QTM325-27.000MDE-T

Overview

The QTM325-27.000MDE-T is a CMOS quartz oscillator manufactured by QST Products LLC, operating at a nominal frequency of 27 MHz. It features a standard SMD package with dimensions of 3.2mm x 2.5mm and a maximum height of 1.0mm. The device supports a supply voltage range of 1.8V to 3.6V and offers frequency stability of ±50ppm over the industrial temperature range of -40°C to +85°C. It utilizes CMOS output levels and is designed for surface-mount assembly.

Feature Summary

• CMOS output signal compatibility
• Industrial temperature range operation
• Standard surface-mount packaging

Applications

• Microcontroller clock sources
• Communication interface timing
• Digital logic circuit synchronization

Procurement Notes

Verify the specific suffix 'MDE' against official QST documentation to confirm pinout configuration and electrical characteristics. Ensure the selected component matches the required load capacitance and drive level specifications for the target application circuit design.

Selection Notes

Select this component when a 27 MHz reference signal is required in a compact form factor. Consider the CMOS output swing and supply voltage constraints relative to the connected digital logic family. Verify thermal performance requirements within the specified operating temperature range.

Part Context

This part belongs to the QTM325 series of surface-mount oscillators from QST. The series provides various frequency options in a standardized 3225 package size, catering to applications requiring precise timing signals in space-constrained electronic designs.

Replacement Considerations

Cross-reference with other 27 MHz CMOS oscillators in the 3225 package. Verify pin compatibility and electrical parameter alignment before substitution.