CDCR83ADBQR

Application Specific Clock/Timing Overview

The CDCR83ADBQR is a direct Rambus clock generator manufactured by Texas Instruments, designed for high-speed memory applications. It operates within a supply voltage range of 3.135V to 3.465V and supports frequencies up to 400MHz. The device features differential inputs with selectable output configurations and is housed in a 24-pin SSOP package. It functions as a multiplexer IC for RDRAM clock generation, supporting surface mount installation across an operating temperature range of -40°C to +85°C.

Application Specific Clock/Timing Feature Summary

• Generates precise clock signals for Direct Rambus memory systems
• Supports differential input configurations for signal integrity
• Integrates clock generation and multiplexing functions

Application Specific Clock/Timing Applications

• Direct Rambus DRAM (RDRAM) clock generation
• High-speed memory interface timing circuits
• System clock distribution for Rambus-based architectures

Application Specific Clock/Timing Procurement Notes

Verify the specific suffix 'ADBQ' against the official Texas Instruments datasheet to confirm the exact package type, temperature grade, and tape-and-reel specifications. Ensure that the required supply voltage tolerance aligns with the 3.135V to 3.465V range specified for this variant. Cross-reference the pinout diagram with your PCB layout to guarantee compatibility with the 24-SSOP footprint before finalizing procurement orders.

Application Specific Clock/Timing Selection Notes

Select this component when designing systems requiring dedicated clock generation for Direct Rambus memory interfaces. It is suitable for applications needing a single output clock derived from differential inputs. Consider the 24-SSOP package constraints for board space. Verify that the system power supply can maintain the required 3.3V nominal tolerance. This part is appropriate for industrial or commercial environments given its specified temperature range.

Application Specific Clock/Timing Part Context

The CDCR83ADBQR belongs to the CDCR83 family of direct Rambus clock generators from Texas Instruments. These components are specialized integrated circuits aimed at managing timing requirements for high-bandwidth memory subsystems. The family typically includes variants with different packaging options and thermal ratings, allowing designers to choose based on physical and environmental constraints while maintaining consistent core clock generation functionality.

Application Specific Clock/Timing Replacement Considerations

Consult the official Texas Instruments replacement matrix for verified substitutes. Variants such as CDCR83DBQR may share functional similarities but differ in package or specification details. Do not assume interchangeability without verifying pinout compatibility and electrical parameter alignment through official documentation.