MDS213
12-Port 10/100Mbps + 1Gbps
Ethernet Switch
Data Sheet
Features
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12 10/100Mbps Autosensing, Fast Ethernet ports
with Reduced MII Interface
Single Gigabit Ethernet port
• Supports both GMII and integrated Physical Coding
Sublayer with Ten Bit Interface (TBI) logic to
interface directly with Gigabit transceivers
October 2003
Ordering Information
MDS213CG
456 Pin HSBGA
0°C to 70°C
- Protocol filtering
- Local port filtering
- Aging control for secure MAC addresses
- Provides 256-port and ID Tagged Virtual LANs
(VLANs) 802.1Q
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ID Tagging Insertion/Extraction
Supports IP Multicasting through IGMP Snooping
XpressFlow Quality of Service (QoS), IEEE
802.1p, supports 4 Level transmission priorities,
weighted fair queuing based packet scheduling,
user mapping of priority levels and weights
Full duplex Ethernet IEEE 803.2x flow control
minimizes traffic congestion
Supports back-pressure flow control for half
duplex mode
Flooding and Broadcasting control
Link status and TX/RX activity through serial LED
interface
Up to 64K using management CPU memory
•
Two-chip solution for 24+2 configuration
- 32-bit wide bi-directional pipe at 100Mhz pro-
vides 6.4Gbps pipe to connect two MDS213 chips
Supports up to 6.548 Mpps system throughput
using non-blocking architecture
High performance Layer 2 packet forwarding and
filtering at full wire speed.
Very low latency through single store and forward
at ingress port and cut-through switching at
destination ports
Port Trunking and Load Sharing for high
bandwidth links between switches
On-chip address lookup engine and memory for
up to 2K MAC addresses
Parallel Flash interface for fast self initialization
Supports packet filtering and port security
- System wide filtering
- Static MAC destination and source address
filtering
- VLAN for multicast/broadcast filtering
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SRAM
CPU
Flash
CPU BUS
SRAM
64 bit
MDS213
XPipe 32 bit
MDS213
64 bit
SRAM
4 x 10/100
4 x 10/100
4 x 10/100 Ethernet 1G
Fast Fast
Ethernet
Fast Ethernet
G Ethernet
1G
G Ethernet
4 x 10/100
4x 4x
FastFast 10/100
Ethernet10/100
Ethernet
Fast Ethernet
24 + 2 System Configuration
Figure 1 - 24 10/100Mbps + 2Gbps Port System Configuration
1
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