DESCRIPTION

· The QTT252 is a Temperature Compensated Crystal Oscillator (TCXO) designed for precision frequency control in various electronic applications.

· It operates within a nominal frequency range of 10MHz to 70MHz and supports supply voltages from 1.8V to 3.3V.

· The device features a clipped sinewave output and is housed in an SMD seam sealing ceramic package.

· It is RoHS compliant and lead-free, ensuring environmental safety and regulatory compliance.

FEATURES

· Voltage control function for precise frequency adjustment.

· Low power consumption with a maximum current draw of 2.0 mA.

· Excellent frequency stability with a tolerance of ±2.0 ppm and stability of ±0.5 ppm over the operating temperature range.

· Fast start-up time of 5 ms maximum.

· Phase noise of -135 dBc/Hz typical at 1 kHz offset.

· Aging rate of ±1 ppm maximum at 25°C in the first year.

APPLICATIONS

· Portable radio communications and mobile communications.

· Wearable technology and IoT devices.

· Smartphones and mobile phones.

· GNSS (Global Navigation Satellite System) applications.

· General-purpose digital world applications requiring precise timing.