QT252S-32.000MAHE-T

Overview

The QT252S-32.000MAHE-T is a surface-mount quartz crystal oscillator manufactured by QST, designed for precision timing applications. It operates at a nominal frequency of 32 MHz with a load capacitance of 12 pF and an equivalent series resistance of 60 Ohms. The component features a compact 4-SMD, no-lead package with dimensions of 2.5 mm x 2.0 mm x 0.55 mm. Frequency stability is maintained within ±30 ppm from -40°C to +85°C and at 25°C.

Feature Summary

• Seam seal construction utilizing ceramic materials for enhanced environmental durability
• Surface-mount design compatible with automated pick-and-place assembly processes
• Optimized low impedance characteristics suitable for high-speed digital clocking

Applications

• Microcontroller system clock generation
• Communication interface timing circuits
• Embedded processor synchronization modules

Procurement Notes

Verify the manufacturer designation carefully, as the part number appears in listings associated with both TXC Corporation and QST. Confirm the specific datasheet version matches the required tolerance and temperature range specifications before finalizing procurement orders to ensure component compatibility.

Selection Notes

Select this component when a 32 MHz reference signal is required for space-constrained designs. Ensure the circuit board layout accommodates the 2.5x2.0 mm footprint and that the load capacitance requirements align with the 12 pF specification for accurate frequency performance.

Part Context

This device belongs to the QT252S series of seam-seal quartz crystals. The series offers various frequency options within a standardized small outline package format, providing designers with consistent mechanical dimensions across different timing frequencies while maintaining reliable electrical performance standards.

Replacement Considerations

The QT252S-32.000MDDV-T serves as a potential alternative variant within the same family, offering different stability specifications. Verify exact dimensional and electrical parameter alignment before substitution.