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Product Detailed Parameters
- Description：IC TELECOM INTERFACE 672HSBGA
- Series：-
- Mfr：Microchip Technology
- Package：Tray
- Function：Ethernet
- Interface：-
- Number of Circuits：1
- Voltage - Supply：1V
- Current - Supply：-
- Operating Temperature：-
- Mounting Type：Surface Mount
- Package / Case：672-BGA
- Supplier Device Package：672-HSBGA (27x27)
- Power (Watts)：-
- Grade：-
- Qualification：-
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Overview
The VSC8512XJG-02 is a 12-port Gigabit Ethernet PHY manufactured by Microchip Technology. It supports 10/100/1000BASE-T standards over Cat5 twisted pair media and integrates SerDes interfaces for fiber connectivity, including 1000BASE-X and 100BASE-FX. The device features SGMII and QSGMII MAC interfaces with an integrated I2C multiplexer. Electrical specifications include a 1V supply voltage range and operation from 0°C to +125°C. It is housed in a BGA-672 package.
Feature Summary
- Integrates twelve copper transceivers supporting 10/100/1000BASE-T standards with automatic crossover detection.
- Provides flexible SerDes media interfaces capable of connecting to fiber optics via 1000BASE-X or 100BASE-FX protocols.
- Supports high-density MAC connections through SGMII and QSGMII interfaces with built-in protocol conversion capabilities.
Applications
- High-density Ethernet switches requiring mixed copper and fiber uplinks.
- Industrial networking equipment operating within extended temperature ranges.
- Telecommunications infrastructure utilizing PoE powered devices.
Procurement Notes
Verify the component status as the datasheet indicates limited testing and suitability for non-mission-critical applications. Confirm that the specific ordering suffix matches the required pinout and configuration options. Ensure compliance with RoHS directives and moisture sensitivity levels before integration into final assemblies.
Selection Notes
Select this component when a design requires a single-chip solution for twelve ports combining copper and fiber connectivity. Consider the BGA-672 package constraints during PCB layout. Verify that the host processor supports the necessary SGMII or QSGMII interface speeds for adequate throughput.
Part Context
This part belongs to the VSC8512 series of Gigabit Ethernet PHYs. It serves as a bridge between MAC controllers and physical network media. The device consolidates multiple transceiver functions into one integrated circuit to reduce board space and simplify system architecture.
Replacement Considerations
Consult official Microchip documentation for confirmed substitute part numbers. Do not assume functional equivalence with other family members without verifying register compatibility and pin assignments.
FAQ
Does the VSC8512XJG-02 support Power-over-Ethernet?
Yes, the datasheet confirms IEEE 802.3af PoE support functionality within the device.
What types of fiber media are supported?
The device supports 1000BASE-X and 100BASE-FX standards through its SerDes media interface.
How is the reference clock configured?
The device accepts both single-ended and differential REFCLK inputs for clock generation.
