Discuss
menu
search
person
Login
Register
search
edit
Ask a Question
Discuss
All Activity
Q&A
Questions
Hot!
Unanswered
Tags
Ask a Question
What is IC 555?
asked
Mar 10, 2018
by
anonymous
What is IC 555?
ic
555
thumb_up_alt
0
like
thumb_down_alt
0
dislike
79
views
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
answered
May 2, 2018
by
Vaishnavi
Ic 555 is timer used for indicating time intervals which is settled in ic
thumb_up_alt
0
like
thumb_down_alt
0
dislike
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Mar 10, 2018
by
anonymous
What is IC 741?
What is IC 741?
ic
741
thumb_up_alt
0
like
thumb_down_alt
0
dislike
51
views
0
answers
asked
Dec 16, 2017
by
anonymous
What is the full form of IC?
What is the full form of IC?
Last answer:
Instrument circuit
full
form
ic
thumb_up_alt
1
like
thumb_down_alt
0
dislike
4.3k
views
8
answers
asked
Dec 19, 2017
by
anonymous
What is the use of 555 timer?
What is the use of 555 timer?
Last answer:
555 IC timer is use in timers and oscillators.
use
555
timer
thumb_up_alt
1
like
thumb_down_alt
0
dislike
72
views
1
answer
asked
Dec 19, 2017
by
anonymous
Why is it called a 555 timer?
Why is it called a 555 timer?
Last answer:
Because it have three 5k Ohm resistances.
555
timer
thumb_up_alt
1
like
thumb_down_alt
0
dislike
77
views
1
answer
asked
May 1, 2018
by
anonymous
The IC chips, used in computers, is made of
The IC chips, used in computers, is made of (1) Iron oxide (2) Silicon (3) Graphite (4) Silica
Last answer:
2 These are made on silicon wafers which is aa semi conductor. ...
ic
chips
used
computers
made
thumb_up_alt
0
like
thumb_down_alt
0
dislike
85
views
2
answers
asked
May 2, 2020
by
anonymous
Give different types of IC.
Give different types of IC.
Last answer:
1. Analog IC 2. Digital IC 3. Thin and thick film ICs 4. Monolithic ICs 5. Hybrid or multichip ICs
give
different
types
of
ic
thumb_up_alt
0
like
thumb_down_alt
0
dislike
57
views
1
answer
asked
Jul 24, 2019
by
anonymous
Describe the functional pin diagram of regulator IC 78XX and 79XX.
Describe the functional pin diagram of regulator IC 78XX and 79XX.
Last answer:
IC 78XX: Explanation: 78XX series of IC regulators is representative of three terminal devices that are available with several fixed positive output voltages. It has three terminals labeled ... can also use 25μF aluminum electrolytic capacitor. Values given may be increased without limit.
regulator
ic
thumb_up_alt
0
like
thumb_down_alt
0
dislike
379
views
1
answer
asked
Sep 5, 2018
by
anonymous
Write important features of IC 723.
Write important features of IC 723.
Last answer:
Important features of IC 723: i) It can be connected to function as a positive or negative voltage regulator with an output voltage ranging from 2V to 37V. ii) Output current can be up to 150 ... . v) Built-in short circuit protection. vi) Very low temperature drift. vii) High ripple rejection.
features
ic
723
thumb_up_alt
0
like
thumb_down_alt
0
dislike
51
views
1
answer
asked
Aug 6, 2017
by
anonymous
what is integrated circuit ?
what is integrated circuit ?
Last answer:
The integrated circuit is the semiconductor chip which has lots of small size resistors, capacitors, and transistors. There are so many applications of the integrated circuit. The different Integrated circuit ... are two types of integrated circuit one is analog or linear and second is digital.
ic
thumb_up_alt
1
like
thumb_down_alt
0
dislike
96
views
1
answer
asked
May 14, 2018
by
anonymous
IC 555 is used for
IC 555 is used for
Last answer:
IC 555 is used for Making oscillator
thumb_up_alt
0
like
thumb_down_alt
0
dislike
61
views
1
answer
asked
May 26, 2020
by
anonymous
Draw a labelled pin diagram of IC-555 and state function of each pin
Draw a labelled pin diagram of IC-555 and state function of each pin
Last answer:
Pin Name Purpose 1 GND Ground reference voltage, low level (0 V) 2 TRIG The OUT pin goes high and a timing interval starts when this input falls below 1/2 of ... 8 Vcc Positive supply voltage, which is usually between 3 and 15 V depending on the variation.
thumb_up_alt
0
like
thumb_down_alt
0
dislike
69
views
1
answer
asked
Nov 6, 2019
by
karthik tl
ic 555 used for a
thumb_up_alt
0
like
thumb_down_alt
0
dislike
57
views
0
answers
asked
Aug 15, 2019
by
anonymous
Draw circuit diagram of Bistable multivibrator using IC-555 and explain its working.
