555555555543. An open collector output can ________ current, but it cannot ________. (a) sink, source current (b) source, sink current (c) sink, source voltage (d) source, sink voltage
5555555555125. A TTL NAND gate with IIH(max) of 40 A per input drives ten TTL inputs. How much current does the drive output source? (a) 40 A (b) 200 A (c) 400 A (d) 800 A
555555555593. An open-collector TTL gate ________. (a) can source current but cannot sink current (b) can sink current but cannot source current (c) cannot source or sink current (d) can sink more current than a standard TTL gate