hardware
ddraig68k
Schematic and CAD files for my 68K based computer
Components (37)
| Reference | Value | Description |
|---|---|---|
| Q1 | BC817 | |
| U1 | 74LS125 | |
| U2 | XC9536PC44 | |
| U3 | 74HCT04 | |
| U4 | CXA2075M | |
| U5 | V9990 | |
| U6,U7 | KM428C256 | |
| C1-C3,C6-C8,C18,C22-C26 | 100nF | |
| C4,C5 | 22pF | |
| C9 | 47pF | |
| C10 | 5pF | |
| C11-C17 | 220uF | |
| C19 | 47uF | |
| C20,C21 | 27pF | |
| D1 | Amber | |
| J1 | D68K_64PIN_BOARD | |
| J2 | JTAG | |
| J3 | S-Video | |
| J4 | Composite | |
| J5 | RGB Video | |
| J6 | Audio In | |
| L1,L2 | 4.7uH | |
| R1,R18 | 220R | |
| R2,R4,R5 | 470R | |
| R3 | 4M7 | |
| R6,R7 | 2K2 | |
| R8 | 2K61 | |
| R9-R11,R13,R14 | 75R | |
| R12 | 43R | |
| R15 | 240R | |
| R16 | 1K | |
| R17 | 100R | |
| R19 | 10M | |
| R20-R24 | 4K7 | |
| X1 | 14.314Mhz | |
| Y1 | 4.4336161875Mhz | |
| Y2 | 21.47727Mhz |