18QHTF21-35.712-PD

Oscillators Overview

The 18QHTF21-35.712-PD is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 35.712 MHz and utilizes LVCMOS output logic. The device requires a 1.8V supply voltage and features a standby or power-down function for energy management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. This component is designed for applications requiring precise timing signals within portable electronic systems.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V for efficient power consumption
• Integrates a standby mode to reduce current draw when inactive
• Delivers stable LVCMOS clock signals for digital circuit synchronization

Oscillators Applications

• Battery-powered portable devices
• Communication equipment requiring precise timing
• Embedded systems utilizing LVCMOS interfaces

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your system design before procurement. Confirm that the 1.8V supply rail is stable and within the operational limits specified in the official datasheet. Ensure the PCB footprint matches the 2.0x1.6mm SMD package dimensions to guarantee proper soldering and mechanical stability during assembly processes.

Oscillators Selection Notes

Select this oscillator when a 35.712 MHz reference signal is required for LVCMOS-compatible circuits. Consider the 1.8V operating voltage constraint and the availability of a power-down feature for battery life optimization. Evaluate the thermal performance and size constraints of the 4-SMD package relative to the target application's spatial limitations and environmental conditions.

Oscillators Part Context

This component belongs to the 18QHTF21 series of surface-mount crystal oscillators from Mercury Electronic Ind. Co., Ltd. The series is characterized by small form factors and low power consumption, targeting modern portable electronics. The 'PD' suffix indicates the inclusion of a power-down control pin, allowing for active standby modes to enhance energy efficiency in mobile and handheld device designs.

Oscillators Replacement Considerations

Direct substitutes include other 35.712 MHz LVCMOS oscillators in 2.0x1.6mm packages with 1.8V operation. Verify pin compatibility and electrical specifications such as jitter and phase noise before substitution.