8T49N008A-055NLGI

Overview

The 8T49N008A-055NLGI is a programmable clock generator from the FemtoClock NG family. It features fourth-generation PLL technology and provides eight selectable LVPECL or LVDS outputs. The device supports input frequencies via HCSL, LVDS, LVPECL, or crystal sources. Maximum output frequency reaches 1.228 GHz. It operates within a supply voltage range of 1.9 V to 2.55 V. The component is housed in a 40-pin VFQFPN package.

Feature Summary

• Fourth-generation FemtoClock NG PLL technology for low jitter performance
• Eight selectable differential output drivers supporting LVPECL or LVDS formats
• Flexible input interface accepting HCSL, LVDS, LVPECL, or crystal signals

Applications

• High-speed data communication systems
• Telecommunications infrastructure equipment
• Server and storage backplane clocking

Procurement Notes

Verify the specific suffix '055' against official Renesas documentation to confirm pinout and electrical characteristics. Confirm RoHS compliance status through current datasheets. Check for end-of-life notifications or product change notices prior to procurement. Ensure the 40VFQFPN package availability matches design requirements.

Selection Notes

Select this component when designing systems requiring precise clock distribution with low phase noise. Consider the eight-output capability for complex multi-clock architectures. Evaluate the 1.9V to 2.55V operating range against system power rails. Verify input signal compatibility with available reference sources.

Part Context

This part belongs to the IDT8T49N105I series under the FemtoClock trademark. It is classified as a Clock Generator within the Clock & Timer ICs subcategory. The manufacturer is Renesas Electronics Corporation. The product type is specifically identified as a Clock Generator IC.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official cross-reference guides for potential alternatives.