8T49N287A-996NLGI

Overview

The 8T49N287A-996NLGI is a clock synthesizer and jitter cleaner from the FemtoClock NG series by Renesas Electronics. It features two independent fractional-feedback PLLs for jitter attenuation and frequency translation. The device supports input formats including HCPL, LVCMOS, LVDS, LVHSTL, LVPECL, LVTTTL, and crystals. Outputs include HCPL, LVCMOS, LVDS, and LVPECL. Supply voltage ranges from 2.375V to 3.465V. Operating temperature is -40°C to 85°C. Package is 56-VFQFN Exposed Pad.

Feature Summary

• Dual independent fractional-feedback PLLs
• Supports multiple input/output logic families
• Jitter attenuation and frequency translation capabilities

Applications

• Telecommunications infrastructure
• Datacom equipment
• Industrial control systems

Procurement Notes

Verify the specific suffix '996' against official Renesas documentation to confirm exact output configuration and pinout compatibility. Ensure the 56-VFQFN package dimensions match PCB layout requirements. Confirm supply voltage range matches system design constraints.

Selection Notes

Select this component when dual independent PLLs are required for complex clocking architectures. Consider the wide input/output format support for interface flexibility. Evaluate thermal performance within the specified operating temperature range for the target application environment.

Part Context

Part of the FemtoClock NG family, designed for low-jitter clock generation. Replaces older generations with improved performance and flexibility. Compatible with various high-speed digital interfaces in modern electronic systems.

Replacement Considerations

Check Renesas cross-reference guides for direct substitutes. Verify electrical parameters and pinout compatibility before replacing. Consider package differences if upgrading from previous versions.