18QHTF21-32.778533-OE

Oscillators Overview

The 18QHTF21-32.778533-OE is a quartz crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a nominal frequency of 32.778533 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications with a supply voltage of 1.8V. It features an enable/disable control function to manage power consumption. The component is housed in a compact 4-SMD surface-mount package, suitable for space-constrained electronic designs requiring precise timing signals.

Oscillators Feature Summary

• LVCMOS output logic for standard digital interface compatibility
• Integrated enable/disable functionality for power management
• Compact 4-SMD surface-mount package design

Oscillators Applications

• Low-power portable electronic devices
• Real-time clock circuits
• Embedded systems requiring precise timing references

Oscillators Procurement Notes

Verify the specific ordering suffix and package dimensions against the official datasheet before procurement. Ensure that the 1.8V supply voltage requirements align with the target system design. Confirm availability of the enable/disable pin configuration if power control is critical for the application. Cross-reference the part number with manufacturer documentation to avoid substitution errors.

Oscillators Selection Notes

Select this oscillator when a 32.778533 MHz frequency is required for real-time counting or synchronization tasks. Consider the 1.8V operating voltage and LVCMOS output levels to ensure compatibility with downstream logic gates. Evaluate the 4-SMD footprint against PCB layout constraints. Verify that the enable/disable feature meets the system's power efficiency goals.

Oscillators Part Context

This component belongs to Mercury Electronics' series of surface-mount crystal oscillators. The brand has extensive experience in quartz crystal manufacturing, providing reliable frequency control solutions. The 18QHTF21 series typically offers standard performance characteristics suitable for general-purpose timing applications in consumer and industrial electronics.

Oscillators Replacement Considerations

Check for direct substitutes with identical frequency, voltage, and package specifications. Ensure any replacement maintains LVCMOS output and enable/disable functionality. Verify thermal and electrical compatibility with existing circuit designs before swapping components.