E6C01

What is the recommended power supply voltage for TTL series integrated circuits?

1. 5 volts

E6C02

What logic state do the inputs of a TTL device assume if they are left open?

1. A logic-high state

E6C03

What level of input voltage is a logic "high" in a TTL device operating with a positive 5-volt power supply?

1. 2.0 to 5.5 volts

E6C04

What level of input voltage is a logic "low" in a TTL device operating with a positive 5-volt power-supply?

1. 0.0 to 0.8 volts

E6C05

Which of the following is an advantage of CMOS logic devices over TTL devices?

1. Lower power consumption

E6C06

Why do CMOS digital integrated circuits have high immunity to noise on the input signal or power supply?

1. The input switching threshold is about one-half the power supply voltage

E6C07

In Figure E6-5, what is the schematic symbol for an AND gate?

1. 1

E6C08

In Figure E6-5, what is the schematic symbol for a NAND gate?

1. 2

E6C09

In Figure E6-5, what is the schematic symbol for an OR gate?

1. 3

E6C10

In Figure E6-5, what is the schematic symbol for a NOR gate?

1. 4

E6C11

In Figure E6-5, what is the schematic symbol for the NOT operation (inverter)?

1. 5

NEXT

Go To TOC