402F20422ILT

Crystals Overview

The CTS-Frequency Controls 402F20422ILT is a surface-mount ceramic crystal resonator designed for precision timing applications. It operates at a fundamental frequency of 20.48 MHz with a frequency tolerance and stability of ±20 ppm. The component features a load capacitance of 12 pF and an equivalent series resistance (ESR) of 100 Ohms. It is housed in a compact 4-SMD, No Lead package with dimensions of 2.00 mm x 1.60 mm and a maximum height of 0.55 mm. The device supports operation within a temperature range of -40°C to +85°C and complies with RoHS3 standards.

Crystals Feature Summary

• Fundamental mode operation for stable frequency generation
• Compact 4-SMD surface mount footprint suitable for space-constrained designs
• Automotive-grade reliability with AEC-Q200 qualification
• RoHS3 compliant construction for environmental safety

Crystals Applications

• Clock signal generation for microcontrollers and processors
• Timing references for communication interfaces such as USB and Ethernet
• Synchronization circuits in automotive electronic control units
• Industrial control systems requiring precise frequency stability

Crystals Procurement Notes

Verify the specific suffix requirements against the official CTS datasheet to ensure compatibility with reflow soldering profiles and tape-and-reel specifications. Confirm that the selected variant meets the required frequency tolerance and load capacitance parameters for the target circuit design. Check current availability status as distribution channels may indicate discontinuation or limited stock levels.

Crystals Selection Notes

Select this component when a 20.48 MHz fundamental frequency crystal is required with ±20 ppm stability. Ensure the application circuit provides the correct 12 pF load capacitance to maintain accuracy. Consider the 100 Ohm ESR value for oscillator circuit design to guarantee reliable startup. Verify that the operating temperature range of -40°C to +85°C aligns with the environmental conditions of the end product.

Crystals Part Context

This part belongs to the CTS 402 Series of surface-mount ceramic crystals. These components are widely used in consumer electronics, industrial equipment, and automotive systems where small form factors and cost-effective timing solutions are necessary. The series offers various frequencies and packages to support diverse design requirements across multiple industries.

Crystals Replacement Considerations

Direct substitutes include 402F2041XILR and 402F20422ILR from CTS-Frequency Controls. Parameter-equivalent options include 402F20412ILR. Verify electrical specifications and package dimensions before substitution.