20M20PI/49SMT

Crystals Overview

The YIC 20M20PI/49SMT is a surface-mount quartz crystal resonator operating at a fundamental frequency of 20 MHz. It features a load capacitance of 20 pF and an equivalent series resistance (ESR) of 40 Ohms. The component utilizes the HC-49/US package form factor, designed for SMD applications. Frequency tolerance is specified at ±30 ppm. This device serves as a precise timing reference element within electronic circuits requiring stable oscillation.

Crystals Feature Summary

• Surface-mount construction for automated assembly
• Quartz resonator technology for frequency stability
• Standardized HC-49/US package profile

Crystals Applications

• Microcontroller clock inputs
• Communication module timing references
• Industrial control system oscillators

Crystals Procurement Notes

Verify manufacturer authenticity through authorized channels. Confirm RoHS compliance status via official documentation. Ensure storage conditions meet moisture sensitivity level requirements. Validate part marking against datasheet specifications prior to installation.

Crystals Selection Notes

Select based on required frequency stability and package compatibility. Consider load capacitance matching with circuit design parameters. Evaluate ESR constraints for oscillator circuit efficiency. Verify temperature range suitability for operational environment.

Crystals Part Context

This component belongs to YIC's standard crystal lineup. It provides basic timing functions for digital electronics. The HC-49/US variant offers a compact footprint compared to through-hole equivalents. It supports general-purpose timing applications in consumer and industrial devices.

Crystals Replacement Considerations

Cross-reference with other 20 MHz SMD crystals featuring 20 pF load capacitance. Verify pinout compatibility and mechanical dimensions. Check frequency tolerance and ESR specifications for circuit equivalence.