It’s available in a variety of 8-pin packages, including DIP, SOIC, and VSSSOP, in order of decreasing size. Also available is the hobbyist’s worst nightmare: a 555 in a chip-sized BGA (ball ...

One vintage NE555N that I tested was manufactured by Signetics and bears the date code: 8116 (1981, week 16). Today, the 555 is perhaps the least expensive IC available at $0.174 each (quantity 1) or ...

As it turns out, the ever-useful 555 timer chip does the job admirably. It’s a simple enough circuit, the threshold pin is pulled high so the output goes high, and the PWM drive from an Arduino ...