18QHTF21-10.356-OE

Overview

The 18QHTF21-10.356-OE is a 10.356 MHz crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a supply voltage of 1.8V and features an LVCMOS output logic level. The device includes an Enable/Disable control function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm. This component belongs to the QHTF series, which offers various hermetic ceramic leadless SMD packages and supports frequency ranges up to 200 MHz.

Feature Summary

• Integrated enable/disable functionality for active power control
• Compact 4-SMD no-lead surface mount package design
• LVCMOS output signal compatibility

Applications

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

Procurement Notes

Verify the specific ordering suffix against official Mercury Electronics documentation to confirm the exact output type and package variant. Ensure that the 1.8V supply requirement aligns with your system design before procurement. Cross-reference the part number with authorized distributors to avoid counterfeit components. Confirm RoHS compliance status through the manufacturer's latest datasheet or certification documents prior to finalizing orders.

Selection Notes

Select this component when a precise 10.356 MHz reference is required in space-constrained applications. The 1.8V operation makes it suitable for modern low-voltage digital systems. Consider the enable pin feature if dynamic power saving is necessary. Compare physical dimensions against PCB layout constraints to ensure the 2.0x1.6 mm footprint fits adequately within the assembly area without interfering with adjacent components.

Part Context

This oscillator is part of the QHTF family from Mercury Electronics, a supplier specializing in quartz crystals and timing solutions since 1973. The company is recognized as a pioneer in Taiwan's crystal industry. The QHTF series provides multiple hermetic ceramic leadless options, catering to diverse industrial and commercial timing needs with high reliability and stability standards.

Replacement Considerations

Direct substitutes include other 10.356 MHz LVCMOS oscillators in similar 2.0x1.6 mm packages from compatible manufacturers. Verify electrical parameters such as supply voltage and output swing before substitution. Check mechanical tolerance and pinout compatibility to ensure seamless integration into existing designs without rework.