18QHTF21-75.530-OE

Overview

The 18QHTF21-75.530-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 75.53 MHz and utilizes LVCMOS output logic levels. The device is designed for low-voltage applications, requiring 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, No Lead package with dimensions of 2.0mm x 1.6mm. This surface-mount configuration facilitates automated assembly and integration into space-constrained electronic designs.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes enable/disable functionality for power management
• Compact 4-SMD no-lead package design for surface mounting

Applications

• General-purpose clock signal generation in embedded systems
• Timing reference sources for microprocessors and FPGAs
• Digital communication equipment requiring stable frequency references

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target circuit design before procurement. Confirm that the 1.8V supply voltage aligns with the system's power rails. Ensure the PCB footprint matches the 2.0x1.6mm SMD package dimensions to prevent soldering defects. Check for RoHS compliance status if environmental regulations apply to the final product assembly.

Selection Notes

Select this component when a precise 75.53 MHz timing source is required within a limited board area. The 1.8V operating voltage makes it suitable for modern low-power digital circuits. Consider the enable pin feature if dynamic power saving is necessary during idle states. Evaluate thermal performance and stability requirements against the specified operating temperature range to ensure reliability under varying environmental conditions.

Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, which focuses on small-form-factor timing solutions. The series typically offers various frequencies and voltage options to support diverse consumer and industrial electronics. Mercury Electronic Ind. Co., Ltd. specializes in quartz crystals and oscillators, providing components for frequency control applications across multiple technology sectors.