CLOCK
Trilobyte-CPU·8-bit-computer·PCBs/999-QUEUED-TO-PRINT/CLOCK/CLOCK.kicad_pcb
About the CLOCK PCB
CLOCK is an open source PCB design by Trilobyte-CPU, published on GitHub. It is a 4-layer board measuring 60.5 × 56.4 mm, with 29 components from 14 distinct parts.
Other key parts include the 74HC08, 74HC00, 4027, CD4060 and 4075. By type, the board carries 7 ICs, 7 resistors, 4 connectors, 4 diodes, 3 switches and 3 capacitors.
From the project
A DIY 8-bit computer built mostly with discrete logic chips
Main components on the CLOCK
CLOCK bill of materials (BOM)
29 components, 14 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74HC08 | SOIC-14_3.9x8.7mm_P1.27mm | U1 |
| 2 | 74HC00 | SOIC-14_3.9x8.7mm_P1.27mm | U2, U3 |
| 1 | 4027 | SOIC-16_3.9x9.9mm_P1.27mm | U4 |
| 1 | CD4060 | SOIC-16W_5.3x10.2mm_P1.27mm | U6 |
| 1 | 4075 | SOIC-14_3.9x8.7mm_P1.27mm | U7 |
| 1 | 7HCS08 | SOIC-14_3.9x8.7mm_P1.27mm | U8 |
| 1 | Crystal_GND24 | Crystal_DIP_4_14 | Y1 |
| 1 | Conn_01x06 | PinHeader_1x06_P2.54mm_Vertical | J1 |
| 2 | Conn_01x02 | PinHeader_1x02_P2.54mm_Vertical | J2, J3 |
| 1 | Conn_02x11_Odd_Even | PinHeader_2x11_P2.54mm_Vertical | J4 |
| 3 | SW_Push | SW_PUSH_6mm | SW1, SW2, SW3 |
| 4 | LED | LED_0805_2012Metric | D1, D2, D3, D4 |
| 3 | C | C_0805_2012Metric | C1, C2, C3 |
| 7 | R_Small_US | R_0805_2012Metric | R1, R2, R3, R4, R5, R6, R7 |
CLOCK design files
The KiCad project lives in the Trilobyte-CPU/8-bit-computer repository on GitHub; these links point at the commit this page was built from.
CLOCK: common questions
How big is the CLOCK PCB?
The CLOCK measures 60.5 × 56.4 mm, has 4 copper layers and is 4.69 mm thick.
How many components are on the CLOCK?
29 components, from 14 distinct parts. The full bill of materials is listed on this page.
Where can I download the CLOCK design files?
From the Trilobyte-CPU/8-bit-computer repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the CLOCK design in my own project?
The repository has no license, so all rights stay with Trilobyte-CPU. Use it as a reference, and ask the author before reusing the design.
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