SIT9005ACR1D-33NJ

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Programmable oscillators are versatile electronic circuits that provide a periodic signal over a wide range of frequencies. They can be used to drive sensors, motors, actuators, and other electronic devices. The specific oscillator discussed in this article is the SIT9005ACR1D-33NJ, which is a programmable oscillator that can generate a signal with a frequency range from 33MHz to 99MHz.

Features

The SIT9005ACR1D-33NJ is a surface-mount programmable oscillator that has many of the features of other programmable oscillators. It has a low power consumption of just 15 mW, and a wide supply voltage range of 2.5 V to 5 V. Additionally, it has a low phase jitter of 0.1 ps and low phase noise of -164 dBc/Hz. The output waveform can be programmed for an alternating current (AC) or direct current (DC) sine wave, square wave, or triangular wave, allowing for a wide range of applications.

Applications

The SIT9005ACR1D-33NJ is suitable for a variety of applications. It can be used in mobile phones, tablets, and personal computers for clocking and timing applications. It can also be used in television receivers for controlling the frequencies for switching channels and for suppressing interference. In industrial applications, this oscillator’s low power consumption makes it ideal for operating temperature sensors, over-temperature alarms, and other temperature-sensitive systems. In automotive applications, it can be used as a programmable timer in car alarms and door locks. Additionally, the programmable waveforms make it suitable for controlling displays and operating stepper motors.

Working Principle

The SIT9005ACR1D-33NJ utilizes a CMOS-based low-power oscillator circuit to generate an output signal. The output signal is controlled by the CMOS latch, which is programmed using an external crystal. This crystal is used to generate a reference signal, which is then filtered and divided down to generate the output signal. Digital input logic can be used to control the output frequency while programming the oscillator. Additionally, the use of a feedback loop ensures the oscillator will output a signal of the desired frequency.

Conclusion

The SIT9005ACR1D-33NJ is a surface-mount programmable oscillator that can be used in a variety of applications. It has a wide supply voltage range and low phase jitter, making it suitable for use in mobile devices, television receivers, temperature-sensitive systems, automobile components, displays, and stepper motors. Its CMOS-based circuit utilizes a clock crystal to generate a reference signal and digital input logic to adjust the frequency, ensuring a stable and constant output signal.

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