This circuit is a driver for R-2R network of AD converters. We found it in manufacturer documentation from the 1980s. The configuration can be adapted to be used with modern operationals.
Programmable unijunction transistors are not commonly used components today. This Popular...
Two complementary transistors in an oscillating configuration simulate an unijunction generating...
This circuit doesn't use CMOS functions, but instead a bipolar transistor. The main feature for...