1893YI-10LFT

Overview

The 1893YI-10LFT is an integrated Ethernet Physical Layer Controller from the PHYceiver™ series, manufactured by Renesas Electronics Corporation. It supports 10/100 Base-T/TX standards with a parallel interface and operates on a single 3.3-V power supply. The device utilizes low-power 0.35-micron CMOS technology, typically consuming 400 mW. It features transmit wave shaping, stream cipher scrambling, MLT-3 encoding, and NRZ/NRZI encoding capabilities. The component is housed in a 64-TQFP (10x10) package.

Feature Summary

• Integrates 10/100 Base-T/TX physical layer functionality with parallel interface support
• Incorporates advanced signal processing including transmit wave shaping and stream cipher scrambling
• Supports MLT-3 and NRZ/NRZI encoding for reliable data transmission
• Operates on a single 3.3-V power supply with low-power CMOS design

Applications

• Ethernet network interface designs requiring integrated PHY solutions
• Industrial control systems utilizing 10/100 Mbps connectivity
• Embedded devices needing compliant Ethernet physical layer controllers

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to potential availability of counterfeit parts. Confirm RoHS compliance status and specific packaging requirements prior to procurement. Check for obsolescence notices as this part may be subject to discontinuation. Ensure compatibility with existing system voltage levels and interface protocols before integration into production workflows.

Selection Notes

Select this component for applications requiring a fully integrated Ethernet PHY with parallel interface capability. Consider the 64-TQFP package constraints for PCB layout and thermal management. Evaluate the 3.3-V operating voltage against system power rails. Assess the need for built-in scrambling and encoding features versus external implementation. Verify that the parallel interface matches the host controller's communication protocol.

Part Context

The 1893YI-10LFT belongs to the PHYceiver™ family of Ethernet controllers from Renesas. This series provides integrated physical layer solutions for various Ethernet standards. The component represents a specialized interface IC designed for seamless integration into network-enabled systems, offering a compact alternative to discrete PHY implementations while maintaining standard compliance.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Renesas resources for current active replacements or end-of-life notifications.