18QHTF21-35.469-PD

Oscillators Overview

The 18QHTF21-35.469-PD is a 35.469 MHz crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It utilizes LVCMOS output logic and operates at a supply voltage of 1.8V. The device features a Standby (Power Down) control 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 low-voltage digital systems.

Oscillators Feature Summary

• LVCMOS output logic for standard digital interfacing
• Integrated standby mode for power reduction
• Compact surface-mount package design

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Communication modules utilizing LVCMOS interfaces
• Embedded systems needing precise clock synchronization

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure the 1.8V supply voltage aligns with your system's power rails. Confirm that the 4-SMD no-lead package footprint matches your PCB layout constraints. Check for any specific RoHS compliance documentation if required by your manufacturing standards.

Oscillators Selection Notes

Select this model when a 35.469 MHz frequency is strictly required alongside LVCMOS compatibility. Consider the 1.8V operating voltage to ensure compatibility with modern low-power logic families. The integrated power-down feature makes it suitable for battery-operated applications where standby current minimization is critical compared to continuous operation alternatives.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in quartz crystal frequency control products. The series typically offers various frequencies within a standardized small outline package format. Mercury Electronics has a long history in Taiwan's quartz crystal industry, providing reliable timing solutions for global electronics markets.

Oscillators Replacement Considerations

Direct substitutes must match the 35.469 MHz frequency, LVCMOS output, 1.8V supply, and 2.0x1.6mm 4-SMD package. Verify pinout compatibility and electrical characteristics such as jitter and phase noise before substitution.