Chinese data of dap8a chip
Taking domestic F741 as an example, the package is ceramic C-8 dual-in-line type. Pin 6 is the output end; The second foot is the inverting input end, and the phase of the signal input from the foot is opposite to that of the output signal; 3 pin is in phase input end, from the foot input signal and output signal phase is the same; Pin 1 and pin 5 are zero adjusting terminals, which are used to adjust the zero potential deviation of the output end, and an indirect fine-tuning resistance center tap of pin 1 and pin 5 is connected to the positive power supply; 4, 7 pin is the feed end, 7 pin is connected to the positive power supply, 4 pin is connected to the negative power supply; 8 Indicates an empty foot