402F54012IAT

Crystals Overview

The CTS-Frequency Controls 402F54012IAT is a surface-mount crystal oscillator operating at a nominal frequency of 54 MHz. It features a load capacitance of 10 pF and an equivalent series resistance (ESR) of 60 Ohms. The component exhibits a frequency tolerance of ±10 ppm and a stability of ±20 ppm across the industrial temperature range of -40°C to +85°C. It utilizes a 4-SMD, no-lead package with dimensions of 2.00 mm x 1.60 mm and a maximum seated height of 0.55 mm.

Crystals Feature Summary

• Surface mount design for automated assembly
• Industrial temperature range operation
• Low profile SMD package

Crystals Applications

• Clock generation in digital circuits
• Microcontroller timing references
• Communication interface synchronization

Crystals Procurement Notes

Verify the specific suffix 'IAT' against the manufacturer's current datasheet to confirm active status and exact electrical parameters. Check for RoHS compliance status as some sources indicate non-compliance. Confirm package dimensions match board layout requirements before procurement.

Crystals Selection Notes

Select this component when a 54 MHz reference is required for space-constrained designs. Ensure the circuit load capacitance matches the specified 10 pF for accurate frequency performance. Verify that the ESR of 60 Ohms is compatible with the oscillator circuit drive level limits.

Crystals Part Context

This part belongs to the CTS 402F series of thin-film crystals. These components are designed for high-frequency applications requiring stable timing in compact electronic devices. The series offers various frequency options and package styles to suit different PCB layout constraints.

Crystals Replacement Considerations

Direct substitutes include other 54 MHz SMD crystals from CTS or competitors with matching 10 pF load capacitance and similar ESR values. Verify pinout compatibility and thermal characteristics when replacing.