CMX309HWC32.000M-UT Crystals, Oscillators, Resonators

Frequency Stability:	±100ppm
Current - Supply (Disable) (Max):	28mA
Height - Seated (Max):	0.185" (4.70mm)
Size / Dimension:	0.547" L x 0.341" W (13.90mm x 8.65mm)
Package / Case:	4-SOJ, 5.08mm pitch
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	35mA
Operating Temperature:	-20°C ~ 70°C
Series:	CMX-309
Voltage - Supply:	5V
Output:	CMOS, TTL
Function:	Enable/Disable
Frequency:	32MHz
Type:	XO (Standard)
Base Resonator:	Crystal
Part Status:	Obsolete
Packaging:	Cut Tape (CT)

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Introduction to Oscillators An oscillator is an electronic circuit used to generate an alternating electric signal of a certain frequency. Oscillators are commonly used in electronics application for the purpose of signal generation and restoration, and also as a source of precise timing references. There are various types of oscillators available depending on the required signal type and frequency range. One of the commonly used oscillators is the CMX309HWC32.000M-UT. CMX309HWC32.000M-UT Application Field The CMX309HWC32.000M-UT oscillator is used primarily in telecommunications and networking applications. It has a sine wave output with a frequency range of 32.000MHz ±25ppm. It is designed with a built-in frequency offset feature, which allows it to automatically compensate for external temperature and supply voltage fluctuations. This ensures that the output frequency is constant, even when the ambient environmental conditions change. The CMX309HWC32.000M-UT also has a high stability, making it a reliable option for timing and synchronization applications. Its high RF immunity contributes to its low jitter, making it suitable for high performance systems. It also has integrated low power switching, and can operate from 1.8V to 3.3V. CMX309HWC32.000M-UT Working Principle The CMX309HWC32.000M-UT utilizes a crystal oscillator design, with a quartz crystal oscillator as its main component. It consists of a quartz resonator which vibrates at a fixed frequency, and an oscillator circuit which produces a signal whose frequency is derived from that of the oscillator. The oscillator consists of a quartz crystal connected to a pair of electrodes, which generate an alternating electric signal when driven with an external DC voltage. This signal is then passed through a series of amplifiers and filters, which shape and stabilize the output signal. Each oscillator may use a different type of amplifier and filter design, depending on the required frequency range and signal stability. The quartz crystal is made up of two plates of quartz, bonded together along an axis. When driven with an external voltage, the crystal behaves like an electrical spring, vibrating at a fixed resonant frequency. The resonant frequency is determined by the mass, area, and elasticity of the quartz crystal and can be precisely controlled by varying these parameters. As the crystal vibrates, it generates a signal whose frequency is determined by the resonance frequency of the crystal. The signal is then passed through a series of amplifiers and filters, which shape and stabilizes it.The CMX309HWC32.000M-UT oscillator also has an integrated switching power supply, which allows for smooth operation across a wide voltage range. The output waveform of the oscillator is a sine wave, and has a frequency accuracy of 25ppm. This makes it suitable for use in applications requiring precise timing references and synchronization. Conclusion In conclusion, the CMX309HWC32.000M-UT oscillator is an ideal solution for use in application requiring precise timing references and synchronization. It utilizes a quartz crystal resonator and a series of amplifiers and filters to generate a stable sine wave output with a frequency accuracy of 25ppm. Its integrated switching power supply and high stability make it a reliable and robust solution for both telecommunications and networking applications.

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