Link Street
®
88E6172/88E6176 Datasheet
Low Power 7 Port Gigabit Switch with Energy Efficient Ethernet (EEE)
Doc. No. MV-S107228-00 Rev. -- CONFIDENTIAL Copyright © 2013 Marvell
Page 4 Document Classification: Proprietary Information August 20, 2013, Draft
Not Approved by Document Control. For Review Only.
Highlighted Features
• Supports 802.3az Energy Efficient Ethernet
• Wire speed performance with Maximum Frame size
up to 10K Bytes
• ‘Best-in-Class’ per port TCP/IP Ingress Rate
Limiting along with independent Storm Prevention
- 5 Ingress Rate Limiting buckets per port,
supporting Rate-based and Priority-based rate
limiting
- Non-Rate Limited frames based on SA or DA
• Per port, programmable MAC hardware address
learn limiting
• Wake-on-LAN and Wake of Frame Event Detection
• Layer 2 Policy Control List (PCL) enables drop,
trap, or mirroring based on SA, DA, VID, Ethertype,
VBAS, PPPoE, UDP, and DHCP Option 82
• Remote Management capabilities allow device
configuration and readback via Ethernet frames
• Per port, programmable MAC hardware address
learn limiting
• Quality of Service support with four traffic classes
• QoS determined by Port, IEEE 802.1p tagged
frames, IPv4’s Type of Service (TOS) &
Differentiated Services (DS), IPv6’s Traffic Class
802.1Q VID, Destination MAC address, or Source
MAC address
• DSCP (layer 3) to frame priority (layer 2) marking
• Frame priority overrides based on DA, SA, VID,
Ethertype, BC, IP, PPPoE, ARP, or Snoop
• Queue priority overrides based on DA, SA, VID,
Ethertype, BC, IP, PPPoE, ARP, or Snoop
• Strict, Weighted, or mixed mode QoS selectable per
port
• Globally Programmable QoS weighting via a
128-entry table
• 802.1Q VLAN support for the full 4,096 VLAN IDs
• Supports multiple provider ports within a single chip
via a programmable Ethertype per port
• Enhanced 802.1s Per VLAN Spanning Tree
supporting up to 64 spanning tree instances
• Single Link/Activity LED programmable across
multiple ports
- Single and Dual color LED support for Link,
Speed, Duplex Mode, Collision, and Tx/Rx
Activities
Features
• Single 3.3V supply
• Marvell
®
Header for increased Routing
performance
• Shared 1 Mbit on-chip memory-based switch fabric
with true non-blocking switching performance
• High performance lookup engine with support for up
to 8K unicast or multicast MAC address entries with
automatic learning and aging
• MAC SA based 802.1X authentication
• Port Trunking and Port Monitoring/Mirroring
• Egress tagging/untagging selectable per port or by
802.1Q VLAN ID
• Port based VLANs supported in any combination
across multiple chips
• Port States & BPDU handling for Spanning Tree
• 28 32-bit and 2 64-bit RMON Counters per port
• Egress Rate shaping on all ports
• Integrated Gigabit SERDES supporting SGMII,
1000BASE-X, and 100BASE-FX (8E6176 device
only)
• Supports Media Detect mode for copper and fiber
support when paired with Port 4’s PHY (88E6176
device only)
• Ports 5 and 6 support RGMII/MII/RMII interfaces.
Additionally, Port 6 also supports a GMII interface
• Integrated with five independent Auto-Crossover
Ethernet transceivers fully compliant with the
applicable sections of IEEE802.3 and IEEE802.3u
- Integrated MDI interface termination resistors
- Integrated Advanced Virtual Cable Tester®
(VCT™) cable diagnostic feature
• Requires a low-cost 25 MHz XTAL clock source
• Supports 4-Wire 93C56/93C66 or 2-Wire
24C01/24C02/24C04 EEPROMs
- Able to program attached EEPROMs and save
configurations
• 14 x 14mm 128-pin TQFP package
• Low power dissipation P
AVE
= less than 2W
• Available in Commercial grade temperature
specification
• 88E6176 device is available in Industrial grade
temperature specification
Applications
• Gigabit Ethernet broadband router with four
1000BASE-TX LAN ports and one 1000BASE-TX
or 1000BASE-X WAN port
• 5 port Gigabit Ethernet Switch