18QHTF21-29.568-OE

Oscillators Overview

The 18QHTF21-29.568-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 29.568 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications, functioning with a supply voltage of 1.8V. It features an enable/disable control pin for power management flexibility. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly processes. This oscillator provides precise timing signals for digital circuits requiring stable clock references.

Oscillators Feature Summary

• LVCMOS output interface compatible with standard logic families
• Integrated enable and disable functionality for power optimization
• Compact 4-pin surface-mount package design

Oscillators Applications

• General-purpose timing and clock signal generation
• Digital circuit synchronization
• Embedded system clock sources

Oscillators Procurement Notes

Verify the specific suffix OE against the manufacturer's current datasheet to confirm exact electrical tolerances and pinout configurations. Ensure the ordering part number matches the required frequency and voltage specifications precisely. Cross-reference the package dimensions with your PCB footprint library before finalizing procurement to guarantee mechanical compatibility during assembly.

Oscillators Selection Notes

Select this component when a 29.568 MHz clock source is required with 1.8V operation. Consider the LVCMOS output level compatibility with downstream logic inputs. Evaluate the 4-SMD package size constraints within the available board space. Confirm that the enable/disable feature aligns with the system's power management strategy and thermal requirements.

Oscillators Part Context

This model belongs to the 18QHTF21 series of quartz crystal oscillators from Mercury Electronics. The series offers various frequencies while maintaining consistent package dimensions and electrical characteristics. Similar variants include different frequency options such as 33.200 MHz or 96.768 MHz, sharing the same physical form factor and operational principles.

Oscillators Replacement Considerations

Direct substitutes may include other 29.568 MHz LVCMOS oscillators in 4-SMD packages from manufacturers like Abracon or SiTime, provided pin compatibility and voltage levels match. Verify equivalent jitter specifications and load capacitance requirements before substitution.