ETHERNET PRODUCTS
VSC7303
Stapleford™ - 24-port Gigabit Ethernet Switch-on-a-Chip
T R I - S P E E D D E S K T O P S W I T C H :
4-wire Serial or
8/16-bit Parallel
Interface
CPU
or
Ctrl
Stapleford
VSC7303
RGMII
Quad
PHY
Quad
PHY
Quad
PHY
Quad
PHY
Quad
PHY
Quad
PHY
B E N E F I T S :
F E A T U R E S :
ꢀEnsures Maximum Data Throughput on Even Highly Loaded Networks
ꢀ24 Gigabit Ethernet Ports with Non-blocking Wire-speed Performance
ꢀTri-speed (10/100/1000 Mb/s) Operation Via RGMII or RTBI Interfaces
ꢀ400 KB On-chip Frame Buffer
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Simplifies PCB Layout Significantly by Utilizing Reduced Mode Interface
Standards for All Speeds
ꢀEliminates the Need for External Buffer Memory While Maintaining High
Peak Load Performance
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Enables Advanced Switch Management Using Run-time Protocols, in
ꢀ8/16-bit CPU Interface, and 4-wire Serial CPU Interface
ꢀJumbo Frame Support
Addition to Low Cost Unmanaged and Web Managed Operation
Connects Effortlessly to Networks, Hosts, and Controllers that Utilize up
to 12K Sized Jumbo Frames
Optimizes Network Performance to Support any Digital Stream, from
Internet Browsing to VoIP and Video
ꢀProgrammable Classifier for QoS (Layer 2-4), Including IEEE Std 802.1p™
ꢀ8K MAC Addresses and 4K VLANs (IEEE Std 802.1Q™)
Stores a Large Amount of Stations at Wire Speed in the On-chip MAC
Table, Ensuring Optimal Network Performance
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Ensures Loss-less Data Transmission While Supporting Existing Legacy
ꢀFull Duplex Flow Control (IEEE Std 802.3x™) and Half Duplex Back
Ethernet Equipment
Pressure
Secures the Network from Congestion by Unwanted Loops
Provides High Bandwidth Uplinking Abilities
ꢀMulticast and Broadcast Storm Control
ꢀFlexible Link Aggregation Compliant to IEEE Std 802.3ad™
ꢀSpanning Tree Protocol Support (IEEE Std 802.1D™) Rapid Spanning
Tree (IEEE Std 802.3W™) Multiple Spanning Tree (IEEE Std 802.3s™)
Supports Complex Network Topologies with Fast Failure Recovery, as
Well as Legacy Networks
ꢀPort Based Access Control (IEEE Std 802.1X™)
Enables Extra Network Security and Database Controlled Network Access
ꢀOAM Support (IEEE Std 802.3ah™)
Stapleford-based Switch Products are Easily Designed for Ethernet in the
First Mile (EFM)
A P P L I C A T I O N S :
ꢀTri-speed Desktop Switch
ꢀBackplane Controller
ꢀTri-speed Access/Aggregation Switch
ꢀControl Plane Controller
PB-VSC7303-001