Integrated-Circuit Logic Families Questions

• When the outputs of several open-collector TTL gates are connected together, the gate outputs ________.
• The ________ is defined as the maximum number of standard logic inputs that an output can drive reliably.
• The propagation delay of standard TTL gates is approximately ________.
• The 74F-Fast TTL integrated-circuit fabrication technique uses reduced interdevice ________ to achieve reduced propagation delays.
• ________ TTL allows three possible output states.
• One advantage that MOSFET transistors have over bipolar transistors is ________.
• When the output of a standard TTL gate is HIGH, it can ________.
• Totem-pole outputs ________ be connected ________ because ________.
• A logic probe is placed on the input of a digital circuit and the probe lamp blinks slowly, indicating ________.
• The lower transistor of a totem-pole output is saturated when the gate output is ________.
• Several manufacturers have developed logic that combines the best features of TTL and CMOS. This is called ________.
• ________ output levels would not be a valid LOW for a TTL gate.
• The output stage of a TTL gate is a special design called ________.
• When VGS = 0 on an N-channel MOSFET switch, there is no ________ between the source and the drain.
• The proliferation of small handheld consumer equipment such as digital video cameras, cellular phones, handheld computers (________), portable audio systems, and other devices has created a need for logic circuits in very small packages.
• Fan-out for a typical TTL gate is ________.
• The time it takes for an input signal to pass through internal circuitry and generate the appropriate output effect is known as ________.
• P-MOS and N-MOS ________.
• An open-collector TTL gate ________.
• ________ is about twice as fast as P-MOS.