GTIA

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George's Television Interface Adapter

An improved version of CTIA.


Part numbers

  • CO12295 (CTIA)
  • CO14889 PAL
  • CO14805 NTSC
  • CO20120 SECAM


Pinout

     +-----+--+-----+
  A1 |1    +--+   40| A2
  A0 |2           39| A3
 Vcc |3           38| A4
  D3 |4           37| D4
  D2 |5           36| D5
  D1 |6           35| D6
  D0 |7           34| D7
  T0 |8           33| R / /W
  T1 |9           32| /CS
  T2 |10          31| LUM0
  T3 |11   GTIA   30| Φ2  (Phase 2 input)
  S0 |12          29| F0O (Fast phase 0 output)
  S1 |13          28| OSC
  S2 |14          27| Vss
  S3 |15          26| HALT
 PAL |16          25| CSYNC
CAD3 |17          24| LUM3
 AN0 |18          23| LUM2
 AN1 |19          22| LUM1
 AN2 |20          21| COLOR
     +--------------+