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nications, defense & security, aerospace and industrial markets. Products include high-performance and radiation-hardened
analog mixed-signal integrated circuits, FPGAs, SoCs and ASICs; power management products; timing and synchronization
devices and precise time solutions, setting the world's standard for time; voice processing devices; RF solutions; discrete
components; enterprise storage and communication solutions, security technologies and scalable anti-tamper products;
Ethernet solutions; Power-over-Ethernet ICs and midspans; as well as custom design capabilities and services. Microsemi
is headquartered in Aliso Viejo, Calif., and has approximately 4,800 employees globally. Learn more at www.microsemi.com.
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VPPD-03989. 1.0. 4/16.
Best-In-Class Power Consumption
• Single IC reduces overall power requirements
• Optimal power consumption for all link speeds
Features
• 4 integrated copper PHY ports
• 2 x 1G SGMII ports
• 2 x 2.5G SGMII ports (one port configurable as QSGMII)
• Integrated 250 MHz 8051 CPU with 64 KB internal storage
• PCIe and NPI for external CPU register access
• Device overheat protection
• Hardware loop detection
• Integrated fan controller
• 4K MAC addresses and 4K VLAN support
Layer 2 Switching
• 10-port GbE switch with nonblocking wire-speed performance
• Link aggregation (IEEE 802.3ad) with programmable traffic
distribution based on Layer 2 through Layer 4 information
• Wire-speed hardware-based learning and CPU-based learning
configurable per port
• Independent and shared VLAN learning
• Jumbo frame support up to 12.2 KB with per-port program-
mable MTU
• Q-in-Q tagging support
• 1.75 Mb of integrated shared packet memory
QoS
• Eight QoS queues per port with strict or deficit-weighted round
robin scheduling
• QoS classification based on IEEE 802.1p and IPv4/IPv6 DSCP
• Data rate shaper and policer per-queue, per-port for both
ingress and egress directions
• Full-duplex flow control (IEEE 802.3x) and half-duplex back-
pressure, symmetric and asymmetric
• Multicast and broadcast storm control with flooding control
Key Specifications
• 13 mm × 13 mm DRQFN package
• –40 °C to 125 °C temperature range
Related Products
Visit www.microsemi.com for information about these related
products:
• Ethernet switches
• 1G copper PHYs
VSC7512
10-Port Layer-2 Gigabit Ethernet Switch
1 ×
2.5G SGMII
or PCIe
4 ×
10/100/1000 Mbps
L2 Forwarding
and Policers
Shared Queue System
1.75 Mb Memory
Ingress and Egress
Statistics Audio/Video Bridging
DWRR Scheduler
and Shapers
8051 CPU
64 KB Integrated
RAM
JTAG, SPI
22 × GPIO:
MIIM, LED
UART, SIO, IRQ
Two-Wire Serial
SyncE , 1588
Fan Controller
VLAN and QoS
Classication/Translation
4 ×
Copper PHY
VLAN Editing and
DSCP Remarking
2.5G SGMII
NPI or PCIe
2 ×
1G SGMII
1000BASE-X
10 × 1G MAC
2 × 1G
SGMII
2 ×
2.5G SGMII
(1× QSGMII)
2 × 2.5G
SGMII
Security Enforcement