18QHTF21-20.8286-PD

Oscillators Overview

The 18QHTF21-20.8286-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 20.8286 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 function to manage energy consumption. It is housed in a compact 4-SMD, No Lead package, suitable for surface-mount applications requiring precise timing signals.

Oscillators Feature Summary

• Supports LVCMOS output interface for digital circuit compatibility
• Includes standby mode functionality for power management
• Utilizes a leadless SMD package for surface mounting

Oscillators Applications

• Digital signal processing systems
• Communication equipment timing references
• Embedded microcontroller clock sources

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your system design before procurement. Confirm that the 1.8V supply voltage aligns with your target platform's power rails. Ensure the 4-SMD no-lead package footprint matches your PCB layout constraints. Cross-reference the manufacturer datasheet for thermal and electrical specifications to guarantee reliable operation under intended environmental conditions.

Oscillators Selection Notes

Select this component when a stable 20.8286 MHz reference is required for low-voltage digital logic. The LVCMOS output ensures direct interfacing with standard CMOS inputs without additional level shifting. Consider the standby feature if power efficiency is critical during idle periods. Validate that the operating temperature range meets your application's environmental demands prior to final selection.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. is a recognized manufacturer of frequency control products with a history dating back to 1973. As a pioneer in the quartz crystal industry in Taiwan, the company produces various oscillators and resonators. This model belongs to their series of surface-mount crystal oscillators designed for consumer and industrial electronics.

Oscillators Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. When seeking alternatives, ensure the replacement offers identical frequency, voltage, output type, and package dimensions. Verify that any substitute maintains compatible performance characteristics for your specific timing requirements.