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20Pcs , (10 Each) NE555 NE555P IC 555 Timer Programming Oscillator Chip & 8 Pin DIP Sockets|Integrated Circuits| - AliExpress
![TLC551 IC Timer - CMOS 555 with 1V to 15V power, up to 1.8MHz [TLC551CP] : ID 5222 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits TLC551 IC Timer - CMOS 555 with 1V to 15V power, up to 1.8MHz [TLC551CP] : ID 5222 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/5222-00.jpg)
TLC551 IC Timer - CMOS 555 with 1V to 15V power, up to 1.8MHz [TLC551CP] : ID 5222 : $3.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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555 TIMER PROJECTS: Great Collection of DIY Projects Using 555 Timer IC eBook : PATHAN, MAJID: Amazon.co.uk: Books
![The general 555 timer circuit schematic At the heart of the circuit is... | Download Scientific Diagram The general 555 timer circuit schematic At the heart of the circuit is... | Download Scientific Diagram](https://www.researchgate.net/profile/Eric-Macdonald-2/publication/242336385/figure/fig4/AS:667132425691155@1536068173624/The-general-555-timer-circuit-schematic-At-the-heart-of-the-circuit-is-a-LM555-IC-which_Q640.jpg)