Level shifter circuits are used to shift logic levels. For example, going from +5V, 0V to +3.3V, 0V. Below are two types of level shifter circuits from Analog Devices wiki:
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Level shifter circuits are used to shift logic levels. For example, going from +5V, 0V to +3.3V, 0V. Below are two types of level shifter circuits from Analog Devices wiki: