DSC8121CM1

Overview

The DSC8121CM1 is a programmable MEMS oscillator manufactured by Microchip Technology. It operates within a frequency range of 10 MHz to 170 MHz and utilizes CMOS output format. The device supports a supply voltage between 2.25V and 3.6V, with a maximum current consumption of 35mA. It features enable/disable functionality and offers an overall frequency stability of ±50ppm. The component is housed in a compact 6-SMD, no-lead package measuring 3.20mm x 2.50mm with a height of 0.90mm. It is designed for surface mount installation and functions reliably across an extended temperature range from -55°C to +125°C.

Feature Summary

• Utilizes MEMS technology for robust clock generation
• Supports programmable frequency configuration via user programming
• Includes hardware enable and disable control pins
• Operates within a wide industrial temperature range

Applications

• High-performance computing systems requiring precise timing
• Telecommunications infrastructure equipment
• Industrial automation controllers
• Network switching devices

Procurement Notes

Verify the specific suffix 'CM1' against official Microchip documentation to confirm the exact package dimensions and temperature rating. Ensure that the blank programming state requirement is addressed in the design phase, as this variant requires user initialization. Confirm RoHS3 compliance status through the latest datasheet revision before finalizing procurement specifications.

Selection Notes

Select this model when a small form factor is required alongside wide temperature tolerance. The CMOS output interface suits digital logic circuits directly. Consider the need for external programming tools if the blank state is acceptable. Compare against fixed-frequency alternatives if programmability is not utilized in the target application architecture.

Part Context

This component belongs to the DSC8121 series of programmable MEMS oscillators. It shares the same core technology and electrical characteristics as other variants in the family, differing primarily in package type and temperature range. The series provides a scalable solution for applications needing flexible frequency generation without sacrificing size or reliability.

Replacement Considerations

Direct substitutes include other DSC8121 variants with compatible packages such as DSC8121CM2. Verify pin compatibility and thermal performance before swapping. Generic replacements may lack the specific programmability features or temperature ratings required for the original design.