QTM252J-16.384MBJ-T

Overview

The QTM252J-16.384MBJ-T is a standard CMOS quartz oscillator manufactured by QST Products, LLC. It operates at a frequency of 16.384 MHz with a supply voltage of 3.3V and a maximum current consumption of 22mA. The device features a frequency stability of ±50ppm and functions within an operating temperature range of -40°C to +105°C. It utilizes a 4-SMD, no-lead package and includes enable/disable functionality for power management.

Feature Summary

• CMOS output signal generation
• Enable/Disable control function
• Low jitter and phase noise design

Applications

• Digital signal processing systems
• Communication equipment timing
• Microcontroller clock sources

Procurement Notes

Verify the manufacturer part number against official QST documentation to ensure authenticity. Confirm that the specific suffix matches the required frequency and package type. Check RoHS compliance status if environmental regulations apply to your assembly process. Ensure the ordering quantity aligns with the manufacturer's minimum order requirements.

Selection Notes

Select this component when a precise 16.384 MHz clock source is required for digital circuits. The 3.3V supply voltage makes it suitable for modern low-power logic families. Consider the ±50ppm stability requirement against your system's timing tolerance needs. The compact SMD package facilitates automated surface-mount assembly processes.

Part Context

This oscillator belongs to the QTM252J series, which offers various frequency options in a standardized small outline package. The series is designed for applications requiring reliable timing signals in consumer electronics and industrial controls. Similar models in the family may differ in frequency or voltage specifications while maintaining the same physical footprint.

Replacement Considerations

Direct substitutes must match the 16.384 MHz frequency, 3.3V supply, CMOS output, and 4-SMD package. Verify pin compatibility and electrical parameters before substitution. Cross-reference with other manufacturers offering equivalent standard oscillators if availability is constrained.