18QHTF21-15.900-PD

Oscillators Overview

The 18QHTF21-15.900-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 15.9 MHz and utilizes LVCMOS output logic levels. The device is designed for low-power applications, featuring a supply voltage of 1.8V and an integrated standby or power-down function to minimize energy consumption during idle periods. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm, suitable for surface-mount assembly on printed circuit boards.

Oscillators Feature Summary

• LVCMOS output interface for digital signal compatibility
• Integrated standby mode for power reduction
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

• Portable electronic devices requiring low power consumption
• Communication systems utilizing standard clock signals
• Embedded control circuits needing precise timing references

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the target application design before procurement. Confirm that the 1.8V supply voltage aligns with the system power rails. Ensure the 4-SMD package footprint matches the PCB layout specifications to guarantee proper soldering and mechanical stability during operation.

Oscillators Selection Notes

Select this component when a 15.9 MHz clock source is required with strict power constraints. The LVCMOS output ensures direct interfacing with compatible digital logic without additional level shifting. Consider the standby feature if power management is critical. Verify environmental operating conditions meet the datasheet specifications for temperature range and stability.

Oscillators Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, which specializes in frequency control products. The series offers various frequencies within a standardized 2.0x1.6mm package. Mercury Electronics has established expertise in quartz crystal manufacturing, providing reliable timing solutions for industrial and consumer electronics markets globally.

Oscillators Replacement Considerations

Direct substitutes include other 15.9 MHz LVCMOS oscillators in identical 4-SMD packages with matching 1.8V supply and standby functionality. Verify pinout compatibility and electrical parameters such as phase noise and jitter before substitution to ensure system performance integrity.