QT325G-27.120MAHV-T

Overview

QT325G-27.120MAHV-T is a 27.12 MHz fundamental mode quartz crystal resonator manufactured by QST Products, LLC. It features an 8 pF load capacitance and ±30 ppm frequency tolerance and stability across the -20°C to +70°C operating temperature range. The component utilizes a 4-SMD, no-lead surface mount package with dimensions of 3.20mm x 2.50mm x 0.90mm maximum height. Equivalent series resistance (ESR) is specified at 60 Ohms. The device complies with RoHS3 standards and holds MSL level 1 classification.

Feature Summary

• Fundamental oscillation mode operation for precise frequency generation
• Surface-mount design compatible with automated assembly processes
• RoHS3 compliant construction for environmental safety

Applications

• Clock signal generation in microcontroller circuits
• Frequency reference for wireless communication modules
• Timing sources for consumer electronic devices

Procurement Notes

Verify manufacturer part number QT325G-27.120MAHV-T against official QST documentation. Confirm package type matches 4-SMD 3.2x2.5mm specifications. Ensure RoHS3 compliance status aligns with project requirements. Cross-reference ESR and load capacitance values with circuit design parameters before procurement.

Selection Notes

Select this component when a 27.12 MHz fundamental frequency is required with ±30 ppm stability. The 8 pF load capacitance must match the oscillator circuit design. Consider the 60 Ohm ESR limit for drive level sensitivity. The -20°C to +70°C temperature range suits standard commercial applications. Surface mount packaging facilitates PCB integration.

Part Context

The QT325G series represents QST's line of ceramic and quartz crystals designed for compact electronics. This specific model belongs to the QT325G family, characterized by small footprint and reliable performance. It serves as a timing element in various digital systems requiring stable clock signals.

Replacement Considerations

QT325G-27.120MAAV-T by TXC Corporation is listed as a parameter-equivalent substitute. Verify electrical compatibility including frequency, load capacitance, and ESR before substitution.