
Open8-vga motherboard
adham404/Open8-VGA
An 8-bit computer from 74HC logic: microcoded CPU, VGA, PS/2, on-board editor and assembler. Play it in your browser.

The CD74AC04E is an inverter made by Texas Instruments in a PDIP-14 package with 14 pins. -55℃~+125℃ 1.2V~3.85V 1.5V~5.5V 100mV、500mV 24mA 24mA 3.85V、3.94V、4.4V 300mV~1.65V 4uA 6 6.5ns@5V,50pF 74AC PDIP-14 Inverters ROHS.
PCBKit's library has its KiCad symbol (74xx:74HC04, from KiCad's library) and its footprint (Package_DIP:DIP-14_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C2871899). 1 open-source board in 1 repository on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | — | Input |
| 2 | — | Output |
| 3 | — | Input |
| 4 | — | Output |
| 5 | — | Input |
| 6 | — | Output |
| 7 | GND | Power in |
| 8 | — | Output |
| 9 | — | Input |
| 10 | — | Output |
| 11 | — | Input |
| 12 | — | Output |
| 13 | — | Input |
| 14 | VCC | Power in |

adham404/Open8-VGA
An 8-bit computer from 74HC logic: microcoded CPU, VGA, PS/2, on-board editor and assembler. Play it in your browser.
<iframe src="https://pcbkit.io/embed/parts/ti/CD74AC04E" title="CD74AC04E in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/ti/CD74AC04E.jpg" alt="CD74AC04E" width="1200" height="900">[](https://pcbkit.io/parts/ti/CD74AC04E)Yes. The symbol is 74xx:74HC04 and the footprint Package_DIP:DIP-14_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.
PDIP-14, with 14 pins. Its footprint is drawn on this page.
Texas Instruments publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C2871899, with 0 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the TC4584BP(N,F) by Toshiba, the XD14069 by XINLUDA, the XD4069 by XINLUDA and the CD4007UBN by HGSEMI. Check their datasheets: a part that fits the footprint may still differ in its ratings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.