326 / | HD | ELECTRONIC DIGITAL LOGIC CIRCUITRY |
62 | DF | INTERFACE (E.G., CURRENT DRIVE, LEVEL SHIFT, ETC.) {3} |
63 | DF | .~ Logic level shifting (i.e., interface between devices of different logic families) {3} |
68 | DF | .~.~ Field-effect transistor (e.g., JFET, MOSFET, etc.) {4} |
73 | .~.~.~ ECL to/from MOS |