849N202CKI-021LFT

Clock Generators, PLLs, Frequency Synthesizers Overview

The 849N202CKI-021LFT is a clock synthesizer and jitter attenuator from the FemtoClock series by Renesas Electronics. It operates within a supply voltage range of 3.135 V to 3.465 V and supports output frequencies up to 1.3 GHz. The device features two outputs capable of LVDS and LVPECL signaling, accepting HCSL, LVDS, LVHSTL, or LVPECL inputs. Packaged in a 40-pin VFQFN with exposed pad, it functions within an operating temperature range of -40°C to +85°C and draws approximately 320 mA.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Integrated jitter attenuation for clock signal cleaning
• Supports LVDS and LVPECL output signaling formats
• Flexible input compatibility including HCSL, LVDS, LVHSTL, and LVPECL
• Maximum output frequency capability of 1.3 GHz

Clock Generators, PLLs, Frequency Synthesizers Applications

• High-performance computing systems requiring low-jitter clocking
• Telecommunications infrastructure equipment
• Data center networking hardware

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

This component is listed as End-of-Life (EOL) and discontinued by the manufacturer. Availability is limited to existing stock or surplus channels. Verification of authenticity and condition is critical when sourcing from non-direct suppliers due to the obsolescence status.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Designers should evaluate the 8T49N241 series as potential replacement options, as these are identified as similar alternatives in distributor databases. Ensure that the replacement part meets the specific pinout, package dimensions, and electrical requirements of the original design before integration.

Clock Generators, PLLs, Frequency Synthesizers Part Context

The 849N202 belongs to the FemtoClock family of clock synthesizers. This series is designed for applications demanding precise timing and reduced phase noise. The CKI suffix typically denotes specific packaging and tape/reel configuration details within the product line.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

The 8T49N241-994NLGI is publicly listed as a similar replacement part for this model.