QTM252-36.000MBA-T

Overview

The QTM252-36.000MBA-T is a CMOS active crystal oscillator manufactured by QST, operating at a nominal frequency of 36.000 MHz. It utilizes a compact SMD ceramic package suitable for space-constrained designs. The device supports supply voltages ranging from 1.8V to 3.3V and features a three-state enable function controlled via pin 1. It exhibits a frequency stability of ±25ppm and achieves a phase jitter of 1ps RMS within specified integration bandwidths. The component is RoHS compliant and lead-free.

Feature Summary

• CMOS output interface with integrated three-state control functionality
• Compact surface-mount ceramic packaging for high-density layouts
• Low phase jitter performance optimized for high-speed signal integrity
• Wide supply voltage compatibility supporting multiple logic levels

Applications

• High-speed serial bus reference clocks such as PCIe and SATA
• Wireless communication modules including Bluetooth and WLAN
• Industrial storage devices and solid-state drives
• Consumer electronics requiring precise timing references

Procurement Notes

Verify the specific suffix codes against official QST documentation to ensure correct frequency tolerance and temperature range specifications. Confirm that the ordering part number matches the required operational parameters, as variations in suffixes may indicate differences in stability or environmental ratings. Always cross-reference the latest datasheet to validate compliance with current manufacturing standards.

Selection Notes

Select this component when design constraints require a small footprint combined with low jitter performance for digital interfaces. Ensure the system power supply remains within the 1.8V to 3.3V range to maintain stable operation. Consider the three-state pin configuration for power management strategies during idle periods. Validate thermal requirements against the specified operating temperature range for the target application environment.

Part Context

This model belongs to the QTM252 series of surface-mount oscillators designed for general-purpose timing applications. The series offers various frequency options within the 4MHz to 125MHz range, catering to diverse interface standards. The 36.000 MHz variant specifically targets common clocking needs for peripheral connections and processor synchronization in embedded systems.

Replacement Considerations

Direct substitutes include other models from the QTM252 family with matching frequencies and package dimensions. Verify electrical compatibility regarding supply voltage and output drive strength before swapping components. Consult manufacturer cross-reference guides for equivalent parts from alternative suppliers offering similar form-factor and performance characteristics.