8T49N008A-054NLGI

Overview

The 8T49N008A-054NLGI is a high-performance clock generator from the FemtoClock NG series. It features fourth-generation PLL technology and provides eight selectable LVPECL or LVDS outputs. The device accepts CLK and nCLK input pairs and operates within voltage supply ranges of 2.375V to 2.625V and 3.135V to 3.465V. It is housed in a 40-VFQFPN package with an exposed pad.

Feature Summary

• Fourth-generation FemtoClock NG PLL technology
• Eight selectable LVPECL or LVDS output channels
• Supports CLK and nCLK differential input pairs

Applications

• High-speed data communication systems
• Server and storage infrastructure
• Network equipment requiring low jitter clocks

Procurement Notes

Verify component authenticity through authorized Renesas distributors. Confirm package integrity and pin alignment against the 40-VFQFPN specification. Check for obsolescence status as this part may be discontinued. Ensure environmental compliance documentation matches project requirements before finalizing procurement orders.

Selection Notes

Select this component when eight differential outputs are required with low jitter performance. Verify that the LVPECL or LVDS output configuration meets system interface needs. Ensure power supply rails align with the specified 2.5V and 3.3V operating ranges. Consider thermal dissipation requirements due to the exposed pad design in the VFQFPN package.

Part Context

This device belongs to the FemtoClock NG family, designed for precision timing applications. It integrates advanced PLL technology to generate stable clock signals. The series targets high-bandwidth applications where signal integrity is critical. It serves as a key component in modern digital systems requiring precise frequency synthesis.

Replacement Considerations

Check Renesas official cross-reference lists for direct substitutes. Verify compatibility of output types and voltage levels if using alternative models. Ensure package dimensions match existing PCB footprints when considering replacements.