SY100E111LJI

Clock Buffers, Drivers Overview

The SY100E111LJI is a Precision Edge clock fanout buffer manufactured by Microchip Technology. It features a single differential PECL input and nine differential PECL outputs, providing a 1:9 distribution ratio. The device operates within a supply voltage range of 3V to 5.5V and supports surface mount installation in a 28-PLCC package measuring 11.48x11.48 mm. It functions reliably across an industrial temperature range of -40°C to +85°C. This component is part of the 100E series and is designed for high-speed clock signal distribution applications requiring differential signaling integrity.

Clock Buffers, Drivers Feature Summary

• 1:9 Differential PECL to PECL Fanout Buffer Configuration
• Operates on 3V to 5.5V Supply Voltage
• 28-LCC (J-Lead) Surface Mount Package
• Industrial Temperature Range: -40°C to +85°C

Clock Buffers, Drivers Applications

• High-speed clock distribution networks
• Differential PECL signal buffering
• Telecommunications equipment timing systems

Clock Buffers, Drivers Procurement Notes

The SY100E111LJI is listed as discontinued or no longer provided by major distributors such as DigiKey. Verification of current availability requires checking authorized Microchip channels or secondary market suppliers. Buyers should confirm end-of-life status and lead times directly with manufacturers before design finalization.

Clock Buffers, Drivers Selection Notes

Select this component when a 1:9 PECL fanout buffer is required in a 28-pin PLCC package. Ensure the system design accommodates the 3V to 5.5V operating voltage and the specific thermal requirements of the -40°C to +85°C range. Verify that the differential PECL input/output levels match the source and load specifications.

Clock Buffers, Drivers Part Context

This part belongs to the Microchip 100E Precision Edge series, which focuses on high-performance clocking solutions. The base product number is SY100E111, with the LJI suffix indicating the specific 28-PLCC package variant and commercial/industrial temperature rating.

Clock Buffers, Drivers Replacement Considerations

Publicly documented similar substitutes include the MC100LVE111FNG and MC100LVE111FNR2G from onsemi. These alternatives offer comparable functionality but may require verification of pin compatibility and electrical parameter alignment.