Commodore 64 PLA replacement - GAL20V8
author: Tobrew
2 layer board of 1.06 x 1.41 inches (26.9 x 35.9 mm)
Uploaded:
March 12, 2026
Shared:
March 12, 2026
Total Price:
$7.45
Commodore 64 PLA replacement board using 2 Lattice GAL20V8B-25 ICs. Original Open Source Design by Daniel Mantione
Direct replacement for the 906114-01 PLA chip
Designed to be plugged into a socket, not to be soldered directly to the PCB. Works on all C64 motherboards. Works with Super Zaxxon, Epyx fast load, custom and alternative KERNALS
The GAL20V8B-25 ICs can be programmed with TL866 programmer.
The required fusemaps and more information are available here: https://www.freepascal.org/~daniel/c64pla/
Parts:
GAL20V8B-25LP x 2
Male round pin header 14 pin x 2
IC socket 24 pin x 2
Commodore 64 PLA replacement board using 2 Lattice GAL20V8B-25 ICs. Original Open Source Design by Daniel Mantione
Direct replacement for the 906114-01 PLA chip
Designed to be plugged into a socket, not to be soldered directly to the PCB. Works on all C64 motherboards. Works with Super Zaxxon, Epyx fast load, custom and alternative KERNALS
The GAL20V8B-25 ICs can be programmed with TL866 programmer.
The required fusemaps and more information are available here: https://www.freepascal.org/~daniel/c64pla/
Parts:
GAL20V8B-25LP x 2
Male round pin header 14 pin x 2
IC socket 24 pin x 2