Draw circuit diagram of Bistable multivibrator using IC-555 and explain its working.
Last answer:
Definition – A multivibrator which has two stable states, one can be change to other when trigger pulse is applied, known as bistable multivibrator. Circuit diagram of Bistable multivibrator using IC555
bistable
multivibrator
thumb_up_alt
0
like
thumb_down_alt
0
dislike
108
views
2
answers
asked
Jun 17, 2018
by
anonymous
Which of the following are the basic elements in a 555 timer IC?
Which of the following are the basic elements in a 555 timer IC? (a) Two comparators (b) A flip-flop (c) A discharge transistor (d) A resistive voltage divider A) (a), (b) and (d) B) only (a), (b) and (c) C) only (b), (c) and (d) D) only (a), (b), (c) and (d)
Last answer:
Which of the following are the basic elements in a 555 timer IC? (a) Two comparators (b) A flip-flop (c) A discharge transistor (d) A resistive voltage divider A) (a), (b) and (d) B) only (a), (b) and (c) C) only (b), (c) and (d) D) only (a), (b), (c) and (d)
thumb_up_alt
0
like
thumb_down_alt
0
dislike
117
views
1
answer
asked
Apr 9, 2018
by
anonymous
Timer IC 555 has no pin for...
Timer IC 555 has no pin for A) Threshold B) Set C) Trigger D) Control
thumb_up_alt
0
like
thumb_down_alt
0
dislike
44
views
0
answers
asked
Apr 5, 2018
by
anonymous
What does the discharge transistor do in the 555 timer circuit?
What does the discharge transistor do in the 555 timer circuit? (A) Discharge the external capacitor to stop the timing (B) Charge the external capacitor to stop the timing (C) Discharge the external capacitor to start the timing over again (D) Charge the external capacitor to start the timing over again
thumb_up_alt
0
like
thumb_down_alt
0
dislike
113
views
0
answers
asked
Jun 30, 2019
by
anonymous
Consider the circuit in Fig. 2 with the following data: VBE=0.6V; Vz=6.6V; Re=2K ohm; Vcc=15V; assume IB <<IC. What is the role of R1 resistor? Calculate the current IC through the collector resistor (RC): what can be the variation range of the load resistance Re for the current Ic to remain constant.
thumb_up_alt
0
like
thumb_down_alt
0
dislike
65
views
0
answers
asked
Jan 18, 2018
by
anonymous
what are different three main IC Technologies? discuss the advantages of each of them.
what are different three main IC Technologies? discuss the advantages of each of them.
Last answer:
The three different IC technologies are 1.Full custom VLSI2.Semi-custom ASIC3.Programmable Logic Devices (PLD)The advantages of each of them are as follows :1. Full custom VLSIAll ... Logic devices are available instantly.In PLD there is not customised logic cell or mask layer.
thumb_up_alt
0
like
thumb_down_alt
0
dislike
94
views
1
answer
asked
Mar 22, 2018
by
anonymous
What is a clipping circuit?
What is a clipping circuit?
clipping
circuit
thumb_up_alt
0
like
thumb_down_alt
0
dislike
58
views
0
answers
asked
Mar 22, 2018
by
anonymous
What is a diode clamper circuit?
What is a diode clamper circuit?
Last answer:
Tha faction of diode
diode
clamper
circuit
thumb_up_alt
0
like
thumb_down_alt
0
dislike
121
views
1
answer
asked
Mar 22, 2018
by
anonymous
What is the use of diode in the circuit?
What is the use of diode in the circuit?
Last answer:
Diode is a device which allows the flow of current in one direction and blocks the current in opposite direction.
use
diode
circuit
thumb_up_alt
0
like
thumb_down_alt
0
dislike
99
views
1
answer
asked
Mar 22, 2018
by
anonymous
What is meant by bias stabilization?
bias
stabilization
thumb_up_alt
0
like
thumb_down_alt
0
dislike
40
views
0
answers
asked
Mar 22, 2018
by
anonymous
What is forward biased?
What is forward biased?
forward
biased
thumb_up_alt
0
like
thumb_down_alt
0
dislike
390
views
0
answers
asked
Mar 22, 2018
by
anonymous
What type of biasing is used in CE amplifier?
What type of biasing is used in CE amplifier?
type
biasing
used
ce
amplifier
thumb_up_alt
0
like
thumb_down_alt
0
dislike
62
views
0
answers
asked
Mar 22, 2018
by
anonymous
What is meant by biasing a device?
biasing
device
thumb_up_alt
0
like
thumb_down_alt
0
dislike
56
views
0
answers
asked
Mar 22, 2018
by
anonymous
What is emitter biasing?
What is emitter biasing?
emitter
biasing
thumb_up_alt
0
like
thumb_down_alt
0
dislike
90
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is a crystal oscillator?
What is a crystal oscillator?
crystal
oscillator
thumb_up_alt
0
like
thumb_down_alt
0
dislike
44
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is meant by feedback in electronics?
