18QHTF21-13.496-OE

Overview

The 18QHTF21-13.496-OE is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a nominal frequency of 13.496 MHz with LVCMOS output logic. The device supports a supply voltage range typically including 1.8V and features an enable/disable control function. It is housed in a compact 4-SMD, no lead surface mount package with dimensions of 2.0mm x 1.6mm. The unit is designed for industrial temperature ranges, ensuring stability across varying environmental conditions.

Feature Summary

• Integrated enable and disable control functionality for power management
• Compact 4-SMD no lead surface mount package design
• LVCMOS output logic compatibility
• Industrial grade temperature rating

Applications

• Embedded systems requiring precise clock timing
• Consumer electronics with space constraints
• Industrial control modules
• Communication equipment signal processing

Procurement Notes

Verify the specific suffix 'OE' against official Mercury Electronics documentation to confirm the enable/disable feature and exact electrical parameters. Ensure the operating voltage matches the system requirement, as variants exist for different supply levels. Cross-reference the package dimensions with the mechanical drawing to confirm fitment on the PCB footprint.

Selection Notes

Select this component when a small form factor oscillator with active low-power control is required. The 13.496 MHz frequency is suitable for specific baud rate generation or reference clock applications. Consider the LVCMOS interface compatibility with the target microcontroller or FPGA before finalizing the design choice.

Part Context

This part belongs to the 18QHTF21 series from Mercury Electronics, a manufacturer specializing in quartz crystals and oscillators. The series offers various frequencies and packages, with the 18QHTF21 specifically denoting a 2.0x1.6mm SMD footprint. The brand has established expertise in Taiwan's frequency control industry since 1973.

Replacement Considerations

Direct substitutes include other 13.496 MHz LVCMOS oscillators in 2.0x1.6mm packages from manufacturers like Epson or SiTime. Verify pinout compatibility and voltage tolerance. Check if the replacement supports the same enable/disable logic level and current consumption requirements.