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The clock frequency of a SWIR (Short-Wave Infrared) sensor refers to the frequency at which the sensor's electronic control signals, particularly clock signals, are operated. Clock signals are essential in digital sensors like SWIR sensors for synchronizing the operations of various components within the sensor, including pixel readout, analog-to-digital conversion, and other processing tasks. Typically, the clock frequency for SWIR sensors might range from a few megahertz (MHz) to several tens of megahertz (MHz).
The clock frequency of a SWIR sensor determines how quickly the sensor can capture and process data. A higher clock frequency generally allows for faster readout of pixel data, which can lead to higher frame rates and better temporal resolution in imaging applications.
However, the clock frequency must be balanced with other factors such as power consumption, noise performance, and sensor design constraints. Increasing the clock frequency beyond a certain point may lead to diminishing returns or may even introduce issues such as increased noise or power consumption.
Click here to know more about exposure time of a SWIR sensor.
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