18QHTF21-86.455-OE

Overview

The 18QHTF21-86.455-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a fixed frequency of 86.455 MHz and utilizes LVCMOS output logic. The device is designed for a supply voltage of 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0mm x 1.6mm.

Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes enable/disable functionality for power management
• Utilizes a surface-mount 4-SMD no-lead package design

Applications

• General clock signal generation in electronic circuits
• Timing reference for digital systems requiring 86.455 MHz
• Embedded applications utilizing 1.8V logic levels

Procurement Notes

Verify the specific operating voltage and load requirements against the target system design before procurement. Confirm that the 1.8V supply specification aligns with the application's power rails. Ensure the 4-SMD package footprint matches the PCB layout constraints. Cross-reference the part number suffix to confirm the exact frequency and logic type.

Selection Notes

Select this component when a precise 86.455 MHz timing source is required within a low-voltage 1.8V environment. The LVCMOS output is suitable for direct interfacing with standard digital logic families. Consider the small form factor for space-constrained designs. Verify thermal performance and stability requirements against the datasheet specifications.

Part Context

This oscillator belongs to the Mercury Electronics XO series, which provides standard frequency solutions. The 18QHTF21 series typically offers various frequencies and voltage options. This specific model is distinguished by its 86.455 MHz frequency and 1.8V operation, catering to modern low-power digital applications.

Replacement Considerations

Direct substitutes include other 86.455 MHz LVCMOS oscillators in 4-SMD packages from compatible manufacturers. Ensure replacement parts match the 1.8V supply requirement and pinout configuration. Verify that alternative components meet the same electrical and mechanical specifications.