SXTHM220AA074-20.000M

Crystals Overview

The SXTHM220AA074-20.000M is a 20 MHz fundamental mode crystal oscillator manufactured by Suntsu Electronics, Inc. It features a ±50ppm frequency tolerance and a load capacitance of 20pF. The unit exhibits an equivalent series resistance (ESR) of 30 Ohms. This component utilizes the HC-49/US package configuration for surface mount applications. It operates within a temperature range of 0°C to 70°C.

Crystals Feature Summary

• Fundamental operating mode for stable frequency generation
• Surface mount compatibility with standard HC-49/US form factor
• Commercial grade thermal stability for general electronic use

Crystals Applications

• Consumer electronics timing circuits
• Industrial control system clocks
• General purpose microcontroller oscillators

Crystals Procurement Notes

Verify the specific suffix 'M' against the manufacturer's official datasheet to confirm the exact pinout and termination style. Ensure the required load capacitance matches the target circuit design specifications before integration. Cross-reference the RoHS status with current regulatory requirements for the intended market.

Crystals Selection Notes

Select this component when a 20 MHz reference signal is required in a surface mount environment. The HC-49/US package allows for automated placement processes. Consider the ±50ppm tolerance limit relative to the system's clock accuracy requirements. Verify that the 30 Ohm ESR aligns with the oscillator circuit's drive level constraints.

Crystals Part Context

This part belongs to the SXTHM220AA074 series from Suntsu Electronics, Inc., which offers various frequency options within the same physical package. The series provides standardized dimensions for easy PCB layout reuse across different product lines requiring distinct clock frequencies.

Crystals Replacement Considerations

Direct substitutes include other 20 MHz crystals in the HC-49/US SMD package with matching 20pF load capacitance and similar ESR values. Verify pin compatibility and mounting orientation when swapping manufacturers.