18QHTF21-37.209-PD

Oscillators Overview

The 18QHTF21-37.209-PD is a 37.209 MHz crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a supply voltage of 1.8V and utilizes LVCMOS output logic. The component features a compact 4-SMD, no-lead package with dimensions of 2.0 x 1.6 mm. It includes a standby or power-down function for energy management. The device is designed for standard frequency applications within the specified operating temperature range.

Oscillators Feature Summary

• LVCMOS output logic interface
• Standby power-down capability
• Compact 4-SMD surface-mount package

Oscillators Applications

• General-purpose clock signal generation
• Embedded system timing references
• Consumer electronics circuit boards

Oscillators Procurement Notes

Verify the specific frequency tolerance and load capacitance requirements against the official datasheet before integration. Confirm that the 1.8V supply voltage aligns with the target system's power rails. Ensure the 4-SMD footprint matches the PCB design guidelines. Check for RoHS compliance status if required by project specifications.

Oscillators Selection Notes

Select this component when a low-voltage 1.8V operation is required alongside a small form factor. The LVCMOS output is suitable for direct interfacing with digital logic circuits. Consider the standby feature if power efficiency during idle states is a priority. Validate the 37.209 MHz frequency against the system clock requirements.

Oscillators Part Context

This part belongs to the Mercury Electronics XO series, characterized by standard performance levels. The model number indicates a specific frequency variant within the 18QHTF21 family. These oscillators are typically used in applications requiring precise timing signals from a reliable manufacturer with established industry presence since 1973.

Oscillators Replacement Considerations

Direct substitutes may include other 37.209 MHz LVCMOS oscillators in 4-SMD packages from different manufacturers. Ensure voltage compatibility and pinout alignment when considering alternatives. Verify that the replacement maintains the same standby functionality and physical dimensions.