555 timer

Information on 555 Timers:

• Electronics Club 555/556 Page
• Radioshack (Buy Locally)

Online Calculators:

• Monostable Mode (Single Shot)
• Astable Mode (Oscillator)

Monostable Mode Schematic:

Note: C is in Farads (Example: 100 uF = 0.0001 Farads)

Astable Mode Schematic:

Note: C is in Farads (Example: 100 uF = 0.0001 Farads)

Bistable Mode (Flip-Flop) Schematic:

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