4DB0226KA3AVG8

Overview

The Renesas Electronics Corporation 4DB0226KA3AVG8 is a DDR4 data buffer designed for enterprise-class server applications. It operates with a 1.2V Vdd supply and supports DDR4 speeds of 1600, 1866, 2133, and 2400 MT/s. The component is housed in a 53-pin flip chip CSP package and functions within a temperature range of 0 to 70°C. This device is part of the 4DB0226 series and is currently classified as obsolete.

Feature Summary

• JEDEC-compliant data buffering for DDR4 memory interfaces
• Optimized specifically for Load-Reduced DIMM (LRDIMM) architectures
• Designed for integration with DDR4 RCDs and temperature sensors

Applications

• Enterprise class server LRDIMMs
• Systems utilizing Intel Xeon processor E5-2600V4 series
• Deep memory storage solutions requiring high bandwidth

Procurement Notes

This component is officially listed as End-of-Life (EOL) by Renesas Electronics. Availability is restricted to existing stock or surplus channels only. Verification of authenticity and physical condition is critical due to the discontinued status. Designers should consult official EOL notifications and transition plans before attempting procurement.

Selection Notes

Selection requires compatibility with 1.2V DDR4 LRDIMM designs. The device must be paired with compatible registered clock drivers and temperature sensors. Engineers should evaluate alternative components from the same family or newer generations that support equivalent DDR4 speeds and pin configurations for new hardware developments.

Part Context

The 4DB0226KA3AVG8 belongs to the IDT-acquired Renesas DDR4 data buffer portfolio. It serves as a critical interface element between DRAM chips and system controllers in high-capacity memory modules. The component was certified for use in major enterprise server platforms, ensuring signal integrity and timing compliance for high-speed data transfer.

Replacement Considerations

The 4DB0226KC is identified as an alternative product within the DDR4 data buffer category.