18QHTF21-70.200-OE

Overview

The 18QHTF21-70.200-OE is a 70.2 MHz crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a supply voltage of 1.8V and utilizes LVCMOS output logic with Enable/Disable functionality. The component is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm. This surface-mount device provides precise timing signals for digital circuits requiring low power consumption and small form factors.

Feature Summary

• Compact 2.0x1.6 mm surface-mount package design
• Low voltage operation at 1.8V supply
• LVCMOS output logic with enable/disable control

Applications

• Portable electronic devices
• Embedded systems
• Communication modules

Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to ensure correct frequency and package variant. Confirm that the OE suffix aligns with required lead time and availability constraints. Cross-reference the part number with official Mercury Electronics datasheets to validate electrical parameters before integration into production designs.

Selection Notes

Select this component when space-constrained designs require a 70.2 MHz clock source. Ensure the system supports 1.8V logic levels and can accommodate the enable/disable pin functionality. Compare load capacitance requirements against circuit layout to maintain frequency accuracy without additional external components.

Part Context

This oscillator belongs to the 18QHTF21 series from Mercury Electronics, designed for high-density PCB layouts. The series offers various frequencies within a standardized footprint, allowing designers to maintain consistent board architecture while adjusting clock speeds for different application needs.

Replacement Considerations

Direct substitutes include other 18QHTF21 series variants with matching 70.2 MHz frequency and 1.8V operation. Verify pin compatibility and thermal characteristics before swapping with similar models from alternative manufacturers.