Part Number : TDA9370
Function : IF microprocessor video chroma field scanning small-signal processing integrated circuit
Package : DIP 64 Pin Type
Manufacturers : Philips Electronics
TDA9370 internal circuit mainly includes: microprocessor (CPU); image IF signal processing circuit; brightness, chrominance processing and demodulation circuit; RGB primary color signal matrix conversion circuit; black level extension, image sharpness enhancement circuit; RGB primary color selection Switch circuit; debug-free line oscillating circuit and line and field excitation pulse forming and output circuit: image state adjustment circuit.
In the figure, the function code of each pin, the signal output/person flow direction (indicated by the arrow) are marked, and the function, voltage and resistance test data of each pin are further described in the form of a table, and the transistor type and application parameters of the TDA9370 peripheral circuit are given. Replacement model. This is a great help for overhauling the TDA9370 super chip color TV.