18QHTF21-10.173958-OE

Overview

The 18QHTF21-10.173958-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a frequency of 10.173958 MHz and utilizes LVCMOS output logic levels. The device functions with a supply voltage of 1.8V and includes an enable/disable control pin for power management. It is housed in a compact 4-SMD, No Lead package with dimensions of 3.2x2.5 mm, designed for surface-mount applications.

Feature Summary

• Features LVCMOS output signal compatibility for digital circuit integration
• Includes enable/disable functionality for active power management
• Utilizes a small form factor SMD package for space-constrained designs

Applications

• Timing and clock signal generation in electronic devices
• Embedded systems requiring precise frequency references
• Consumer electronics utilizing low-voltage logic interfaces

Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to ensure correct frequency tolerance and load capacitance specifications. Confirm that the enable pin configuration matches the target system's control logic requirements before finalizing procurement orders.

Selection Notes

Select this component when a 1.8V supply voltage and LVCMOS interface are required. Ensure the 3.2x2.5 mm footprint fits the PCB layout constraints. Verify that the enable pin feature aligns with the system's power sequencing strategy.

Part Context

This part belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series offers various frequencies and package sizes, providing standardized timing solutions for modern electronic applications requiring low profile and reliable performance.

Replacement Considerations

Cross-reference with other 10.173958 MHz LVCMOS oscillators in the same package size. Verify electrical parameter compatibility including voltage, current consumption, and pinout assignments before substituting.