82V3255TFG

Overview

The Renesas 82V3255TFG is a PLL-based Ethernet, SONET/SDH Stratum Clock and Frequency Generator IC. It operates at a maximum frequency of 622.08MHz with one output channel. The device is housed in a 64-TQFP (10x10) package. It serves as an integrated single-chip solution for Synchronous Equipment Timing Sources, supporting Stratum 3, SMC, 4E, and 4 clock standards within SONET/SDH equipment architectures.

Feature Summary

• Integrated single-chip design for synchronous timing applications
• Supports multiple Stratum clock standards including Stratum 3, SMC, 4E, and 4
• PLL-based architecture optimized for high-speed Ethernet and SONET/SDH networks

Applications

• SONET/SDH equipment synchronization
• Ethernet network timing sources
• Synchronous Equipment Timing Source (SETS) implementation

Procurement Notes

Verify component authenticity through authorized channels due to discontinuation status. Check datasheet revisions for updated electrical characteristics. Confirm package integrity upon receipt. Validate RoHS compliance documentation. Ensure storage conditions meet humidity sensitivity requirements prior to assembly.

Selection Notes

Evaluate compatibility with existing SONET/SDH infrastructure requirements. Consider the specific Stratum level needed for network synchronization accuracy. Assess power supply constraints against operational voltage specifications. Verify pinout compatibility if replacing legacy components from the same family.

Part Context

This component belongs to the 82V3355 series of clock generators. It shares architectural similarities with other devices in the Renesas timing portfolio designed for telecom applications. The part represents a specialized solution for precise frequency generation in high-speed data transmission environments.

Replacement Considerations

• 82V3355TFG