97U870AKLF

Overview

The Renesas 97U870AKLF is a clock driver and distribution integrated circuit designed for 1.8V DDR-II PLL clock applications. It operates within a supply voltage range of 1.7 V to 1.9 V and supports a maximum output frequency of 370 MHz. The device utilizes a VFQFPN-40 package with surface-mount installation. It features humidity sensitivity classification and is intended for high-speed memory interface timing requirements.

Feature Summary

• Supports 1.8V DDR-II PLL clock generation and distribution
• Maximum output frequency capability of 370 MHz
• Operates on a 1.7 V to 1.9 V power supply range
• Available in a 40-pin VFQFPN surface-mount package

Applications

• DDR-II memory subsystem clocking
• High-speed digital system timing distribution
• Embedded controller clock generation

Procurement Notes

The 97U870AKLF is officially listed as discontinued by the manufacturer. Distribution channels indicate limited or no availability in current inventory. Verification of end-of-life status and alternative sourcing through authorized distributors is required before integration into new designs.

Selection Notes

Designers should consider the component's discontinued status when selecting this part. The 1.8V operating voltage and specific DDR-II PLL functionality limit compatibility with non-standard voltage domains. Package constraints require PCB layout support for the VFQFPN-40 footprint.

Part Context

This component belongs to the Renesas 97U870A series of clock drivers. It shares functional similarities with other parts in the family, such as the 97U877AHLF, which offers comparable clock distribution capabilities but may differ in package type and specific electrical characteristics.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Engineers should consult official Renesas obsolescence notices for recommended alternatives.