18QHTF21-28.416-PD

Oscillators Overview

The 18QHTF21-28.416-PD is a standard crystal oscillator (XO) manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a nominal frequency of 28.416 MHz and utilizes LVCMOS output logic. The device is designed for low-voltage applications, featuring a supply voltage of 1.8V. It includes a standby or power-down function to manage energy consumption. The component is housed in a compact 4-SMD, No Lead package, suitable for surface-mount assembly on printed circuit boards.

Oscillators Feature Summary

• Supports LVCMOS output logic levels
• Includes standby and power-down functionality
• Operates on a 1.8V supply voltage

Oscillators Applications

• Battery-powered portable devices
• Low-power embedded systems
• Digital signal processing circuits

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your system design before procurement. Ensure that the 1.8V supply rail is stable and within the specified operating range to maintain oscillator accuracy. Confirm that the PCB footprint matches the 4-SMD No Lead package dimensions provided in the official datasheet to ensure proper soldering and mechanical stability during assembly.

Oscillators Selection Notes

Select this component when a precise 28.416 MHz clock source is required with minimal power consumption. The LVCMOS interface ensures compatibility with standard digital logic families. Consider the 1.8V operation if the target system uses low-voltage rails. The integrated power-down feature makes it suitable for applications requiring active and sleep modes. Verify environmental temperature ranges meet the operational needs of the final product.

Oscillators Part Context

This part belongs to the Mercury Electronics 18QHTF series of surface-mount crystal oscillators. The series is characterized by low voltage operation and small form factors. Mercury Electronic Ind. Co., Ltd. has a long history in manufacturing quartz crystals and timing components. This specific model represents a standard XO variant optimized for cost-effective and space-constrained electronic designs.

Oscillators Replacement Considerations

Direct substitutes must match the 28.416 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD No Lead package. Check manufacturer-specific pinouts and electrical characteristics for compatibility.