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Component : 74138 (searched for '74138')

Description

1-of-8 inverting decoder/demultiplexer.

Details


     +---+--+---+            +---+----+----+---+---+---*---+---+---+---+
  S0 |1  +--+ 16| VCC        |EN1|/EN2|/EN3| S2| S1| S0|/Y0|/Y1|...|/Y7|
  S1 |2       15| /Y0        +===+====+====+===+===+===*===+===+===+===+
  S2 |3       14| /Y1        | 0 | X  |  X | X | X | X | 1 | 1 | 1 | 1 |
/EN3 |4   74  13| /Y2        | 1 | 1  |  X | X | X | X | 1 | 1 | 1 | 1 |
/EN2 |5  138  12| /Y3        | 1 | 0  |  1 | X | X | X | 1 | 1 | 1 | 1 |
 EN1 |6       11| /Y4        | 1 | 0  |  0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
 /Y7 |7       10| /Y5        | 1 | 0  |  0 | 0 | 0 | 1 | 1 | 0 | 1 | 1 |
 GND |8        9| /Y6        | 1 | 0  |  0 | . | . | . | 1 | 1 | . | 1 |
     +----------+            | 1 | 0  |  0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 |
                             +---+----+----+---+---+---*---+---+---+---+


Boards using component:

Type Name Description
ROM Taito Qix ROM I/O Can be configured for 2716 or 2732 based ...


Copyright statement
Component information gathered from GIICM, and per the copyright:

"Copyright 1992-1997, Frank A. Vorstenbosch.
Commercial reproduction of the included information (in whatever way) is not allowed without prior consent of the author. In all cases must this copyright message be reproduced on the copies."


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