18QHTF21-31.680-PD

Oscillators Overview

The 18QHTF21-31.680-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a frequency of 31.68 MHz with LVCMOS output logic and a supply voltage of 1.8V. The device features a power-down standby function and is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6mm.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Includes power-down standby capability for energy efficiency
• Utilizes LVCMOS output logic for digital interface compatibility

Oscillators Applications

• Embedded systems requiring precise timing references
• Consumer electronics with space constraints
• Industrial control modules needing stable clock signals

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against your circuit design before procurement. Ensure the 1.8V supply rail is stable to maintain oscillator performance. Confirm that the 4-SMD no-lead package footprint matches your PCB layout guidelines for proper soldering and reliability.

Oscillators Selection Notes

Select this component when a small form factor and low power consumption are critical. The 1.8V operating voltage makes it suitable for modern low-power digital circuits. Consider the LVCMOS output compatibility with your microcontroller or FPGA inputs to ensure signal integrity without additional level shifting.

Oscillators Part Context

This part belongs to Mercury Electronics' series of surface-mount crystal oscillators designed for high-volume consumer and industrial applications. The 18QHTF21 series emphasizes miniaturization and power efficiency, catering to devices where board space and battery life are primary design constraints.

Oscillators Replacement Considerations

Check for direct pin-compatible alternatives from Mercury Electronics with identical frequency and voltage specifications. Verify that any substitute maintains the same LVCMOS output type and package dimensions to avoid PCB redesign.