TB-32.263MDE-T

Frequency Stability:	±50ppm
Current - Supply (Disable) (Max):	--
Height - Seated (Max):	0.032" (0.80mm)
Size / Dimension:	0.197" L x 0.126" W (5.00mm x 3.20mm)
Package / Case:	4-SMD, No Lead
Mounting Type:	Surface Mount
Ratings:	--
Current - Supply (Max):	--
Operating Temperature:	-40°C ~ 85°C
Series:	TB
Voltage - Supply:	1.8V
Output:	CMOS
Function:	Enable/Disable
Frequency:	32.263MHz
Type:	XO (Standard)
Base Resonator:	MEMS
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Oscillators: TB-32.263MDE-T Application Field and Working PrincipleOscillators are electronic devices or circuits capable of generating periodic signals. As an important electronic component, the oscillator can be used in many aspects, such as frequency division, signal waveform synthesis, signal modulation and demodulation as well as resonance characteristics. Among these oscillators, today we are going to talk about TB-32.263MDE-T oscillator, including its application field and working principle.Application Field of TB-32.263MDE-T OscillatorTB-32.263MDE-T is a type of voltage-controlled oscillator (VCO). With many advantages, such as high frequency stability, low phase noise and temperature coefficient, it is suitable for various application fields, like wireless communication equipment, digital radio links, radar systems, microwave frequency measurements, synthesizers and etc.Working Principle of TB-32.263MDE-T OscillatorThe TB-32.263MDE-T oscillator uses an external voltage to control its oscillating frequency. When a voltage is applied to the voltage control terminal, the frequency-determining circuit inside the oscillator will change its oscillating conditions according to the voltage. The magnitude of frequency-range can be adjusted by VC tuning and external frequency-feedback.Firstly, the direct current of the control section is drawn across the series resistors R1 and R2. The resistance of these two series resistors can be adjusted by the VC tuning, and this adjustment brings a corresponding change to the oscillating frequency of the feedback circuit. Secondly, the voltage control section of the oscillator generates a variable potential, which causes variations in the current flowing in the frequency-determining circuit. Under the periodic change of the flow current,the frequency of the oscillator is also changed accordingly.Thirdly, when there is no light to the photoelectric diode, the frequency resolution of the oscillator will reach the peak. However, if a light is applied to the photoelectric diode, the frequency resolution will be reduced. The circuit of the TB-32.263MDE-T oscillator is such designed that when the light is present, the current in the frequency-determining circuit will be increased, and in return the frequency of the oscillator will be reduced. These three sections are the main gates by which to control the oscillating frequency of the TB-32.263MDE-T oscillator.ConclusionThe TB-32.263MDE-T oscillator, as an important frequency component, can find its application fields in many aspects, such as wireless communication, radar systems, synthesizers and etc. Moreover, its frequency resolution can be conveniently adjusted by controlling the resistance of series resistors R1 and R2, the voltage at the VC tuning, and the external light level. With these advantages, TB-32.263MDE-T oscillator may become one of the most popular oscillators in the frequency industry.

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