SXTHM212DC174-20.000M

Crystals Overview

The SXTHM212DC174-20.000M is a 20 MHz fundamental mode crystal oscillator manufactured by Suntsu Electronics, Inc. It operates within a commercial temperature range of -20°C to +70°C with a frequency tolerance of ±30 ppm. The component features a load capacitance of 12 pF and an equivalent series resistance (ESR) of 30 Ohms maximum. It utilizes the HC-49/US package style for through-hole mounting.

Crystals Feature Summary

• Fundamental resonance mode operation
• Commercial grade temperature stability
• Standardized mechanical housing

Crystals Applications

• Microcontroller clock sources
• Digital signal processing timing
• Communication interface synchronization

Crystals Procurement Notes

Verify the specific suffix codes against the manufacturer datasheet to confirm exact tolerance and load capacitance requirements. Ensure the HC-49/US footprint matches the target PCB design. Cross-reference the operating temperature range with system environmental specifications to guarantee reliability under all expected conditions.

Crystals Selection Notes

Select this component when a 20 MHz reference with ±30 ppm accuracy is required for standard digital circuits. The HC-49/US package suits applications needing robust mechanical mounting. Consider the 30 Ohm ESR limit to ensure proper oscillation startup in the host circuit design.

Crystals Part Context

This part belongs to the SXTHM212 series of parallel resonant crystals. The series offers various frequency options and package variants from Suntsu Electronics. The DC174 suffix typically denotes specific electrical parameters and packaging details within this product line.

Crystals Replacement Considerations

Direct substitutes include other 20 MHz crystals with identical 12 pF load capacitance and ≤30 Ohm ESR in HC-49/US packages. Verify pin compatibility and thermal characteristics before swapping manufacturers.