In the figure we have a simple configuration with a general-purpose transistor for a 3-input NO-AND or NAND gate. The diodes are general-purpose, and the resistors depend on the voltage of the logic used.

In the figure we have a simple configuration with a general-purpose transistor for a 3-input NO-AND or NAND gate. The diodes are general-purpose, and the resistors depend on the voltage of the logic used.