402F1921XIDT

Crystals Overview

The CTS-Frequency Controls 402F1921XIDT is a fundamental mode MHz crystal designed for surface mount applications. It operates at a nominal frequency of 19.2 MHz with a load capacitance of 18pF and an equivalent series resistance (ESR) of 120 Ohms. The component features a frequency stability of ±10ppm and tolerance of ±10ppm. It utilizes a 4-SMD, No Lead package with dimensions of 2.00mm x 1.60mm x 0.55mm maximum height. The device supports a working temperature range of -40°C to +85°C and is supplied in Tape & Reel packaging.

Crystals Feature Summary

• Fundamental mode operation for precise frequency control
• Surface mount design compatible with automated assembly
• Compact 4-SMD footprint suitable for space-constrained PCB layouts

Crystals Applications

• General purpose clock generation circuits
• Microcontroller oscillator interfaces
• Communication module timing references

Crystals Procurement Notes

Verify the specific ordering suffix against the manufacturer datasheet to ensure correct load capacitance and tolerance specifications. Confirm RoHS compliance status and moisture sensitivity level requirements prior to integration into the production line. Check current availability as supply chain conditions may affect lead times.

Crystals Selection Notes

Select this component when a 19.2 MHz fundamental crystal with 18pF load capacitance is required. Ensure the target circuit impedance matches the specified ESR of 120 Ohms. Verify that the operating environment falls within the -40°C to +85°C range and that the 4-SMD package fits the designated board area.

Crystals Part Context

This part belongs to the 402 Series of crystals from CTS-Frequency Controls. The series offers various frequency options and package sizes optimized for consumer electronics and industrial applications. The 402F1921XIDT specifically addresses needs for stable timing sources in compact surface mount designs.

Crystals Replacement Considerations

Direct substitutes include 402F1921XILR and 402F1921XIDR. Verify parameter equivalence regarding load capacitance and tolerance before substitution.