9B20000077

Crystals Overview

The TXC Corporation 9B20000077 is a fundamental mode quartz crystal resonator designed for through-hole mounting in the HC-49/US package. It operates at a nominal frequency of 20 MHz with a load capacitance of 20 pF and a frequency tolerance of ±30 ppm. The component features an equivalent series resistance (ESR) of 30 Ohms and supports operation within a temperature range of -10°C to +60°C. This device is part of the 9B series, offering standard performance for general timing applications.

Crystals Feature Summary

• Fundamental oscillation mode for stable frequency generation
• Through-hole compatible HC-49/US package design
• Standard 20 pF load capacitance configuration

Crystals Applications

• General purpose clock signal generation
• Microcontroller system timing circuits
• Digital logic interface synchronization

Crystals Procurement Notes

Verify current availability status as this component may be discontinued or obsolete. Confirm that the HC-49/US package dimensions match your PCB footprint requirements. Ensure the 20 pF load capacitance aligns with your circuit design specifications before procurement. Check RoHS compliance documentation if required for your manufacturing standards.

Crystals Selection Notes

Select this component when a 20 MHz fundamental frequency is required with moderate stability. The HC-49/US package suits manual assembly or wave soldering processes. Consider the ±30 ppm tolerance against your system's jitter requirements. Verify the operating temperature range meets your environmental conditions.

Crystals Part Context

This crystal belongs to the 9B series from TXC Corporation, which focuses on standard MHz frequency control products. The series typically includes various frequencies and packages optimized for cost-effective timing solutions. The 9B20000077 represents a specific frequency point within this broader portfolio of through-hole quartz resonators.

Crystals Replacement Considerations

Similar HC-49/U crystals from other manufacturers may serve as substitutes. Verify matching electrical parameters including 20 MHz frequency, 20 pF load capacitance, and ESR values. Ensure physical package compatibility with existing PCB layouts.