1893BYI-10LF

Overview

The 1893BYI-10LF is a 3.3-V integrated PHYceiver Ethernet Physical Layer Controller designed for 10Base-T and 100Base-TX network applications. It operates within a supply voltage range of 3.14V to 3.47V and supports an input frequency of 25 MHz. The device utilizes a parallel interface and is housed in a 64-pin TQFP package measuring 10 mm in length. It is lead-free compliant and functions across an operating temperature range of -40°C to 85°C.

Feature Summary

• Integrates physical layer transceiver functionality for 10/100 Mbps Ethernet connections
• Supports parallel interface connectivity for host microcontroller integration
• Complies with lead-free manufacturing standards

Applications

• Network interface controller designs
• Embedded Ethernet communication systems
• Industrial control networking hardware

Procurement Notes

Verify component authenticity through authorized Renesas distributors or certified partners. Confirm the specific suffix matches the required package variant, as trailing characters may indicate different tape-and-reel configurations or obsolete status. Request official datasheets and quality certificates to ensure compliance with RoHS directives and environmental regulations before finalizing acquisition.

Selection Notes

Select this component when a dedicated 3.3-V Ethernet PHY with parallel interface is required for 10/100Base-T/TX networks. Ensure the host system supports the necessary parallel data lines and timing constraints. Verify that the operating temperature range meets the target environment requirements. Consider pin count and package dimensions for PCB layout compatibility during the initial design phase.

Part Context

This part belongs to the Renesas Ethernet PHYceiver family, which combines physical layer transceiver and MAC controller functions into a single chip. These devices simplify network interface design by reducing external component count. The 1893BYI-10LF specifically targets cost-sensitive applications requiring reliable 10/100 Mbps connectivity with standard parallel bus interfaces.

Replacement Considerations

Check for direct substitutes such as the 1893BYI-10LFT, which shares identical electrical specifications but differs in packaging format. Verify pinout compatibility and software driver support when transitioning between variants. Consult Renesas documentation for any recommended upgrades or end-of-life notifications affecting current production runs.