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The SparkFun bi-directional logic level converter is a small device that safely steps down 5V signals to 3.3V AND steps up 3.…
This is a board designed for [opto-isolation](http://en.wikipedia.org/wiki/Opto-isolator). This board is helpful for connecti…
This is a breakout board for the Texas Instruments TXB0104 module. The TXB0104 is a 4-bit bidirectional voltage-level transla…
The SparkFun Single Supply Logic Level Converter is logic level and power supply translator in one small package.
Different parts sometimes use different voltage levels to communicate. This PCA9306 Level Translator can be the key to making…
This is a breakout board for the PCA9306 dual bidirectional voltage-level translator. Because different parts sometimes use d…
This 6N137 diode-transistor photocouplers consist of an LED, optically coupled to a high speed photodetector.