then ultimately ended up building the three main logic blocks inside the familiar timer on pieces of copper-clad board. He’d built a 555 using discrete components. While this isn’t 100% ...

If you’re not familiar with the 555 timer, suffice it to say that this ... the best overall description you can come up with. Inside, you’ll find a voltage divider producing references at ...

Commercially, this IC is available in 8-pin circular, TO-99 or 8-pin DIP, or 14-pin DIP packages. The salient features of 555 timer ICs are Compatible with both TTL and CMOS logic families. The ...