N-mos level shifter translator. Bidirectional 5V to 3.3V 3.3V to 5V. I2C SPI UART.

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03:57:25

N-mos level shifter translator. Bidirectional 5V to 3.3V 3.3V to 5V. Usable with  I2C SPI UART.

published 6 years ago

snowfats

6 years ago

I think the mosfet should have its source connect to the lower voltage level. That way the body diode won’t conduct through the pull-ups from high side to low side when neither side is pulled down.

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