DSC8121DL5T

Overview

The DSC8121DL5T is a programmable MEMS oscillator manufactured by Microchip Technology, operating within a frequency range of 10 MHz to 170 MHz. It features CMOS output and supports supply voltages from 2.25 V to 3.6 V. The device offers a frequency stability of ±10 ppm and operates across an extended temperature range of -40°C to 105°C. Packaged in a 6-SMD, no-lead form factor measuring 3.20 mm x 2.50 mm with a maximum height of 0.90 mm, it draws a maximum supply current of 35 mA. This component is designed for surface-mount installation and includes enable/disable functionality.

Feature Summary

• Utilizes MEMS technology for reliable clock generation
• Supports programmable frequencies up to 170 MHz
• Includes enable and disable control functions
• Operates within extended industrial temperature ranges

Applications

• Industrial automation systems
• Telecommunications equipment
• Consumer electronics devices
• Computing hardware infrastructure

Procurement Notes

Verify the specific suffix configuration against official Microchip documentation to ensure correct voltage, package, and programming status alignment. Confirm RoHS compliance and environmental certifications prior to integration. Check for end-of-life notices or obsolescence warnings directly from the manufacturer. Ensure that the blank programmable state requirements are addressed during the design phase. Validate supplier authenticity through authorized distribution channels.

Selection Notes

Select this model when a wide frequency range and high stability are required in a compact surface-mount package. Consider the 2.25V to 3.6V supply requirement for compatibility with system power rails. Evaluate the need for user-programmable frequency settings versus fixed-frequency alternatives. Assess thermal management needs given the extended temperature operation capabilities. Compare pin-out and footprint dimensions against existing PCB layouts.

Part Context

This component belongs to the DSC8121 series of programmable MEMS oscillators from Microchip Technology. The series provides flexible clock solutions for various digital applications. Similar parts in the family may differ in packaging, temperature range, or frequency limits. The DL5T suffix typically indicates specific tape-and-reel packaging and operational characteristics defined by the manufacturer.

Replacement Considerations

Direct substitutes include other DSC8121 variants such as DSC8121CL5T or DSC8121DI5, provided they match the required frequency, voltage, and package specifications. Verify functional equivalence regarding output format and enable/disable features before substitution.