18QHTF21-15.777792-OE

Oscillators Overview

The 18QHTF21-15.777792-OE is a crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 15.777792 MHz and utilizes LVCMOS output logic levels. 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 surface-mount package with dimensions of 2.0mm x 1.6mm, suitable for space-constrained electronic designs.

Oscillators Feature Summary

• Supports LVCMOS output signal compatibility
• Features integrated enable/disable control functionality
• Operates on a 1.8V power supply rail

Oscillators Applications

• General purpose clock generation in embedded systems
• Timing reference for digital logic circuits
• Data communication interface synchronization

Oscillators Procurement Notes

Verify the specific part number suffix against official manufacturer documentation to confirm exact electrical characteristics and pinout configuration. Ensure that the selected variant matches the required operating temperature range and load capacitance specifications for the target application environment before finalizing procurement orders.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside precise timing accuracy. The small 2.0x1.6mm footprint makes it ideal for portable devices or high-density PCB layouts where space is limited. Confirm that the LVCMOS output swing aligns with the input requirements of the connected microcontroller or FPGA.

Oscillators Part Context

This model belongs to the 18QHTF21 series of standard crystal oscillators produced by Mercury Electronics. The series is characterized by its small form factor and low power consumption capabilities. Mercury Electronics has extensive experience in quartz crystal manufacturing, providing reliable frequency control solutions for various industrial and consumer electronics applications.

Oscillators Replacement Considerations

Direct substitutes must match the 15.777792 MHz frequency, 1.8V supply, LVCMOS output, and 4-SMD 2.0x1.6mm package dimensions. Verify pin compatibility and enable/disable logic polarity before swapping components to ensure circuit functionality remains intact.