9DB401BGLF

Overview

The Renesas Electronics Corporation 9DB401BGLF is a PLL-based clock buffer and driver belonging to the 9DB series. It features one circuit with four true outputs and zero inverted outputs, housed in a 28-lead TSSOP package (PDSO28) with a 0.65 mm pitch. The device operates within a supply voltage range of 3V to 3.6V and supports a maximum frequency of 400MHz. Designed for surface mount installation, it functions within an operating temperature range of -40°C to +85°C. The component is RoHS compliant and classified under EAR99.

Feature Summary

• PLL-based clock distribution architecture
• Four true output channels with HCSL/LVDS compatibility
• Maximum operating frequency of 400 MHz
• Wide industrial temperature range (-40°C to +85°C)

Applications

• PCI Express (PCIe) clock distribution
• CPU clock buffering
• High-speed digital system timing

Part Context

The 9DB401BGLF is part of the broader 9DB family of clock buffers manufactured by Renesas Electronics. This series includes variants such as the 9DB401CGLFT and ICS9DB401BGLF, which share similar functional characteristics but may differ in packaging or specific electrical parameters. The component serves as a critical timing element in high-performance computing and communication infrastructure.

Replacement Considerations

The 9DB401CGLFT is identified as a related variant within the same product family. Users should verify pinout compatibility and specific electrical tolerances before substitution, as differences in manufacturing status or minor parameter variations may exist between these models.