18QHTF21-14.250-PD

Oscillators Overview

The 18QHTF21-14.250-PD is a 14.25 MHz crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a supply voltage of 1.8V and utilizes LVCMOS output logic. The device features a power-down function for standby mode control. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• Integrated power-down capability for energy management
• LVCMOS output interface compatibility
• Compact surface-mount footprint

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Communication systems utilizing standard clock signals
• Embedded timing circuits in consumer electronics

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before procurement. Ensure the 1.8V supply voltage aligns with the target circuit design. Confirm that the LVCMOS output levels are compatible with the receiving logic inputs to prevent signal integrity issues during integration.

Oscillators Selection Notes

Select this component when a 14.25 MHz reference clock is required with minimal power usage. The 1.8V operation makes it suitable for battery-powered applications. Consider the physical size constraints as the 2.0x1.6mm package is small. Verify thermal performance if operating near maximum temperature limits.

Oscillators Part Context

This part belongs to the QHTF21 series from Mercury Electronics, designed for general-purpose timing applications. The series offers various frequencies and voltage options. The 'PD' suffix indicates the inclusion of a power-down pin, allowing for active standby modes to extend battery life in portable equipment designs.

Oscillators Replacement Considerations

Direct substitutes include other 14.25MHz 1.8V LVCMOS oscillators in 2.0x1.6mm packages. Check equivalent models from manufacturers like Epson or NDK. Ensure pinout compatibility and electrical specifications match exactly to avoid redesign.