18QHTF21-19.3125-OE

Oscillators Overview

The 18QHTF21-19.3125-OE is a standard crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a fixed frequency of 19.3125 MHz and utilizes LVCMOS output logic levels. The device is powered by a single 1.8V supply voltage and includes an enable/disable control function for power management. It is housed in a compact 4-SMD, No Lead surface-mount package, designed for integration into space-constrained electronic circuits requiring precise clock signals.

Oscillators Feature Summary

• Supports LVCMOS output interface for digital logic compatibility
• Features integrated enable/disable pin for active power control
• Utilizes a leadless SMD package for automated surface-mount assembly

Oscillators Applications

• Digital signal processing clock sources
• Communication equipment timing references
• Embedded system master clocks

Oscillators Procurement Notes

Verify the specific suffix 'OE' against the manufacturer's current datasheet to confirm the exact packaging configuration and tape-and-reel specifications. Ensure the 1.8V supply voltage aligns with the target circuit design before procurement. Cross-reference the part number with official distributor catalogs to validate availability and lot traceability requirements.

Oscillators Selection Notes

Select this component when a 19.3125 MHz reference is required with low-voltage operation. The LVCMOS output is suitable for direct interfacing with standard digital logic families. Consider the physical dimensions of the 4-SMD package during PCB layout planning to ensure adequate clearance and soldering reliability.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. is a recognized manufacturer of frequency control products with extensive experience in quartz crystal technology. This oscillator belongs to their series of standard XO devices, providing reliable timing solutions for various industrial and commercial applications.

Oscillators Replacement Considerations

Consult official substitution lists from Mercury Electronics or authorized distributors to identify compatible alternatives. Verify that any substitute matches the 19.3125 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD package footprint.