18QHTF21-20.2752-PD

Oscillators Overview

The 18QHTF21-20.2752-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 20.2752 MHz and utilizes LVCMOS output logic levels. The device is designed for a supply voltage of 1.8V and includes a standby or power-down control feature to manage power consumption. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm, suitable for surface-mount assembly in space-constrained electronic designs.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Features LVCMOS output compatibility
• Includes power-down functionality for energy management

Oscillators Applications

• Digital signal processing systems
• Communication equipment clocking
• Embedded microcontroller timing sources

Oscillators Procurement Notes

Verify the specific ordering suffix PD against the manufacturer's current datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure the 1.8V supply rail stability meets the component specifications before integration into the final assembly.

Oscillators Selection Notes

Select this model when a precise 20.2752 MHz reference is required in a minimal footprint. The LVCMOS interface ensures direct compatibility with standard digital logic families. Consider the power-down capability if system-level energy efficiency is a critical design constraint.

Oscillators Part Context

This component belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz frequency control products. The series offers various frequency options within a standardized small outline no-lead package format, providing consistent mechanical and electrical performance across different frequency variants.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 series variants with identical 2.0x1.6mm packaging and 1.8V LVCMOS specifications, provided the frequency requirement differs. Cross-reference part numbers such as 18QHTF21-31.796759-PD for functional similarity with different frequencies.