9B-12.288MAAJ-B

Crystals Overview

The TXC Corporation 9B-12.288MAAJ-B is a through-hole crystal resonator operating at a fundamental frequency of 12.288 MHz. It features a frequency tolerance of ±30 ppm and an equivalent series resistance (ESR) of 40 Ohms maximum. The component is designed for a load capacitance of 18 pF and utilizes the HC-49/US package style. This device supports standard mounting techniques suitable for general-purpose timing applications requiring reliable quartz stability.

Crystals Feature Summary

• Fundamental mode quartz crystal operation
• Through-hole HC-49/US package configuration
• Standard 18 pF load capacitance specification

Crystals Applications

• General purpose clock timing circuits
• Microcontroller system oscillators
• Communication interface timing references

Crystals Procurement Notes

Verify the specific suffix designation against the manufacturer's current datasheet to confirm exact electrical tolerances and packaging variations. Ensure the HC-49/US footprint matches the target PCB layout requirements. Confirm RoHS compliance status with the supplier prior to final procurement decisions.

Crystals Selection Notes

Select this component when a standard through-hole crystal is required for 12.288 MHz applications. The HC-49/US form factor provides mechanical robustness compared to surface mount alternatives. Consider the 40 Ohm ESR limit to ensure proper oscillator circuit startup conditions are met within the design parameters.

Crystals Part Context

This part belongs to the 9B series of ceramic and quartz crystals manufactured by TXC Corporation. The series offers various frequency options in standardized packages. The 9B-12.288MAAJ-B specifically addresses the common 12.288 MHz baud rate frequency used in serial communication protocols.

Crystals Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.