CDP1802

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RCA CDP1802

       +-----+--+-----+
 CLOCK |1    +--+   40| Vdd
 /WAIT |2           39| /XTAL
/CLEAR |3           38| /DMA IN
     Q |4           37| /DMA OUT
   SC1 |5           36| /INTERRUPT
   SC0 |6           35| /MWR
  /MRD |7           34| TPA
 BUS 7 |8           33| TPB
 BUS 6 |9           32| MA7
 BUS 5 |10          31| MA6
 BUS 4 |11   CDP    30| MA5
 BUS 3 |12  1802D   29| MA4
 BUS 2 |13          28| MA3
 BUS 1 |14          27| MA2
 BUS 0 |15          26| MA1
   Vcc |16          25| MA0
    N2 |17          24| /EF1
    N1 |18          23| /EF2
    N0 |19          22| /EF3
   Vss |20          21| /EF4
       +--------------+


Datasheet

Intersil CDP1802