ECS-196.6-20-4X

Crystals Overview

The ECS-196.6-20-4X is a fundamental mode quartz crystal oscillator manufactured by ECS Inc. It operates at a nominal frequency of 19.6608 MHz with a tolerance of ±30 ppm and stability of ±50 ppm. The component features a load capacitance of 20 pF and an equivalent series resistance (ESR) of 40 Ohms. It utilizes the HC-49/US package style for through-hole mounting. The device is designed for bulk packaging and supports a wide operating temperature range from -40°C to +85°C, ensuring reliable performance in various electronic applications requiring precise timing.

Crystals Feature Summary

• Fundamental mode oscillation for stable frequency generation
• Through-hole mounting via HC-49/US package style
• Wide operating temperature range capability

Crystals Applications

• Microcontroller clock sources
• Communication equipment timing circuits
• Digital signal processing systems

Crystals Procurement Notes

Verify the specific ordering suffix against official ECS documentation to confirm exact electrical parameters and mechanical dimensions. Ensure compatibility with existing circuit load capacitance requirements. Confirm RoHS compliance status if required for your manufacturing process. Check datasheet revisions for any updates to stability or tolerance specifications before finalizing procurement.

Crystals Selection Notes

Select this component when a fundamental mode crystal with 20pF load capacitance is required. Verify that the 40 Ohm ESR matches your oscillator circuit design constraints. Ensure the HC-49/US form factor fits the PCB layout. Confirm that the ±30ppm tolerance meets the system's frequency accuracy needs across the specified temperature range.

Crystals Part Context

This part belongs to the ECS Inc. family of general-purpose quartz crystals. It is commonly used in consumer electronics and industrial control systems where cost-effective, reliable timing solutions are needed. The HC-49/US package is a standard industry format widely supported by automated assembly equipment.

Crystals Replacement Considerations

Cross-reference with other manufacturers offering 19.6608 MHz crystals in HC-49/US packages. Verify identical load capacitance (20pF), ESR (40 Ohms), and tolerance (±30ppm) specifications. Ensure mechanical footprint compatibility for direct replacement without PCB redesign.