII)
• VLAN ID tag/untag options, per-port basis
• Enable/disable option for huge frame size up to 1916 bytes per frame
• 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)
• Port-based VLAN support
• 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)
• 1.4Gbps high performance memory bandwidth
• Wire-speed reception and transmission
• Integrated look-up engine with dedicated 1K unicast MAC addresses
• Automatic address learning, address aging and address migration
• 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: 2.5 or 3.3V
• 0.18m CMOS technology
• Commercial temperature range: 0 to +70
• Available in 128-pin PQFP package
KS8995XA Typical Application
• 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
• Media converter
KS8995XA Connection Diagram
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