Microsemi Corporation (Nasdaq: MSCC) offers a comprehensive portfolio of semiconductor and system solutions for com-
munications, defense and 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; voice processing devices; RF solutions; discrete components; enter-
prise 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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VPPD-00407. 1.0. 4/16
10/100/1000 Mbps
Ethernet MAC
Management
Interface
Optional
EEPROM
MDC, MDIO
MDINT#_n Serial I/F
Magnetics
Magnetics
Magnetics
Magnetics
RJ-45
RJ-45
RJ-45
RJ-45
+1.2 V
+3.3 V
RGMII, RTBI
Copper Media
10/100/1000 Mbps
Ethernet MAC
10/100/1000 Mbps
Ethernet MAC
10/100/1000 Mbps
Ethernet MAC
VSC8244
Quad
10/100/1000BASE-T
Transceiver
Features
• Lowest power consumption in the industry at less than
640mw/port (1000BASE-T mode)
• Patented, low EMI line driver with integrated line side termina-
tion resistors
• Supports RGMII v1.3 (2.5 V & 3.3 V) & v2.0 (1.5 V HSTL), 1.8 V
(SSTL compatible)
• User-programmable RGMII timing compensation
• Compliant with IEEE 802.3 (10BASE-T, 100BASE-TX,
1000BASE-T) specifi cations
• >10 kB jumbo frame support with programmable synchroniza-
tion FIFOs
• Five direct drive LEDs with on-chip liltering interface option
• Serial LED interface option
• Three user confi guration options: 1) Optional serial EEPROM, 2)
Hardware confi guration pins, or 3) Serial Management Interface
(SMI)
• Full suite of BIST, MAC, and far-end loopback modes
• VeriPHY™ link cable diagnostics software suite
• Automatic detection and correction of cable pair swaps, pair
skew and pair polarity, along with HP auto MDI/MDI-X cross-
over function
• Manufactured in advanced 0.13 μm, 3.3 V/1.2 V digital CMOS
process
Benefi ts
• Eliminates heatsinks and fans for Gigabit to the desktop LAN
switches
• Removes 576 passive components in 48-port switch applica-
tions
• Compatible with a wide variety of parallel I/F switch ICs
• Simplifi es PCB layout; eliminates PCB trombones
• Ensures seamless deployment throughout copper networks
with industry’s highest tolerance to noise and substandard
cable plants
• Provides for maximum jumbo frame sizes in custom SAN and
LAN systems
• Eliminates external components and EMI issues
• Provides maximum system design fl exibility
• Offers design engineer a solution to fi t any unmanaged or man-
aged system requirement
• Simplifi es comprehensive in-system test to ensure the highest
product quality
• Enables network manufacturers to simplify deployment and
improve network management capabilities of Gigabit Ethernet
links
• Compatible with 1st generation 1000BASE-T PHYs; supports
auto MDI/MDI-X even when autonegotiation is disabled
• Most cost effective technology eliminates more expensive ana-
log process variants
Related Products
Visit www.microsemi.com for information about other related
products.
VSC8244
Quad Port 10/100/1000BASE-T PHY with RGMII / RTBI MAC Interfaces