What is meant by feedback in electronics?
feedback
electronics
thumb_up_alt
0
like
thumb_down_alt
0
dislike
88
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is meant by 3db frequency?
What is meant by 3db frequency?
3db
frequency
thumb_up_alt
0
like
thumb_down_alt
0
dislike
51
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the best frequency response?
What is the best frequency response?
best
frequency
response
thumb_up_alt
0
like
thumb_down_alt
0
dislike
64
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the frequency response of a circuit?
What is the frequency response of a circuit?
frequency
response
circuit
thumb_up_alt
0
like
thumb_down_alt
0
dislike
91
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the advantage of differential amplifier?
What is the advantage of differential amplifier?
advantage
differential
amplifier
thumb_up_alt
0
like
thumb_down_alt
0
dislike
62
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the gain of an op amp?
What is the gain of an op amp?
gain
opamp
thumb_up_alt
0
like
thumb_down_alt
0
dislike
57
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the power amplifier?
What is the power amplifier?
power
amplifier
thumb_up_alt
0
like
thumb_down_alt
0
dislike
50
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the use of differential amplifier?
What is the use of differential amplifier?
use
differential
amplifier
thumb_up_alt
0
like
thumb_down_alt
0
dislike
54
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is op amp and its application?
What is op amp and its application?
opamp
application
thumb_up_alt
0
like
thumb_down_alt
0
dislike
421
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the use of operational amplifiers?
What is the use of operational amplifiers?
use
operational
amplifiers
thumb_up_alt
0
like
thumb_down_alt
0
dislike
46
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the meaning of operational amplifier?
What is the meaning of operational amplifier?
operational
amplifier
thumb_up_alt
0
like
thumb_down_alt
0
dislike
50
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is DC analysis of a circuit?
What is DC analysis of a circuit?
dc
analysis
circuit
thumb_up_alt
0
like
thumb_down_alt
0
dislike
88
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is an example of an analog device?
What is an example of an analog device?
example
analog
device
thumb_up_alt
0
like
thumb_down_alt
0
dislike
52
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is an analog voltage?
What is an analog voltage?
analog
voltage
thumb_up_alt
0
like
thumb_down_alt
0
dislike
54
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is analog in terms of electronics?
What is analog in terms of electronics?
analog
electronics
thumb_up_alt
0
like
thumb_down_alt
0
dislike
617
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the difference between analog and digital electronics?
What is the difference between analog and digital electronics?
difference
between
analog
digital
electronics
thumb_up_alt
0
like
thumb_down_alt
0
dislike
72
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is digital and analog electronics?
What is digital and analog electronics?
digital
analog
electronics
thumb_up_alt
0
like
thumb_down_alt
0
dislike
58
views
0
answers
asked
Mar 10, 2018
by
anonymous
What is the analog circuit?
What is the analog circuit?
analog
circuit
thumb_up_alt
0
like
thumb_down_alt
0
dislike
51
views
0
answers
asked
Jan 10
by
anonymous
The average of the 3 digit number, which remain the same when the digits interchange their positions is. A) 444 B) 555 C) 666 D) 777
The average of the 3 digit number, which remain the same when the digits interchange their positions is. A) 444 B) 555 C) 666 D) 777
Last answer:
B) Average = (111+222+333+444+555+666+ 777+888+999)/9 =(111+999)+(222+888)+ (333+777)+(444+666)+ 555/9 =(4*1110)+555/9 =4440 + 555/9 =4995/9 =555.
average
thumb_up_alt
0
like
thumb_down_alt
0
dislike
3
views
1
answer
asked
May 29, 2018
by
anonymous
The output waveform of a 555 Timer is:
The output waveform of a 555 Timer is: (1) Sinusoidal (2) Triangular (3) Rectangular (4) Elliptical
Last answer:
The output waveform of a 555 Timer is: Rectangular
thumb_up_alt
0
like
thumb_down_alt
0
dislike
55
views
1
answer
asked
Apr 9, 2018
by
anonymous
Timing resistor of a monostable using 555 is 100 kOhm. The timing capacitance (in nF) required for...
Timing resistor of a monostable using 555 is 100 kOhm. The timing capacitance (in nF) required for pulsewidth of 100mS is about A) 100 B) 300 C) 600 D) 900
thumb_up_alt
0
like
thumb_down_alt
0
dislike
45
views
0
answers
asked
Mar 22, 2018
by
anonymous
What do you mean by biasing of a transistor?
What do you mean by biasing of a transistor?
biasing
transistor
thumb_up_alt
0
like
thumb_down_alt
0
dislike
74
views
0
answers
asked
Mar 10, 2018
by
anonymous
What are oscillators in technical analysis?
What are oscillators in technical analysis?
oscillators
technical
analysis
thumb_up_alt
0
like
thumb_down_alt
0
dislike
47
views
0
answers
...