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4x4 matrix keypad

Abstract: 4x4 matrix keypad driver tiger560 application KEYPAD 4X8 SWITCH 4x4 keypad scanning TigerJet 560B keypad scanning TIGER560B 10 pin 4x4 matrix keypad 74LS244 buffer
Text: TIGER560B Application note on migrating existing Tiger560 designs to the Tiger560B The Tiger560B is in high volume production and can directly replace the Tiger560 as it is fully software and pin and pin compatible. Using the Tiger560B in place of a Tiger560 is simply a case of replacing the existing chip.