402F20012IAR

Crystals Overview

The CTS-Frequency Controls 402F20012IAR is a surface-mount MHz crystal operating at a nominal frequency of 20.0000 MHz. It features a load capacitance of 10 pF and an equivalent series resistance (ESR) of 100 Ohms. The component offers a frequency tolerance and stability of ±10 ppm, ensuring precise timing performance. Designed for fundamental operation mode, it utilizes a 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm and a maximum seated height of 0.55mm. The device supports an operating temperature range of -40°C to +85°C and is supplied in Tape & Reel packaging.

Crystals Feature Summary

• Surface-mount design with 4-SMD no-lead package for automated assembly
• High frequency stability of ±10 ppm for precision timing applications
• Wide operating temperature range from -40°C to +85°C
• Fundamental operating mode with 100 Ohm ESR

Crystals Applications

• Microcontroller clock sources
• Communication module timing references
• Digital signal processing circuits
• Embedded system oscillators

Crystals Procurement Notes

Verify the specific suffix 'IAR' against official CTS documentation to confirm package type and tape/reel specifications. Ensure compatibility with reflow soldering profiles for 4-SMD packages. Check RoHS compliance status as per current regulatory requirements. Confirm availability through authorized distributors only.

Crystals Selection Notes

Select this component when a 20 MHz fundamental crystal with ±10 ppm stability is required. The 10 pF load capacitance must match the oscillator circuit design. Consider the -40°C to +85°C temperature range for environmental suitability. The 4-SMD form factor suits space-constrained PCB layouts requiring surface-mount technology.

Crystals Part Context

This part belongs to the CTS 402 series of surface-mount crystals. The series provides various frequency options and stability grades. The 402F20012IAR specifically targets applications needing high precision timing in compact electronic devices. It complements other variants in the lineup offering different frequencies or tolerance levels.

Crystals Replacement Considerations

Direct substitutes include 402F200XXCKT with similar electrical characteristics but verify package and tolerance differences. Cross-reference with other manufacturers' 20 MHz SMD crystals having 10 pF load capacitance and ±10 ppm stability. Ensure pinout and footprint compatibility before substitution.