402F20411CJR

Crystals Overview

The CTS-Frequency Controls 402F20411CJR is a surface-mount crystal operating at a fundamental frequency of 20.48 MHz. It features a frequency stability and tolerance of ±10ppm, with a load capacitance of 9pF and an equivalent series resistance (ESR) of 100 Ohms. The component utilizes a 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm x 0.55mm. Designed for base mode operation, it supports a temperature range of -20°C to +70°C and complies with RoHS3 standards.

Crystals Feature Summary

• Provides precise timing signals through fundamental mode quartz resonance
• Ensures stable frequency output within tight tolerance limits
• Supports automated assembly via compact surface-mount packaging

Crystals Applications

• Digital signal processing circuits requiring reference clocks
• Microcontroller system clock generation
• Communication interface timing synchronization

Crystals Procurement Notes

Verify the specific suffix against manufacturer documentation to confirm exact electrical parameters and package variations. Ensure compatibility with PCB footprint requirements and reflow soldering profiles defined in the official datasheet. Confirm that the selected variant meets all necessary environmental and regulatory compliance standards for the intended deployment environment.

Crystals Selection Notes

Select this component when a 20.48 MHz fundamental frequency is required with ±10ppm stability. Consider the 9pF load capacitance requirement for circuit design matching. Evaluate the 100 Ohm ESR against oscillator circuit capabilities. Assess the -20°C to +70°C operating range against environmental conditions.

Crystals Part Context

This part belongs to the 402 Series of crystals from CTS-Frequency Controls. These components are designed for general-purpose timing applications where moderate stability and small form factors are prioritized. The series offers various frequency options and package sizes to accommodate diverse electronic design constraints.

Crystals Replacement Considerations

Publicly confirmed substitute part numbers include 402F20411CAR and 402F20411CKR.