8T49N203A-018NLGI

Overview

The 8T49N203A-018NLGI is a FemtoClock NG programmable clock generator integrated circuit manufactured by Renesas Electronics Corporation. This component belongs to the 8T49N203I series and is designed for high-performance timing applications requiring low jitter. The device is currently obsolete and no longer in production, with an End-of-Life notification issued on May 7, 2019. It features a VFQFN package configuration suitable for space-constrained designs.

Feature Summary

• Advanced FemtoClock NG technology for demanding timing applications
• Programmable clock generation capabilities within the 8T49N203I series
• Integrated PLL and frequency synthesis functionality

Applications

• High-speed data communication systems
• Server and storage infrastructure timing
• Network equipment clock distribution

Procurement Notes

This component is officially discontinued and no longer manufactured by Renesas Electronics Corporation. Procurement of new units is not possible through standard supply channels. Designers must transition to alternative solutions immediately. Verify end-of-life status via official product change notifications before finalizing any legacy system maintenance plans.

Selection Notes

Due to the obsolete status of the 8T49N203A-018NLGI, direct replacement selection is restricted to verified substitute part numbers. Engineers should evaluate the 8T49N241-994NLGI as a similar alternative provided by the manufacturer. Ensure that pin compatibility and electrical specifications of the substitute meet the original design requirements without modification.

Part Context

The 8T49N203A-018NLGI is part of the Renesas FemtoClock NG family, which specializes in low-jitter clock generation. As an IDT-originated product now under Renesas, it serves critical timing roles in digital systems. The specific -018 suffix denotes a particular output configuration variant within the broader 8T49N203I series portfolio.

Replacement Considerations

The 8T49N241-994NLGI is listed as a similar substitute part number by Renesas Electronics Corporation. Evaluate this component for functional equivalence and physical footprint compatibility to ensure a seamless migration from the obsolete 8T49N203A-018NLGI.

FAQ

Is the 8T49N203A-018NLGI still in production?

No, the 8T49N203A-018NLGI is obsolete and no longer manufactured as per the End-of-Life notification dated May 7, 2019.

What is the recommended substitute for this component?

The 8T49N241-994NLGI is identified as a similar substitute part number available from Renesas Electronics Corporation.