QTM161-12.288MDD-T

Overview

The QTM161-12.288MDD-T is a standard CMOS crystal oscillator manufactured by QST, operating at a nominal frequency of 12.288 MHz. It features a compact 4-SMD, No Lead package with dimensions of 1.6 x 1.2 x 0.6 mm. The device supports a supply voltage (VDD) of 2.5 V or 3.3 V and includes an enable/disable control function via a 1.8 V interface. It operates within a frequency range of 1 MHz to 156.25 MHz and complies with RoHS, REACH, Pb-free, and Halogen-free standards.

Feature Summary

• Compact 4-SMD No Lead package measuring 1.6 x 1.2 x 0.6 mm
• CMOS output with 1.8V enable/disable control capability
• Supports dual supply voltages of 2.5V or 3.3V
• Compliant with RoHS, REACH, Pb-free, and Halogen-free regulations

Applications

• IoT connectivity modules requiring precise timing
• Wireless communication devices including WiFi and Bluetooth
• Portable consumer electronics and mobile devices
• Embedded systems utilizing standard CMOS interfaces

Procurement Notes

Verify the specific suffix 'MDD' against official QST documentation to confirm tolerance, load capacitance, and temperature range specifications. Ensure the ordering part number matches the required frequency stability and operational temperature grade for your application environment.

Selection Notes

Select this component when a small form factor oscillator with CMOS output is required. Confirm that the system design supports the 2.5V or 3.3V supply rails and utilizes the 1.8V logic level for the enable pin. Validate that the 12.288 MHz frequency aligns with the target clock requirements.

Part Context

This part belongs to the QTM161 series of surface-mount crystal oscillators from QST Products. The series offers various frequencies up to 156.25 MHz in a unified 1.6 x 1.2 mm footprint, designed for space-constrained applications requiring reliable timing signals.

Replacement Considerations

Direct substitutes include other QTM161 variants with different frequencies or suffixes, such as QTM161-19.200MDE-T or QTM161-24.000MBE-T, provided the electrical parameters match the design requirements.