402WF19212IKR

Crystals Overview

The 402WF19212IKR is a surface-mount MHz crystal manufactured by CTS-Frequency Controls. It operates at a fundamental frequency of 19.2 MHz with a tolerance of ±10ppm and stability of ±20ppm. The component features a load capacitance of 8pF and an equivalent series resistance (ESR) of 100 Ohms. It utilizes a 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm x 0.55mm maximum height. 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 precise frequency generation
• Compact 4-SMD no-lead surface mount design
• High frequency stability suitable for timing applications

Crystals Applications

• Clock signal generation in microcontroller circuits
• Timing references for communication interfaces
• Frequency control in consumer electronic devices

Crystals Procurement Notes

Verify the specific suffix IKR against official datasheets to confirm tape and reel packaging requirements. Ensure the load capacitance matches the circuit design specifications. Check current availability status as components may be subject to discontinuation or supply constraints. Confirm RoHS3 compliance if required by project regulations.

Crystals Selection Notes

Select this component when a 19.2 MHz fundamental frequency is required with tight tolerance. Consider the 8pF load capacitance for circuit compatibility. Evaluate the 4-SMD footprint against PCB layout constraints. Compare ESR values with oscillator circuit capabilities to ensure reliable startup.

Crystals Part Context

This part belongs to the 402 series of crystals from CTS-Frequency Controls. The series offers various frequencies and packages for surface mount applications. The 402WF variant typically denotes specific performance characteristics within the lineup. These components are designed for general-purpose timing needs in modern electronics.

Crystals Replacement Considerations

Public confirmed substitutes include 402F19212IAR and 402F19212IKR. Verify electrical parameters such as load capacitance and ESR before substitution. Ensure package dimensions and pin configurations are compatible with existing footprints.