QTM252J-75.000MBJ-T

Overview

The QTM252J-75.000MBJ-T is a standard clock oscillator manufactured by QST Products, LLC. It operates at a frequency of 75 MHz with CMOS output logic and a supply voltage of 3.3V. The device features a frequency stability of ±50ppm and an operating temperature range of -40°C to +105°C. It utilizes a 4-SMD, No Lead package and has a maximum supply current of 22mA. The component includes enable/disable functionality for power management.

Feature Summary

• CMOS output interface for digital circuit integration
• Enable/Disable control function for power optimization
• Low jitter and phase noise performance characteristics

Applications

• Precision timing applications in electronic circuits
• Standard clock signal generation for digital systems
• Embedded systems requiring stable frequency references

Procurement Notes

Verify the specific suffix codes against official QST documentation to ensure correct voltage, stability, and temperature ratings. Confirm package dimensions and pinout compatibility with PCB layout requirements. Check for RoHS compliance status if required by project specifications. Ensure supply voltage matches the 3.3V requirement for proper operation.

Selection Notes

Select this component when a 75 MHz CMOS clock source is required within the -40°C to +105°C industrial temperature range. Consider the ±50ppm stability specification for timing accuracy needs. Evaluate the 22mA supply current against system power budget constraints. Verify that the 4-SMD no-lead package fits the available footprint on the target board.

Part Context

This part belongs to the QTM252J series of surface-mount crystal oscillators from QST Products. The series offers various frequencies and stability options in a compact SMD2520-4P form factor. These oscillators are designed for applications demanding precise frequency control and low electromagnetic interference in modern electronic designs.

Replacement Considerations

Cross-reference with other QTM252J variants for different frequencies or stability levels. Verify compatibility with alternative manufacturers offering similar 75MHz 3.3V CMOS oscillators in 4-SMD packages. Ensure electrical parameters match exactly before substitution.