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GCSE     Timing     555     555 Astable     >555 Monostable<     555 Motor Speed     Mark Space    

Timing 555 Monostable


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  GCSE    RC Timing  0 of 20    Question 407    555 Astable Duty Cycle 
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Deadline not set1 of 20    Question 392    555 Astable Facts 
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Deadline not set7 of 20    Question 1415    555 Astable Frequency 
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Deadline not set8 of 20    Question 395    555 Astable Frequency 
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Deadline not set9 of 20    Question 396    555 Astable: High Pulse 
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Deadline not set10 of 20    Question 397    555 Astable: Low Pulse 
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Deadline not set11 of 20    Question 398    555 Internals 
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Deadline not set12 of 20    Question 399    555 Internals 
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Deadline not set14 of 20    Question 403    555 Internals 
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Deadline not set15 of 20    Question 406    555 Monostable Calculation 
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Deadline not set16 of 20    Question 388    555 Monostable Facts 
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Deadline not set17 of 20    Question 404    555 Monostable Facts 
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Deadline not set18 of 20    Question 401    555 Monostable Period 
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Deadline not set19 of 20    Question 405    555 Monostable Period 
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Deadline not set20 of 20    Question 400    555 Timer Circuit 
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555 Data Sheet from Texas Instruments        555 Monostable in the Lushprojects Simulator - Momentarily click the trigger or reset switches.

The 555 Monostable output is a single accurately timed pulse. There is one stable state.

Key Facts

How it Works - Exam Answer

555 Monostable Circuit Diagram

Pulse Time

The square wave output is high for the following period ...

T = 1.1 R C

Timing Diagram

555 Monostable Timing Diagram

Something to Build

This produces a 1.1 second pulse when triggered. The LED should come on for 1.1 seconds. The black wire on the left is an improvised switch.

555 Monostable Layout Photo 555 Monostable Circuit Diagram 1.1 Second LED Flash

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