18QHTF21-28.192-PD

Oscillators Overview

The 18QHTF21-28.192-PD is a standard crystal oscillator manufactured by Mercury Electronic Ind. Co., Ltd. It operates at a nominal frequency of 28.192 MHz and utilizes LVCMOS output logic. The device supports a supply voltage of 1.8V and includes a standby or power-down function for energy management. It is housed in a compact 4-SMD, no-lead package with dimensions of 2.0x1.6mm. This component is designed for timing applications requiring precise clock signals in space-constrained electronic systems.

Oscillators Feature Summary

• LVCMOS output logic for digital interface compatibility
• Integrated standby mode to reduce power consumption
• Compact 4-SMD no-lead surface mount package

Oscillators Applications

• General purpose timing circuits
• Embedded system clock generation
• Consumer electronics devices

Oscillators Procurement Notes

Verify the specific datasheet from Mercury Electronic Ind. Co., Ltd. to confirm exact electrical parameters such as frequency stability, load capacitance, and operating temperature range before integration. Ensure the 1.8V supply requirement aligns with your system design. Check for any specific handling instructions related to the small 4-SMD package during assembly.

Oscillators Selection Notes

Select this oscillator when a 28.192 MHz clock signal is required with low voltage operation. Consider the 1.8V supply constraint and the need for a power-down feature. The small 2.0x1.6mm footprint makes it suitable for dense PCB layouts. Verify that LVCMOS output levels are compatible with the receiving logic inputs of your target application.

Oscillators Part Context

Mercury Electronic Ind. Co., Ltd. is a Taiwan-based manufacturer specializing in frequency control products, including quartz crystals and oscillators. The company has a history dating back to 1973 and is recognized as an early pioneer in the Taiwanese quartz crystal industry. This part belongs to their line of standard XO components.

Oscillators Replacement Considerations

Direct substitutes may include other 28.192 MHz LVCMOS oscillators in a 4-SMD 2.0x1.6mm package with 1.8V operation. Verify pinout compatibility and electrical specifications against the original datasheet. No specific alternative part numbers are confirmed in public documentation.