8T49N2083-01NLGI#

Overview

The 8T49N2083-01NLGI# is a clock synthesizer and jitter cleaner from the FemtoClock NG series by Renesas Electronics. It operates as a programmable timing device designed to generate precise clock signals with low phase noise. The component supports multiple input formats including HCSL, LVDS, and LVPECL, providing flexible integration into high-speed digital systems. It features an integrated PLL for frequency synthesis and includes bypass options for direct signal routing. The device is housed in a surface-mount package suitable for automated assembly processes.

Feature Summary

• Integrated phase-locked loop (PLL) for low-jitter clock generation
• Supports differential input and output signal formats
• Programmable frequency synthesis capabilities
• Built-in bypass mode for signal integrity optimization

Applications

• High-speed data communication interfaces
• Network equipment synchronization
• Server and storage system clocking
• Test and measurement instrumentation

Procurement Notes

Verify the exact part number suffix against official Renesas documentation to ensure correct package type and temperature range specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Check for any recent product change notifications that may affect pinout or electrical characteristics. Ensure compatibility with existing board layout constraints regarding the specific package dimensions and thermal requirements.

Selection Notes

Select this component when low phase noise performance is critical for system stability. Consider the available input/output voltage levels and signal types required by the target application. Evaluate the need for programmability versus fixed-frequency operation based on design flexibility requirements. Assess thermal management needs based on the operating environment and power consumption characteristics of the selected configuration.

Part Context

This part belongs to the FemtoClock NG family, which specializes in precision clock generation for demanding applications. The series is known for its ability to clean and distribute clocks with minimal added jitter. It complements other timing solutions by offering a balance between performance and ease of integration. The component serves as a key element in maintaining signal integrity across complex electronic systems requiring precise timing references.

Replacement Considerations

Consult official cross-reference guides for compatible alternatives within the same product family. Verify functional equivalence regarding pinout, electrical parameters, and software configuration tools before substitution. Ensure that any replacement part meets the same environmental and reliability standards required by the original design specification.