18QHTF21-15.520-PD

Oscillators Overview

The 18QHTF21-15.520-PD is a 15.52 MHz crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a supply voltage of 1.8V and features LVCMOS output logic levels. The device supports a Standby (Power Down) function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. This component is designed for applications requiring precise frequency generation in low-voltage digital systems.

Oscillators Feature Summary

• LVCMOS output interface for standard digital logic compatibility
• Integrated standby mode to reduce power consumption during idle periods
• Compact surface-mount form factor suitable for space-constrained designs

Oscillators Applications

• Digital signal processing circuits
• Communication equipment clock sources
• Embedded system timing references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package footprint matches your PCB layout specifications to avoid assembly issues.

Oscillators Selection Notes

Select this component when a 15.52 MHz reference is required in a 1.8V environment. Consider the LVCMOS output swing if interfacing with lower voltage logic families. Evaluate the thermal performance and stability requirements relative to the operating temperature range specified in the official datasheet.

Oscillators Part Context

Mercury Electronics Ind. Co. Ltd specializes in frequency control products, including quartz crystals and oscillators. The 18QHTF21 series represents their line of surface-mount crystal oscillators designed for high reliability and precision timing applications in modern electronic devices.

Oscillators Replacement Considerations

Check for direct substitutes from Mercury Electronics or other manufacturers offering identical 15.52 MHz frequency, 1.8V operation, LVCMOS output, and 4-SMD 2.0x1.6mm package dimensions. Verify pinout compatibility and electrical characteristics before substitution.