Introduction to Mixed Signals

Question 1

Generally refers to systems or devices that involve both analog and digital signals

Answer 1

Mixed signal

Question 2

Refers to systems or devices that combine both analog and digital
components

Answer 2

Mixed Signal

Question 3

Are continuous signals that
can take on any value within a range.

Are typically
represented by continuously varying
voltages or currents

Answer 3

Analog signals

Question 4

Are discrete signals with only two possible states: high (1) or low (0)

Answer 4

Digital signals,

Question 5

Digital signals are used in digital electronics and computing, where information is represented in _______

Answer 5

Binary form

Question 6

Examples of Mixed Signals

Answer 6

• ADC (Analog-to-Digital Converter)
• DAC (Digital-to-Analog Converter)
• Mixed Signal Integrated Circuits (ICs)
• Sensor Interfaces
• Communication Interfaces

Question 7

Is a type of semiconductor device
that combines both analog and digital circuitry on the same chip.

Answer 7

Mixed-Signal Integrated Circuit

Question 8

What does ASIC mean?

Answer 8

Application-Specific Integrated Circuit

Question 9

What are the 3 Features of Mixed-Signal Integrated Circuit (IC)

Answer 9

• Analog Circuitry
• Digital Circuitry
• Integration

Question 10

Contains components such as amplifiers, filters, and voltage
regulators that handle continuous signals

Answer 10

Analog Circuitry

Question 11

Includes components like processors, memory, and digital
interfaces that work with discrete digital signals

Answer 11

Digital Circuitry

Question 12

By integrating both analog and digital functions on a single chip,
these ICs can simplify system design, reduce component count, and improve
performance

Answer 12

Integration

Question 13

What are the 2 Types of ADC

Answer 13

• Direct Type ADC
• Indirect Type ADC

Question 14

A type of ADC that directly performs the analog to digital conversion by using the internal generated equivalent digital (binary) code for comparison with the analog input

Answer 14

Direct Type ADC

Question 15

A type of ADC that first converts the analog input into a linear function of time (frequency) and then it will produce the digital (binary) output

Answer 15

Indirect Type ADC

Question 16

3 types of Direct Type ADC

Answer 16

• Counter Type ADC
• Successive Approximation ADC
• Flash Type ADC

Question 17

Only type under Indirect Type ADC

Answer 17

Dual Slope ADC

Question 18

Generates a digital output that is
roughly equivalent to the analog input by using internal counter operation

Answer 18

Counter Type ADC

Question 19

Generates a digital output that is roughly equivalent to the analog input by the internal use of successive approximation
technique

Answer 19

Successive Approximation ADC

Question 20

Is the fastest ADC because it produces an equivalent
digital output for a corresponding analog input in on time

Answer 20

Flash Type ADC

Question 21

Generates an equivalent digital output for a corresponding
analog input using two (dual) slope techniques

Answer 21

Dual Slope ADC

Question 22

What does DAC mean?

Answer 22

Digital to Analog Conversion

Question 23

What are the 2 types of DAC?

Answer 23

• Weighted Resistor DAC
• R-2R Ladder DAC

Question 24

Provides an analog output that is nearly equal to the digital (binary) input by the use of binary-weighted resistors in the inverting adder circuit

Answer 24

Weighted Resistor DAC

Question 25

Generates an analog output that is nearly equal to the
digital input by the use of R-2R ladder network in the inverting adder method

Answer 25

R-2R Ladder DAC