18QHTF21-2.800-PD

Oscillators Overview

The 18QHTF21-2.800-PD is a 2.8 MHz crystal oscillator (XO) manufactured by Mercury Electronics Ind. Co. Ltd. It utilizes LVCMOS output logic and operates with a 1.8V supply voltage. The device features a power-down mode for standby functionality. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.0x1.6 mm. This component is designed for precision frequency generation in electronic circuits requiring low power consumption.

Oscillators Feature Summary

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

Oscillators Applications

• Battery-powered portable devices
• Low-power embedded systems
• Digital signal processing circuits

Oscillators Procurement Notes

Verify the specific ordering suffix PD against the manufacturer's latest documentation to ensure correct pinout and electrical specifications. Confirm that the 1.8V supply requirement aligns with your system's power rails. Check for any recent revisions to the datasheet regarding thermal or mechanical tolerances before finalizing procurement.

Oscillators Selection Notes

Select this component when a 2.8 MHz reference clock is required with minimal power draw. Ensure the host circuit supports LVCMOS signaling levels. The small footprint makes it suitable for space-constrained designs. Verify that the operating temperature range meets the environmental requirements of the target application.

Oscillators Part Context

This part belongs to the 18QHTF21 series of surface-mount oscillators from Mercury Electronics. The series offers various frequencies and supply voltages. The PD suffix typically indicates a specific package type or feature set defined by the manufacturer. These oscillators are known for stability and low noise performance in timing applications.

Oscillators Replacement Considerations

Direct substitutes include other 2.8 MHz LVCMOS oscillators in 4-SMD packages with 1.8V operation. Verify pin-to-pin compatibility and frequency tolerance. Alternative models from the same family may offer different power-down behaviors or stability ratings.