The 555 timer IC is an integrated circuit (chip) used in a variety of timer, pulse generation, and As of it was estimated that 1 billion units were manufactured every year. The 555 is the most popular integrated circuit ever manufactured. Pin configuration : GND, TRIG, OUT, RESET, C.
United Kingdom 555 – Calendar with British holidays. Yearly calendar showing months for the year 555. Calendars – online and print friendly – for any year and.
The year 555 BC was a year of the pre-Julian Roman calendar. In the Roman Empire, it was known as year 199 Ab urbe condita. The denomination 555 BC for Years : 558 BC ; 557 BC ; 556 BC ; 555 BC; 554.