CS14439-76.8M

Overview

The CS14439-76.8M is a 76.8 MHz crystal oscillator manufactured by NDK (NIHON DEMPA KOGYO CO., LTD). It belongs to the NX1612SD series and features a 7pF load capacitance. The component utilizes a 4-SMD, No Lead package with dimensions of 1.60mm x 1.25mm and a maximum seated height of 0.65mm. It operates in fundamental mode with an equivalent series resistance of 50 Ohms. The device is RoHS3 compliant and classified under ECCN EAR99.

Feature Summary

• Integrated thermistor for temperature compensation
• Compact surface-mount footprint suitable for space-constrained designs
• Fundamental oscillation mode operation

Applications

• High-speed digital clock generation
• Data communication interface timing
• Embedded system microcontroller clocks

Procurement Notes

Verify the specific load capacitance and frequency tolerance requirements against the circuit design before ordering. Confirm that the NX1612SD series specifications meet the thermal management needs of the application. Ensure compatibility with reflow soldering profiles defined in the official datasheet. Check for any recent updates to the RoHS3 compliance status or supply chain notices from the manufacturer.

Selection Notes

Select this component when a precise 76.8 MHz reference is required in a minimal footprint. The integrated thermistor distinguishes it from standard crystals, offering potential thermal stability benefits. Compare the 7pF load capacitance against existing circuit designs to ensure proper impedance matching. Consider the 50 Ohm ESR value for oscillator circuit stability analysis.

Part Context

This part is part of NDK's specialized crystal lineup designed for modern electronics requiring small form factors. The NX1612SD series specifically targets applications where board space is limited but performance remains critical. It represents a shift towards integrated solutions that combine frequency control with passive thermal sensing elements.

Replacement Considerations

No public substitute part numbers are confirmed for this specific model.