KSZ9567STXI-TR

Controllers Overview

The KSZ9567STXI-TR is a 7-port Gigabit Ethernet switch manufactured by Microchip Technology, housed in a 128-pin TQFP-EP package. It integrates five 10/100/1000BASE-T PHY transceivers and two configurable MAC ports supporting SGMII and RGMII/MII/RMII interfaces. The device operates within an industrial temperature range of -40°C to +85°C and supports data rates of 10 Mb/s, 100 Mb/s, and 1 Gb/s. Power supply requirements are between 1.8 V and 3.465 V, with a maximum power current of 750 mA.

Controllers Feature Summary

• Supports IEEE 1588v2 Precision Time Protocol for sub-microsecond synchronization
• Includes Audio Video Bridging capabilities compliant with IEEE 802.1AS/Qav standards
• Features non-blocking wire-speed switching fabric with hardware time-stamping
• Provides comprehensive management via SPI, I2C, MIIM, and in-band protocols

Controllers Applications

• Industrial Ethernet networks including Profinet, MODBUS, and Ethernet/IP
• IEC 61850 networks for power substation automation
• Real-time Ethernet control and measurement systems

Controllers Procurement Notes

Verify the specific suffix against official documentation to confirm packaging type and operational parameters. Ensure compatibility with required voltage levels and interface configurations before integration. Cross-reference datasheet revisions to identify any silicon errata or functional updates relevant to the production batch.

Controllers Selection Notes

Select this component for designs requiring integrated Gigabit switching with precise time synchronization. Verify that the host processor supports the necessary serial interfaces for configuration. Confirm that the thermal environment remains within the specified industrial operating limits during system operation.

Controllers Part Context

This part belongs to the KSZ9567S series of managed Gigabit Ethernet switches. It is designed for high-performance networking applications requiring deterministic latency and robust protocol support. The series emphasizes energy efficiency and advanced traffic prioritization features.

Controllers Replacement Considerations

Consult official substitution lists for compatible alternatives. Verify pinout and register compatibility when considering cross-model replacements to ensure seamless integration without hardware redesign.

Controllers FAQ

What types of external MAC interfaces does the KSZ9567STXI-TR support?

It supports one port with an SGMII interface and another port with a configurable RGMII, MII, or RMII interface.

Does the device support Audio Video Bridging standards?

Yes, it fully supports IEEE 802.1AS/Qav standards for Audio Video Bridging, including priority queuing and low-latency cut-through modes.

How is cable diagnostics handled on the integrated PHY ports?

The device includes LinkMD cable diagnostic capabilities to determine cable opens, shorts, and length.