CSPUA877BNLGI8

Application Specific Clock/Timing Overview

The CSPUA877BNLGI8 is a low-power clock driver manufactured by Renesas Electronics Corporation, designed for memory applications including DDR2 and SDRAM. It features an integrated PLL and operates with a single circuit configuration. The device accepts CMOS clock inputs and provides ten differential clock outputs. It supports a maximum frequency of 410MHz and functions within a supply voltage range of 1.7V to 1.9V. The component is rated for operation between -40°C and 85°C and utilizes a 40-VFQFN exposed pad surface-mount package.

Application Specific Clock/Timing Feature Summary

• Integrated PLL for clock generation
• 1:10 input-to-output ratio
• Differential input and output signals
• CMOS compatible input

Application Specific Clock/Timing Applications

• DDR2 memory systems
• SDRAM interfaces
• General memory subsystems

Application Specific Clock/Timing Procurement Notes

Verify the specific suffix BNLGI8 against official Renesas documentation to confirm package type and temperature grade. Confirm current availability status as distribution channels vary. Ensure compatibility with existing board designs regarding the 40-VFQFN footprint and 1.7V-1.9V power requirements before procurement.

Application Specific Clock/Timing Selection Notes

Select this component when a low-power solution for DDR2 or SDRAM is required. The 410MHz maximum frequency suits standard memory speeds. The 40-VFQFN package is suitable for space-constrained surface-mount designs. Verify that the system power rail aligns with the 1.7V to 1.9V operating range.

Application Specific Clock/Timing Part Context

This part belongs to the Application Specific Clock/Timing category. It serves as a buffer and driver for memory clocks. The differential output structure helps maintain signal integrity in high-speed digital environments typical of modern computer hardware.

Application Specific Clock/Timing Replacement Considerations

Check for direct pin-compatible alternatives from Renesas or other manufacturers offering similar 1:10 differential drivers. Ensure replacement parts support the same 1.7V-1.9V supply voltage and 410MHz frequency limit.