18QHTF21-3.512-PD

Oscillators Overview

The 18QHTF21-3.512-PD is a standard crystal oscillator manufactured by Mercury Electronics Ind. Co. Ltd. It operates at a fixed frequency of 3.512 MHz and utilizes LVCMOS output logic. The device is designed for low-power applications, featuring a supply voltage of 1.8V and a standby power-down mode. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0 x 1.6 mm. This component is suitable for portable electronics requiring precise timing signals.

Oscillators Feature Summary

• Supports LVCMOS output logic for digital interface compatibility
• Includes standby power-down functionality to reduce consumption
• Utilizes a compact 4-SMD no-lead surface mount package

Oscillators Applications

• Battery-powered portable devices
• Digital communication systems
• Microcontroller clock sources

Oscillators Procurement Notes

Verify the specific ordering suffix against the manufacturer's current documentation to ensure correct frequency and package configuration. Confirm that the LVCMOS output type matches the target circuit requirements. Check for any recent updates to the datasheet regarding operating temperature ranges or electrical specifications before finalizing procurement decisions.

Oscillators Selection Notes

Select this component when a 3.512 MHz clock signal is required for LVCMOS-compatible circuits. The 1.8V supply voltage makes it appropriate for low-voltage digital systems. Consider the small 2.0x1.6 mm footprint for space-constrained designs. Ensure the operating temperature range meets the environmental conditions of the intended application.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series offers various frequencies with consistent packaging and electrical characteristics. The 'PD' suffix typically indicates specific performance or packaging variations within the product line. These oscillators are designed for general-purpose timing applications in consumer and industrial electronics.

Oscillators Replacement Considerations

Direct substitutes must match the 3.512 MHz frequency, LVCMOS output, 1.8V supply, and 4-SMD no-lead package. Verify pinout compatibility and electrical parameters such as load capacitance and drive strength. Consult official cross-reference lists from Mercury Electronics for validated alternatives.