The 74LS138 is a 1-of-8 decoder/demultiplexer. This device is ideally suited for memory chip select address decoding. The multiple input enables allow parallel expansion to a 1-of-24 decoder using just three 138 devices or a 1-of-32 decoder using four 138 devices and one inverter.
Beyond that...
Hi,
I'm an Electrical Engineer trying to spec. a hardened, ground shaft (C1060 steel) that will go through an environmental chamber. The shaft will have a plate attached holding some items to be electrically tested, that have to be positioned at precise angles to get the required data.
Can...
Is there a way (maybe a converter) to use 2D symbols from an Acad 2000 library with Acad R14? Anyone know of any good electronics/electrical symbol libraries for Acad r14?
