18QHTF21-13.505-OE

Overview

The 18QHTF21-13.505-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 13.505 MHz with an LVCMOS output logic level. The device supports a supply voltage of 1.8V and includes enable/disable functionality. It features a frequency stability of ±50ppm and functions within an operating temperature range of -40°C to 85°C. The component is housed in a compact 4-SMD, No Lead package.

Feature Summary

• Supports enable and disable control for power management
• Provides stable timing signals via LVCMOS output
• Designed for operation across extended industrial temperature ranges

Applications

• Timing and clock signal generation in electronic devices
• Embedded systems requiring precise frequency references
• Consumer electronics utilizing low-voltage interfaces

Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Confirm that the 1.8V supply voltage aligns with your system's power rails. Ensure the 4-SMD no-lead package dimensions fit within your PCB layout constraints. Check for RoHS compliance status if required by your manufacturing standards. Validate the operating temperature range suitability for your intended environment.

Selection Notes

Select this oscillator when a 13.505 MHz reference is required with low voltage operation. Consider the ±50ppm stability for applications needing moderate precision. The enable pin offers flexibility for power-sensitive designs. Evaluate the thermal performance to ensure reliability within the specified -40°C to 85°C range. Compare package size against available board space.

Part Context

This component belongs to the QHTF series of surface-mount crystal oscillators from Mercury Electronics. The series typically offers various frequencies and voltage options. The 'OE' suffix often denotes specific packaging or environmental compliance variations. This model represents a standard configuration within their portfolio of timing solutions.

Replacement Considerations

Direct substitutes must match the 13.505 MHz frequency, 1.8V supply, and LVCMOS output. Verify pin compatibility and package dimensions for seamless integration. Check if alternative manufacturers offer equivalent stability and temperature ratings.