NE555 is a monolithic timing circuit capable of producing accurate time delays or oscillation, which was introduced by the National Semiconductor Company in 1972. It has the advantages of high timing accuracy, complete functions and wide application range.
The NE555 is a monolithic timing circuit capable of producing accurate time delays or oscillations. It can operate in astable or monostable mode, with timing from microseconds to hours, and offers TTL‑compatible output that can sink or source up to 200 mA.
The datasheet lists absolute maximum ratings, electrical characteristics, package options (DIP‑8 and SOP‑8), and typical application circuits. Ordering information and the device’s function table are also included.
| Supply Voltage Range | 16 V – 45 V |
|---|---|
| Output Current | Up to 200 mA |
| Temperature Stability | 0.005 %/°C |
| Timing Range | Microseconds to Hours |
| Package Options | DIP‑8, SOP‑8 |
The maximum supply voltage is 45 V.
It can source or sink up to 200 mA.
The NE555 is offered in DIP‑8 and SOP‑8 packages.
The device has a temperature stability of 0.005 % per degree Celsius.