18QHTF21-16.667-PD

Oscillators Overview

The 18QHTF21-16.667-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co., Ltd. It operates at a nominal frequency of 16.667 MHz and utilizes an LVCMOS output interface. The device functions with a supply voltage of 1.8V and includes a standby power-down mode for energy efficiency. It is housed in a compact 4-SMD, no lead package suitable for surface mount applications.

Oscillators Feature Summary

• Supports low-voltage operation at 1.8V
• Features LVCMOS output compatibility
• Includes standby power-down functionality

Oscillators Applications

• General electronic circuits requiring precise timing
• Embedded systems utilizing LVCMOS interfaces
• Portable devices requiring low-power oscillators

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before procurement. Confirm that the 1.8V supply voltage aligns with the target system design. Ensure the 4-SMD no lead package dimensions fit the PCB footprint constraints. Cross-reference the part number suffix to confirm the exact variant specifications.

Oscillators Selection Notes

Select this component when a 16.667 MHz clock signal is required within a 1.8V logic environment. Consider the LVCMOS output drive strength for signal integrity. Evaluate the thermal performance and stability requirements relative to the application environment. Compare package size constraints against available board space.

Oscillators Part Context

This model belongs to the 18QHTF21 series of crystal oscillators from Mercury Electronics. The series typically offers standard XO configurations with various frequency options. The 'PD' suffix indicates the inclusion of a power-down feature. This series targets applications needing reliable timing sources in compact form factors.

Oscillators Replacement Considerations

Direct substitutes include other 16.667 MHz LVCMOS oscillators in 4-SMD packages operating at 1.8V. Verify pinout compatibility and electrical parameters such as phase noise and jitter. Check if alternative manufacturers offer equivalent frequency stability and output drive characteristics.