A2286 Schematic and PALs
| Schematic A2286 Rev6 | |
| Schematic Baby Rev8 | |
| Schematic Baby Rev8.1 | |
| Schematic Baby RevA |
Pal Matrix je nach Revision
| IC | Original Type PAL |
Tested Replacement Type GAL |
Name | Base Rev 6.0 | Base Rev 6.1 | Base Rev. A |
|---|---|---|---|---|---|---|
| U5 | 20L10 | Lattice 22V10B-15 | DACK Decoder | 380673-01 | 380673-01 | 380673-01 |
| U6 | 20L10 | Lattice 22V10B-15 | 8042, Floppy & CoPro Decode | 380672-01 | 380672-01 | 380672-01 |
| U10 | 16R4 | Lattice 16V8D-15 Atmel 16V8BQL-15 |
Keyboard/Parity Enable | 380675-01 | 380675-01 | 380675-01 |
| U21 | 16L8B | Lattice 16V8D-15 Atmel 16V8BQL-15 |
Clock Decode | 380676-01 | 380676-01 | 380676-01 |
| U23 | 16R4 | Lattice 16V8D-15 Atmel 16V8BQL-15 |
A0 Delay/IOW Delay | 380674-01 | 380674-01 | 380674-01 |
| IC | Original Type PAL |
Replacement Type GAL |
Name | Baby Rev. 8.0 | Baby Rev. 8.1 | Baby Rev. A |
|---|---|---|---|---|---|---|
| U33 | 16L8B | Lattice 16V8D-15 Atmel 16V8BQL-15 |
RAS0/RAS1 generate | 380686-03 | 380686-05 | 380686-05 |
| U55 | 16L8B | Lattice 16V8D-15 Atmel 16V8BQL-15 |
DRAM Parity/RAS/CAS | 380684-01 | 380684-02 | 380684-02 |
| U58 | 16L8B | Lattice 16V8D-15 Atmel 16V8BQL-15 |
Buslogic | 380685-04 | 380685-04 | 380685-04 |
| U72 | P8042 | P8742 | Keyboard Controller | 390341-01 | 390341-01 | 390341-01 |
Last Update: 11.04.2024