18QHTF21-100.312-OE

Overview

The 18QHTF21-100.312-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 100.312 MHz and utilizes LVCMOS output logic. The device functions on a 1.8V supply voltage and includes an enable/disable control feature for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm. The component supports a specific operating temperature range typical for commercial applications.

Feature Summary

• Integrates LVCMOS output logic for digital interface compatibility
• Features enable/disable pin control for active power management
• Utilizes a lead-free surface-mount package design

Applications

• High-speed data communication interfaces
• Clock generation for digital signal processors
• Network equipment timing circuits

Procurement Notes

Verify the exact operating temperature range and load capacitance requirements against the official datasheet before integration. Confirm that the 1.8V supply voltage aligns with the target system's power rails. Ensure the 4-SMD footprint matches the PCB layout constraints. Check RoHS compliance status if environmental regulations apply to the final assembly.

Selection Notes

Select this component when a precise 100.312 MHz clock source is required for LVCMOS-compatible digital circuits. The low-profile 2.0x1.6mm package suits space-constrained designs. Consider the enable/disable functionality if dynamic power saving is necessary. Validate that the supply voltage tolerance meets the 1.8V specification under all operating conditions.

Part Context

This part belongs to the QHTF series of standard oscillators from Mercury Electronics. The series offers various frequencies within a small form factor. Mercury Electronics specializes in quartz crystals and timing components, providing solutions for consumer electronics and industrial applications. The 18QHTF21 variant specifically targets high-frequency needs in compact packages.

Replacement Considerations

Direct substitutes include other 100.312 MHz XO parts with identical 1.8V LVCMOS specifications and 4-SMD footprints. Verify pinout compatibility and electrical parameters before swapping. Cross-reference with similar Mercury Electronics models or industry-standard equivalents ensuring matching frequency and package dimensions.