18QHTF21-21.250-OE

Oscillators Overview

The 18QHTF21-21.250-OE is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a frequency of 21.25 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. This component is designed for applications requiring precise timing signals in space-constrained electronic systems.

Oscillators Feature Summary

• Integrates LVCMOS output logic for standard digital interface compatibility
• Features an enable/disable pin to facilitate efficient power management strategies
• Utilizes a compact surface-mount package design to minimize PCB footprint

Oscillators Applications

• High-reliability embedded systems requiring precise clock synchronization
• Portable electronic devices utilizing low-voltage power architectures
• Compact consumer electronics where board space optimization is critical

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct voltage and enable functionality. Confirm that the 4-SMD no-lead package matches your assembly requirements. Cross-reference the exact part number with authorized distributors to avoid counterfeit components. Ensure the operating temperature range aligns with your system's environmental specifications before finalizing procurement.

Oscillators Selection Notes

Select this component when a low-profile oscillator with integrated power control is required. The 1.8V supply voltage makes it suitable for modern low-power digital circuits. Consider the 2.0x1.6mm footprint constraints during layout design. Verify that LVCMOS output levels are compatible with the receiving logic inputs of your target application circuitry.

Oscillators Part Context

This model belongs to the Mercury Electronic Ind. Co., Ltd. family of quartz crystal oscillators. The company specializes in frequency-control solutions including crystals, filters, and various oscillator types. The 18QHTF series represents their surface-mount XO offerings designed for high-volume manufacturing and reliability standards in global electronics supply chains.

Oscillators Replacement Considerations

Direct substitutes include the 18QHTF21-21.250-PD variant from the same manufacturer line. Both share identical core electrical characteristics and package dimensions. Verify pinout compatibility and enable signal polarity when swapping between different suffix variants within the product family.