61801. ________ output levels would not be a valid LOW for a TTL gate.
61802. The minimum input voltage recognized as HIGH by a TTL gate is ________.
61803. The propagation delay of standard TTL gates is approximately ________.
61804. Several manufacturers have developed logic that combines the best features of TTL and CMOS. This is called ________.
61805. Totem-pole outputs ________ be connected ________ because ________.
61806. The power dissipation of a CMOS IC will ________.
61807. When VGS = 0 on an N-channel MOSFET switch, there is no ________ between the source and the drain.
61808. The number of gates that can be connected to a single output without exceeding the current ratings of the gate is called ________.
61809. The output current for a LOW output is called a(n) ________.
61810. ________ TTL allows three possible output states.
61811. 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.
61812. The lower transistor of a totem-pole output is saturated when the gate output is ________.
61813. When the output of a standard TTL gate is HIGH, it can ________.
61814. A ________ is a testing and troubleshooting tool that generates a short-duration pulse when manually activated, usually by depressing a push button.
61815. Fan-out for a typical TTL gate is ________.
61816. An open-collector TTL gate ________.
61817. One advantage that MOSFET transistors have over bipolar transistors is ________.
61818. The time it takes for an input signal to pass through internal circuitry and generate the appropriate output effect is known as ________.
61819. The 74F-Fast TTL integrated-circuit fabrication technique uses reduced interdevice ________ to achieve reduced propagation delays.
61820. In a DIP the spacing between pins is typically ________.
61821. ________ is about twice as fast as P-MOS.
61822. P-MOS and N-MOS ________.
61823. The output stage of a TTL gate is a special design called ________.
61824. The ________ is defined as the maximum number of standard logic inputs that an output can drive reliably.
61825. ________ is ideally suited for applications using battery power or battery backup power.
61826. A logic probe is placed on the output of a digital circuit and the probe lamp is dimly lit. This display indicates ________.
61827. A logic probe is placed on the input of a digital circuit and the probe lamp blinks slowly, indicating ________.
61828. The HIGH logic level for a standard TTL output must be at least ________.
61829. Which of the following logic families has the highest maximum clock frequency?
61830. Why is the fan-out of CMOS gates frequency dependent?
61831. Logic circuits that are designated as buffers, drivers, or buffer/drivers are designed to have:
61832. Which of the following will not normally be found on a data sheet?
61833. Which of the following logic families has the shortest propagation delay?
61834. An open-drain gate is the CMOS counterpart of ________.
61835. A TTL NAND gate with IIL(max) of –1.6 mA per input drives eight TTL inputs. How much current does the drive output sink?
61836. The nominal value of the dc supply voltage for TTL and CMOS is ________.
61837. Which logic family combines the advantages of CMOS and TTL?
61838. Which equation is correct?
61839. The active switching element used in all TTL circuits is the ________.
61840. An open-collector output requires ________.
61841. Most TTL logic used today is some form of ________.
61842. A standard TTL circuit with a totem-pole output can sink, in the LOW state (IOL(max)), ________.
61843. One output structure of a TTL gate is often referred to as a ________.
61844. It is best not to leave unused TTL inputs unconnected (open) because of TTL's ________.
61845. Which is not an output state for tristate logic?
61846. TTL is alive and well, particularly in ________.
61847. A TTL NAND gate with IIH(max) of 40 A per input drives ten TTL inputs. How much current does the drive output source?
61848. A certain gate draws 1.8 A when its output is HIGH and 3.3 µA when its output is LOW. VCC is 5 V and the gate is operated on a 50% duty cycle. What is the average power dissipation (PD)?
61849. PMOS and NMOS circuits are used largely in ________.
61850. If ICCH is specified as 1.1 mA when VCC is 5 V and if the gate is in a static (noncharging) HIGH output state, the power dissipation (PD) of the gate is ________.
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