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The QTM216J-20.000MDJ-T is a standard XO oscillator manufactured by QST, operating at a frequency of 20 MHz. It utilizes CMOS output with low EMI characteristics and supports a supply voltage of 1.8V. The device features an enable/disable function and offers a frequency stability of ±50ppm. It is housed in a compact 4-SMD, no-lead package measuring 2.0mm x 1.6mm. The component operates within a temperature range of -40°C to +85°C and draws a maximum supply current of 10mA.
Verify the specific suffix 'J' indicates the 1.8V supply variant when ordering. Confirm the package type matches the required PCB footprint. Ensure the enable/disable pin configuration aligns with the system power management strategy. Check RoHS compliance status if required by project specifications.
Select this component for projects requiring a small form factor and low power consumption. The 1.8V supply voltage makes it suitable for battery-operated devices. The ±50ppm stability is adequate for general timing needs. Consider the enable feature for power saving in standby modes.
This part belongs to the QTM216 series of surface-mount oscillators from QST. The series is designed for applications demanding high reliability and low profile. The J suffix typically denotes specific electrical parameters or packaging options within the product line.
Direct substitutes include other QTM216 variants with compatible frequencies and voltages. Verify pin compatibility and electrical specifications before substitution.
The output load capacitance is 15 pF.
The output is enabled when Pin 1 is floating or pulled high above 70% Vdd, and disabled when pulled low below 30% Vdd.