18QHTF21-26.601712-PD

Oscillators Overview

The 18QHTF21-26.601712-PD is a quartz crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 26.601712 MHz with an LVCMOS output logic level. The device functions on a 1.8V supply voltage and includes a standby or power-down feature for energy management. It is housed in a compact 4-SMD, no lead package suitable for surface mount applications. The component complies with RoHS standards and has a Moisture Sensitivity Level (MSL) rating of 1, indicating unlimited floor life under standard conditions.

Oscillators Feature Summary

• Supports low voltage operation at 1.8V with integrated power-down capability
• Provides precise frequency generation at 26.601712 MHz using LVCMOS signaling
• Utilizes a lead-free surface mount package design for automated assembly

Oscillators Applications

• Digital signal processing systems requiring stable clock sources
• Communication equipment utilizing LVCMOS interfaces
• Portable electronic devices necessitating low power consumption modes

Oscillators Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required frequency tolerance and load capacitance specifications. Confirm that the 4-SMD no lead package dimensions align with the target PCB footprint. Check for updated environmental compliance documentation to ensure adherence to current regional regulations regarding restricted substances. Validate the MSL rating against reflow soldering profiles used in the manufacturing process.

Oscillators Selection Notes

Choose this model when a fixed frequency of 26.601712 MHz is strictly required for system synchronization. The LVCMOS output is appropriate for direct interfacing with digital logic families operating at 1.8V. Consider the power-down feature if the application demands significant energy savings during idle periods. Ensure the operating temperature range meets the environmental conditions of the intended deployment site.

Oscillators Part Context

This component belongs to the QHTF series of oscillators from Mercury Electronics Ind. Co. Ltd. The manufacturer specializes in frequency control products and quartz crystals. The series typically offers various frequencies within a standardized package format. This specific part number denotes a unique frequency setting within the broader product line designed for consumer and industrial electronics.

Oscillators Replacement Considerations

Direct substitutes must match the 26.601712 MHz frequency, 1.8V supply, and LVCMOS output type. Verify pinout compatibility for the 4-SMD no lead configuration. Cross-reference electrical parameters such as phase noise and jitter if the application requires strict timing accuracy. Consult official distributor databases for equivalent parts from other manufacturers.