VSC7428
11-Port Layer 2 Gigabit Ethernet Switch with 8 Fully Integrated Copper PHYs and Embedded 32-bit CPU
Microsemi's next-generation switch family delivers a comprehensive
end-to-end Carrier Ethernet solution.
Highlights
VSC7428 is the industry's most integrated 11-port Ethernet switch with
11 SGMII ports, 8 Gigabit Ethernet copper PHYs, and an embedded
CPU in a single package. VSC7428 is intended for Telecom and Carrier
Ethernet applications, supporting MEF service delivery, network OAM,
and Synchronous Ethernet.
• IEEE 1588 and Synchronous Ethernet
network timing
• Integrated Cu PHYs
The device supports combinations of up to nine SGMII ports, eight GbE
Cu PHYs, and two 1G/2.5G SGMII uplink ports. One of the SGMII ports
can be dedicated to the CPU for packet insertion and extraction.
• Supports IEEE 802.3az and green energy
efficiency modes with ActiPHY™ and
PerfectReach™
Applications
• Carrier Ethernet switches
• Mobile backhaul
VSC7428 meets the IEEE 802.3az requirements for green energy
efficient Ethernet through Microsemi’s ActiPHY™ and PerfectReach™
energy efficient modes.
• Ethernet Access Devices (EAD): CPE, NTE,
and MTU
A powerful embedded 416 MHz MIPS processor 32-bit CPU with
DDR2 external memory and DMA-based frame extraction and insertion
supports timing over packet, Ethernet OAM, and performance
monitoring.
VSC7428 is an excellent choice for Mobile backhaul and Microwave
backhaul applications, and for provider service demarcation points in
Edge and Access devices.
A comprehensive application programming interface (API) and software
package are provided for Carrier Ethernet applications. The software
package integrates easily with third-party software, preserving existing
software investments while adding new, enhanced carrier functionality.
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11-Port GbE
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VSC7428
11-Port GbE
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VSC7428
11-Port GbE
Switch with
8 Copper PHYs
E-Line
E-LAN
E-Tree
NTE
MSAN
VSC7428
11-Port GbE
Switch with
8 Copper PHYs
Microsemi makes no warranty, representation, or guarantee regarding the information contained herein or the suitability of its products and services for any particular purpose, nor does Microsemi assume any liability
whatsoever arising out of the application or use of any product or circuit. The products sold hereunder and any other products sold by Microsemi have been subject to limited testing and should not be used in conjunction
with mission-critical equipment or applications. Any performance specifications are believed to be reliable but are not verified, and Buyer must conduct and complete all performance and other testing of the products, alone
and together with, or installed in, any end-products. Buyer shall not rely on any data and performance specifications or parameters provided by Microsemi. It is the Buyer’s responsibility to independently determine suitability
of any products and to test and verify the same. The information provided by Microsemi hereunder is provided “as is, where is” and with all faults, and the entire risk associated with such information is entirely with the Buyer.
Microsemi does not grant, explicitly or implicitly, to any party any patent rights, licenses, or any other IP rights, whether with regard to such information itself or anything described by such information. Information provided in
this document is proprietary to Microsemi, and Microsemi reserves the right to make any changes to the information in this document or to any products and services at any time without notice.
VSC7428
11-Port Layer 2 Gigabit Ethernet Switch with 8 Fully Integrated Copper PHYs and Embedded 32-bit CPU
I/O Configurations
•
•
•
•
•
•
•
•
•
Up to 8× 10/100/1000 Cu PHY
Up to 9× 10/100/1000 SGMII
2× quad-speed 10/100/1000/2500 Mbps SGMII
Up to 11 ports supporting 100BASE-FX or 1000BASE-X
SerDes
Carrier Ethernet Features
Architecture
• Shared memory buffer with per-port and CoS memory
management
• 4 Mb packet memory
• Hierarchical MEF compliant policing and scheduling
• 8 priorities and 8 CoS queues per port with strict or deficitweighted round robin scheduling
• Shaping/policing per queue and per port
• Advanced security and prioritization available through a multistage TCAM engine
• 8× integrated 10/100/1000BASE-T Ethernet copper transceivers (IEEE 802.3ab compliant) with ActiPHY and PerfectReach
power management and VeriPHY™ cable diagnostics
• Integrated 416 MHz MIPS CPU with DDR2 and serial flash
interface
Layer 2 Switching
•
•
•
•
RSTP and MSTP support
Hardware and software-based learning
Link aggregation (IEEE 802.3ad)
Independent and shared VLAN learning (IVL, SVL)
Jumbo frame support
802.1Q VLAN switch with 8K MACs and 4K VLANs
Push/pop up to two VLAN tags
IPv4/IPv6 multicast
Policing with storm control and MC/BC protection
•
•
•
•
•
•
•
Provider Bridging (PB)
MEF E-Lane, E-Line, and E-Tree services
Dual leaky bucket policers with remarking and statistics
OAM and protection switching
L1 Synchronous Ethernet
L2 IEEE 1588
Enhanced Carrier Ethernet API
Key Specifications
• 27 mm × 27 mm thermally enhanced BGA package
• Operating temperature –40 °C to 125 °C
Related Products
Visit www.microsemi.com for information about these related
products:
• VSC7460/VSC7462 24/12-Port Gigabit Ethernet Carrier
Ethernet Switch
• VSC7364/VSC7366 24/12-Port 1GbE + 2/1× 10G Carrier
Ethernet MAC
• VSC7429 26-Port Layer 2 Gigabit Ethernet Switch with
12 Integrated Copper PHYs and Embedded CPU
L2 Forwarding and
Policers
Shared Queue System
MIPS CPU
Timing and
OAM Processing
Ingress and Egress
Service Statistics
DDR2
Memory Controller
VLAN and QoS
Classification
DWRR Scheduler and
Shapers
TCAM-based Service
Classication, Translation,
and Remarking
TCAM-based VLAN
Editing, Translation,
and Remarking
9× 1G MAC
2× 2.5G MAC
JTAG, SPI, MIIM
32 GPIOs:
PI
LED
UART
SIO
Two-Wire Serial
Fan Controller
Signal Detect
I/O Muxing (11 port maximum)
Microsemi Corporate Headquarters
One Enterprise, Aliso Viejo, CA 92656 USA
Within the USA: +1 (800) 713-4113
Outside the USA: +1 (949) 380-6100
Sales: +1 (949) 380-6136
Fax: +1 (949) 215-4996
email: sales.support@microsemi.com
www.microsemi.com
8× Copper PHY
1× SGMII
2× 2.5G SGMII
8×
10/100 Mbps
1× SGMII
1000BASE-X
100BASE-FX
2× 2.5G SGMII
1000BASE-X
100BASE-FX
SyncE/1588
Microsemi Corporation (Nasdaq: MSCC) offers a comprehensive portfolio of semiconductor and system solutions for communications, defense and security, aerospace, and industrial markets. Products include high-performance and radiationhardened analog mixed-signal integrated circuits, FPGAs, SoCs, and ASICs; power management products; timing and
synchronization devices and precise time solutions; voice processing devices; RF solutions; discrete components; enterprise storage and communications solutions, security technologies, and scalable anti-tamper products; Ethernet solutions;
Power-over-Ethernet ICs and midspans; custom design capabilities and services. Microsemi is headquartered in Aliso Viejo,
California, and has approximately 4,800 employees worldwide. Learn more at www.microsemi.com.
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