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**Replacement: **None. There is no direct replacement for this sensor but check out the the Light and Imaging category. This page is for reference only.
This is a programmable light to frequency IC from TAOS that outputs a pulse train or a square wave (50% duty) with the frequency that is directly proportional to the incident light intensity. Uses a simple TTL output for easy interfacing to a microcontroller.
Three different sensitivity selections and four different frequency scaling parameters.