Philips NORbits
Encyclopedia
The 60-series NORbit is a very early form (1960's) of digital logic developed by Philips
Philips
Koninklijke Philips Electronics N.V. , more commonly known as Philips, is a multinational Dutch electronics company....

 that uses modules containing discrete components to build logic building blocks. There are three basic types contained in a large (one by two inch) 17 pins Dual in-line package
Dual in-line package
In microelectronics, a dual in-line package is an electronic device package with a rectangular housing and two parallel rows of electrical connecting pins. The package may be through-hole mounted to a printed circuit board or inserted in a socket.A DIP is usually referred to as a DIPn, where n is...

, with nine pins on one side and eight pins on the other side. There were different logic functions available and each function was recognizable by the color of its plastic container, black, blue, red or green. The most important block contained A NOR port (hence the name), but there were also blocks containing drivers, and a timer circuit resemblant of the later 555 timer IC
555 timer IC
The 555 timer IC is an integrated circuit used in a variety of timer, pulse generation and oscillator applications. The part is still in widespread use, thanks to its ease of use, low price and good stability. , it was estimated that 1 billion units are manufactured every year.- Design :The IC...

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