QT252S-30.000MEEV-T

Overview

The QST QT252S-30.000MEEV-T is a 30 MHz quartz crystal resonator designed for surface-mount applications. It features a frequency tolerance of ±10 ppm and operates within a temperature range of -20°C to +70°C. The component utilizes an 8 pF load capacitance and exhibits an equivalent series resistance (ESR) of 60 Ω. Housed in a compact 4-SMD, no-lead package with dimensions of 2.5 x 2.0 mm, this seam-sealed device ensures stable oscillation for precision timing circuits.

Feature Summary

• Seam-sealed construction for enhanced environmental stability
• Compact 4-SMD no-lead footprint suitable for automated assembly
• High frequency stability with ±10 ppm tolerance at room temperature

Applications

• Microcontroller clock sources
• Communication module timing references
• Precision digital signal processing circuits

Procurement Notes

Verify the complete part number including suffixes to ensure correct packaging and specifications. Confirm that the required operating temperature range aligns with the -20°C to +70°C specification. Check datasheet details for load capacitance requirements to match circuit design parameters before finalizing procurement orders.

Selection Notes

Select this component when a 30 MHz reference is required in a small form factor. Ensure the application environment stays within the specified temperature limits. Verify that the system impedance matches the 8 pF load capacitance requirement. Consider the ESR value for oscillator circuit compatibility during the design phase.

Part Context

This part belongs to the QT252S series from QST Products, LLC. The series offers various frequency options and tolerances in a standardized 2.5 x 2.0 mm SMD package. It serves as a standard timing element for consumer electronics and industrial control systems requiring reliable quartz resonance.

Replacement Considerations

Direct substitutes include other 30 MHz crystals with identical 4-SMD dimensions and ±10 ppm tolerance. Verify pinout compatibility and electrical parameters such as ESR and load capacitance before swapping manufacturers.