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Product Detailed Parameters
- Description：IC TELECOM INTERFACE QUAD
- Series：-
- Mfr：Microchip Technology
- Package：Tray
- Function：Ethernet
- Interface：GMII, SerDes, TBI
- Number of Circuits：4
- Voltage - Supply：1V, 2.5V
- Current - Supply：-
- Operating Temperature：-
- Mounting Type：Surface Mount
- Package / Case：256-BGA
- Supplier Device Package：256-PBGA (17x17)
- Power (Watts)：-
- Grade：-
- Qualification：-
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Overview
The VSC8574XKS-04 is a quad-port Gigabit Ethernet PHY manufactured by Microchip Technology. It supports 10/100/1000BASE-T copper standards and 100BASE-FX/1000BASE-X fiber media via integrated SerDes interfaces. The device features QSGMII and SGMII MAC interfaces, IEEE 1588 precision time protocol support with 10ns accuracy, and Synchronous Ethernet capabilities. Operating voltage ranges from 950 mV to 1.05 V. It is housed in a 256-pin PBGA package (17x17 mm) and operates within a temperature range of -40°C to +125°C.
Feature Summary
- Integrated dual-media capability supporting both copper twisted pair and optical fiber connections through dedicated SerDes ports.
- Hardware-based IEEE 1588 timestamping engine enabling high-precision synchronization for carrier Ethernet applications.
- Supports Energy Efficient Ethernet (EEE) and ActiPHY power management states to reduce energy consumption during low activity.
- Includes built-in cable diagnostics and loopback modes for comprehensive link verification and troubleshooting.
Applications
- Carrier Ethernet switches requiring precise time synchronization
- Telecommunications infrastructure equipment
- Industrial networking devices operating in extreme temperatures
- Fiber optic transceiver modules
Procurement Notes
Verify component authenticity through authorized Microchip distributors. Confirm the specific suffix matches project requirements as ordering variations exist. Check for End-of-Life status notifications prior to finalizing design-in decisions. Ensure compliance with RoHS directives if applicable to the target market.
Selection Notes
Select this component when quad-port connectivity with mixed media types is required. Consider the 256-PBGA package size constraints during PCB layout. Verify that the host processor supports QSGMII or SGMII interfaces for optimal data throughput. Evaluate thermal management needs given the wide operating temperature range.
Part Context
This part belongs to the VSC8574 family of Gigabit Ethernet transceivers. It serves as a bridge between MAC controllers and physical network media. The series is designed for high-performance networking applications demanding reliability and synchronization accuracy.
Replacement Considerations
Check for direct pin-compatible alternatives within the same product family. Review updated datasheets for any functional changes in successor models. Ensure software drivers are compatible with any hardware revisions found in replacement parts.
FAQ
What MAC interfaces does the VSC8574XKS-04 support?
It supports Quad Serial Gigabit Media Independent Interface (QSGMII) and Serial Gigabit Media Independent Interface (SGMII).
Does the device support fiber optic connections?
Yes, it includes integrated SerDes interfaces capable of connecting to 100BASE-FX and 1000BASE-X fiber media.
How is time synchronization handled?
It features an IEEE 1588 hardware timestamping engine with reported accuracy of 10 nanoseconds.
