Service Manuals, User Guides, Schematic Diagrams or docs for : Pioneer DVD pioneer cd IC_pdf TC74HCT157AF

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IC INFORMATION                        TC74HCT157AF
                                                                J
Function Quad 2-channel multiplexer                         1/1 E
Type     CMOS                         Model       DEX-P01




           SELECT   1                       16      VCC



                                            15      st
               1A    2
                         OUTPUT




                                            14      4A
               1B    3
                                  H

                                  H
                                  L
                                  L

                                  L
                              X
                              X
                              X

                              H
                              B




                              L

                            X: Don't Care



               1Y   4                       13      4B
                         st SELECT A
                                      X

                                      H
                                      X
                                      X
                                      L
                               INPUT




               2A   5                       12      4Y
                            X


                            H
                            H
                            L
                            L
                         H
                         L
                         L
                         L
                         L




               2B    6                      11      3A



               2Y    7                      10      3B



             GND     8                        9     3Y




                                                            2001.5

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