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 ...

Inspired by the memory of a childhood electronics kit, [Frank] decided to make a new 555 Synthesizer and enter it into the 555 contest. [Frank’s] remake is played with a stylus, and sports an ...

When TV shows and movies need to use a phone number as part of the story, they typically use one that starts with 555. We spoke with an official historian at AT&T to find out why these three ...