18QHTF21-2.5396-PD

Oscillators Overview

The 18QHTF21-2.5396-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 2.5396 MHz with a 1.8V supply voltage. The device utilizes LVCMOS output logic and features a Standby (Power Down) control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Oscillators Feature Summary

• LVCMOS output interface for digital signal compatibility
• Integrated standby control for power management
• Compact surface-mount package design

Oscillators Applications

• Battery-powered portable devices
• Low voltage digital systems requiring stable clock signals
• General electronic equipment needing precise timing

Oscillators Procurement Notes

Verify the specific suffix 'PD' indicates the correct package type and lead configuration. Confirm the operating temperature range and load capacitance requirements match the target circuit design. Ensure the 1.8V supply voltage aligns with the system power rails before procurement.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside a specific 2.5396 MHz frequency. Consider the small 2.0x1.6mm footprint for space-constrained layouts. Evaluate the LVCMOS output drive strength against the input requirements of the connected load to ensure signal integrity.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount crystal oscillators from Mercury Electronics. The series offers various frequencies and supply voltages, typically designed for consumer electronics and portable applications where size and power consumption are critical factors.

Oscillators Replacement Considerations

Direct substitutes include other 18QHTF21 series variants with identical pinout and electrical characteristics but different frequencies, provided the frequency difference is acceptable for the application.