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Consider the following statements regarding 555 timer:
1. It operates on -5 V to +18 V supply voltage in both free running and one-shot modes.
2. It has a high current output and it can source or sink 500 mA.
3. The output can drive TTL and has a temperature stability of 80 parts per million (ppm) per degree celsius change in temperature or equivalently 0.008 %/°C.
Which of the above statements are not correct?
  • a)
    1 and 2 only
  • b)
    1 and 3 only
  • c)
    1, 2 and 3
  • d)
    2 and 3 only
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
Consider the following statements regarding 555 timer:1. It operates o...
555 Timer IC:
  • The 555 timer chip is extremely robust and stable 8-pin device.
  • It can be operated either as a very accurate Monostable, Bistable or Astable Multivibrator to produce a variety of applications such as one-shot or delay timers, pulse generation, LED and lamp flashers, alarms and tone generation, logic clocks, frequency division, power supplies and converters etc.
Pin Diagram:
Characteristics of 555 timer IC:
  • Typical operating voltage is +5V, can withstand a maximum of +18V.
  • The source/sink current of the output pin is 200mA.
  • Consumes up to 3mA when operating at +5V.
  • Trigger Voltage is 1.67 when operating at +5V.
  • Operating Temperature is 70 degree Celsius.
  • Available in 8-pin PDIP, SOIC, and VSSOP packages.
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Consider the following statements regarding 555 timer:1. It operates on -5 V to +18 V supply voltage in both free running and one-shot modes.2. It has a high current output and it can source or sink 500 mA.3. The output can drive TTL and has a temperature stability of 80 parts per million (ppm) per degree celsius change in temperature or equivalently 0.008 %/°C.Which of the above statements are not correct?a)1 and 2 onlyb)1 and 3 onlyc)1, 2 and 3d)2 and 3 onlyCorrect answer is option 'A'. Can you explain this answer?
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Consider the following statements regarding 555 timer:1. It operates on -5 V to +18 V supply voltage in both free running and one-shot modes.2. It has a high current output and it can source or sink 500 mA.3. The output can drive TTL and has a temperature stability of 80 parts per million (ppm) per degree celsius change in temperature or equivalently 0.008 %/°C.Which of the above statements are not correct?a)1 and 2 onlyb)1 and 3 onlyc)1, 2 and 3d)2 and 3 onlyCorrect answer is option 'A'. Can you explain this answer? for Electronics and Communication Engineering (ECE) 2024 is part of Electronics and Communication Engineering (ECE) preparation. The Question and answers have been prepared according to the Electronics and Communication Engineering (ECE) exam syllabus. Information about Consider the following statements regarding 555 timer:1. It operates on -5 V to +18 V supply voltage in both free running and one-shot modes.2. It has a high current output and it can source or sink 500 mA.3. The output can drive TTL and has a temperature stability of 80 parts per million (ppm) per degree celsius change in temperature or equivalently 0.008 %/°C.Which of the above statements are not correct?a)1 and 2 onlyb)1 and 3 onlyc)1, 2 and 3d)2 and 3 onlyCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Electronics and Communication Engineering (ECE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the following statements regarding 555 timer:1. It operates on -5 V to +18 V supply voltage in both free running and one-shot modes.2. It has a high current output and it can source or sink 500 mA.3. The output can drive TTL and has a temperature stability of 80 parts per million (ppm) per degree celsius change in temperature or equivalently 0.008 %/°C.Which of the above statements are not correct?a)1 and 2 onlyb)1 and 3 onlyc)1, 2 and 3d)2 and 3 onlyCorrect answer is option 'A'. Can you explain this answer?.
Solutions for Consider the following statements regarding 555 timer:1. It operates on -5 V to +18 V supply voltage in both free running and one-shot modes.2. It has a high current output and it can source or sink 500 mA.3. The output can drive TTL and has a temperature stability of 80 parts per million (ppm) per degree celsius change in temperature or equivalently 0.008 %/°C.Which of the above statements are not correct?a)1 and 2 onlyb)1 and 3 onlyc)1, 2 and 3d)2 and 3 onlyCorrect answer is option 'A'. Can you explain this answer? in English & in Hindi are available as part of our courses for Electronics and Communication Engineering (ECE). Download more important topics, notes, lectures and mock test series for Electronics and Communication Engineering (ECE) Exam by signing up for free.
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