
Z80SBC
profdc9/Z80SBC
This is a PCB layout by Daniel Marks of Grant Searle's 9 chip CP/M computer as obtained from

The 74HC393D is a counters, Divider made by Nexperia in a SOP-14 package with 14 pins. -40℃~+125℃ 107MHz 12ns 2 2V~6V 4 Asynchronous Divide-by-2 Falling Edge SOIC-14 Counters, Dividers ROHS.
PCBKit's library has its KiCad symbol (74xx:74LS393, from KiCad's library) and its footprint (Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, from KiCad's library), ready for a KiCad board. 2,158 are in stock at JLCPCB (part C5641). 12 open-source boards in 11 repositories on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | CP | Input |
| 2 | MR | Input |
| 3 | Q0 | Output |
| 4 | Q1 | Output |
| 5 | Q2 | Output |
| 6 | Q3 | Output |
| 7 | GND | Power in |
| 8 | Q3 | Output |
| 9 | Q2 | Output |
| 10 | Q1 | Output |
| 11 | Q0 | Output |
| 12 | MR | Input |
| 13 | CP | Input |
| 14 | VCC | Power in |

profdc9/Z80SBC
This is a PCB layout by Daniel Marks of Grant Searle's 9 chip CP/M computer as obtained from




PrinceYadav78/Single-Board-Computer
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transistorfet/retroverse
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ddanila/8080-cosim
Reconstruction of the Soviet/Estonian Juku E5104 processor board as a physical PCB and a runnable digital model. Structural Verilog connectivity is checked against the machine-readable board model with LVS.
<iframe src="https://pcbkit.io/embed/parts/nexperia/74HC393D" title="74HC393D in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/nexperia/74HC393D.jpg" alt="74HC393D" width="1200" height="900">[](https://pcbkit.io/parts/nexperia/74HC393D)Yes. The symbol is 74xx:74LS393 and the footprint Package_SO:SOIC-14_3.9x8.7mm_P1.27mm, both drawn on this page. PCBKit places them on a board for you when you design with it.
SOP-14, with 14 pins. Its footprint is drawn on this page.
Nexperia publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C5641, with 2,158 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the CD4024BM96 by Texas Instruments, the MC74HC393AD by onsemi, the 74HC393D-Q100J by Nexperia and the 74HC4024D-Q100J by Nexperia. Check their datasheets: a part that fits the footprint may still differ in its ratings.
12 boards in 11 repositories on GitHub; the most starred are listed on this page, with their KiCad files.