VSC7390 Datasheet, PDF (1/2 Pages) Vitesse Semiconductor Corporation – 24-Port Integrated Layer-2 Gigabit Ethernet Smart Switch with Transceivers

ETHERNET PRODUCTS
VSC7390
24-Port Integrated Layer-2 Gigabit Ethernet Smart Switch with Transceivers
24-PORT WEB-MANAGED SMB SWITCH:
EEPROM ^{Serial EEPROM Interface}
VSC7390
SparX-G24^TM
MagJacks with
Integrated
Magnetics
SGMII
FEATURES:
424 Gigabit Ethernet Ports with Non-blocking Wire-speed Performance
48 Integrated Tri-speed (10/100/1000 Mbps) Copper Transceivers (IEEE
802.3ab™ compliant) and 16 Tri-speed SGMII Ports
4500 kb On-chip Frame Buffer
4Per-port Data Rate and Shaper Policer with a Granularity of 64 kbps for
Both Ingress and Egress Direction
4Selection Between On-chip V-Core CPU or Off-chip 8-bit or 16-bit CPU
for Fully Managed Applications
4DSCP Remarking for Both IPv4 and IPv6 Frames
4Jumbo Frame Support on all Ports
4Programmable Classifier for QoS, Including IEEE Std 802.1p™ and
DSCP for IPv4 and IPv6, with 4 Classes of Service
48 k MAC Addresses and 4 k VLANs (IEEE Std 802.1Q™)
4Flexible Link Aggregation Compliant to IEEE Std 802.3ad™
4Full-duplex Flow Control (IEEE Std 802.3x™) and Half-duplex Back
Pressure, Symmetric and Asymmetric
4Multicast and Broadcast Storm Control as well as Flooding Control
4Vitesse VeriPHY™ Cable Diagnostics
4Multiple Protocol Support: IEEE Std 802.1D™, IEEE Std 802.1w™,
IEEE Std 802.1s™ and IEEE Std 802.1X™
BENEFITS:
4Ensures Maximum Data Throughput on Even Highly Loaded Networks
4Reduces 8 External PHYs Thereby Significantly Reducing the Overall
Systems Cost – by Only Needing 2 External Octal PHYs
4Eliminates the Need for External Buffer Memory While Maintaining
High Peak Load Performance
4Enables Pre-arranged Bandwidth Control and Billing
4Enables Advanced Switch Management Using Run-time Protocols, in
Addition to Low Cost Unmanaged and Web-managed Operation
4Enables LAN Edge Products to Generate Standard Priority which can be
Used in the Core Network
4Provides the Support of Frame Sizes up to 12.2 k Sized Jumbo Frames
4Optimizes Network Performance to Support any Digital Stream, from
Internet Browsing to VoIP and Video
4Stores a Large Amount of Stations at Wire Speed in the On-chip MAC
Table, Ensuring Optimal Network Performance
4Provides High Bandwidth Uplinking Abilities
4Ensures Loss-less Data Transmission while Supporting Existing Legacy
Ethernet Equipment
4Eliminates Unwanted Flooding of Ports and Thereby Increases Overall
Network Performance
4Enables Sophisticated Real Time Cable Diagnostics
4Supports Complex Network Topologies with Fast Failure Recovery and
Access Control
APPLICATIONS:
424-Port Unmanaged Gigabit Ethernet SMB/SME/SOHO Switch
424-Port Web-Managed Smart Gigabit Ethernet SMB/SME/SOHO Switch
PB-VSC7390-001