VSC8244

ETHERNET PRODUCTS VSC8244 Quad Port 10/100/1000BASE-T PHY with RGMII / RTBI MAC Interfaces Copper Media +1.2 V 10/100/1000 Mbps Ethernet MAC 10/100/1000 Mbps Ethernet MAC 10/100/1000 Mbps Ethernet MAC 10/100/1000 Mbps Ethernet MAC MDC, MDIO Management Interface MDINT#_n Serial I/F Optional EEPROM RGMII, RTBI +3.3 V Magnetics VSC8244 Quad 10/100/1000BASE-T Transceiver RJ-45 Magnetics Magnetics RJ-45 RJ-45 Magnetics RJ-45 F E AT U R E S : Lowest Power Consumption in the Industry at Less Than 640m W/port (1000BASE-T mode) Patented, Low EMI Line Driver with Integrated Line Side Termination Resistors Supports RGMII v1.3 (2.5V & 3.3V) & v2.0 (1.5V HSTL), 1.8V (SSTL Compatible) User-programmable RGMII Timing Compensation Compliant with IEEE 802.3 (10BASE-T, 100BASE-TX, 1000BASE-T) Specifications >10kB Jumbo Frame Support with Programmable Synchronization FIFOs Five Direct Drive LEDs with On-chip Filtering Interface Option Serial LED Interface Option Three User Configuration Options: 1) Optional Serial EEPROM, 2) Hardware Configuration 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 Crossover Function Manufactured in Advanced 0.13µm, 3.3V/1.2V Digital CMOS Process BENEFITS: Eliminates Heatsinks and Fans for Gigabit to the Desktop LAN Switches Removes 576 Passive Components in 48-port Switch Applications Compatible with a Wide Variety of Parallel I/F Switch ICs Simplifies 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 Flexibility Offers Design Engineer a Solution to Fit any Unmanaged or Managed System Requirement Simplifies 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 Analog Process Variants A P P L I C AT I O N S : High Density 10/100/100BASE-T LAN & MAN Switches and Routers Workgroup LAN Switches and Routers PICMG 2.16 and 3.0 Backplane Applications Gigabit Ethernet-based SAN, NAS, and MAN Systems High Performance Workstations and Multi-port Server NICs PB-VSC8244-002 VSC8244 Quad Port 10/100/1000BASE-T PHY with RGMII / RTBI MAC Interfaces GENERAL DESCRIPTION: The VSC8244 is the industry’s smallest, lowest power quad port Gigabit Ethernet transceiver for low-cost RGMII and RTBI switch and router applications. In 1000BASE-T mode, the VSC8244’s power consumption is 30% lower than the next best competitor. The device’s compact 19mm x 19mm BGA package is ideal for high-density switch applications. Vitesse’s mixed signal and DSP architecture yields robust performance, supporting both full and half duplex 10BASE-T, 100BASE-TX, and 1000BASE-T over >140m of Category 5, unshielded twisted pair (UTP) cable, with industry leading tolerance to NEXT, FEXT, Echo, and system noise. S P E C I F I C AT I O N S : PARAMETER PD VDD I/O VDDA VDDDIG FTOL (REFERENCE) TYP