4004MainBoard
About the 4004MainBoard PCB
4004MainBoard is an open source PCB design by novi, published on GitHub under the CC-BY-4.0 license. It is a 2-layer board measuring 95.1 × 72.1 mm, with 109 components from 45 distinct parts.
Other key parts include the 74HC08, 74HC161, PST600, Intel4004 and LT1931A. By type, the board carries 41 resistors, 25 capacitors, 12 diodes, 11 transistors, 9 ICs and 5 connectors.
From the project
Intel 4004 Single Board Computer (KiCad project)
たまにリセットが効かないことがある(手動リセットすること) バッファドライバの改善
jim11662418/4004-SBC MCS-4 Test Boards for Sale Intel 4004 — 50th Anniversary Project Intel 4004 system MCS-4 佐野正博「世界最初のマイクロプロセッサ Intel 4004」 Intel 4004の回路図を読む マイクロプロセッサ 4004 の開発
Main components on the 4004MainBoard
4004MainBoard bill of materials (BOM)
109 components, 45 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 74HC08 | SOIC-14_3.9_5.3x8.7mm_P1.27mm | U1 |
| 1 | 74HC161 | SOIC-16_3.9_5.3x10.2mm_P1.27mm | U2 |
| 1 | PST600 | TO-92_Inline_Wide | U3 |
| 1 | Intel4004 | DIP-16_W7.62mm_Socket | U4 |
| 1 | LT1931A | TSOT-23-5_HandSoldering | U5 |
| 1 | 74LS540 | SOIC-20W_7.5x12.8mm_Pitch1.27mm | U6 |
| 2 | Intel4002-1 | DIP-16_W7.62mm_Socket | U7, U8 |
| 1 | LT1763 | SOIC-8_3.9x4.9mm_Pitch1.27mm | U9 |
| 7 | 2SA1162GR | SC-59_Handsoldering | Q1, Q3, Q5, Q6, Q7, Q8, Q11 |
| 4 | 2SC2712GR | SC-59_Handsoldering | Q2, Q4, Q9, Q10 |
| 1 | DLO555MB | TO-92_Inline_Wide | Y1 |
| 1 | BUS | Pin_Header_Straight_2x20_Pitch2.54mm | J1 |
| 1 | P0 RAM1 | GS3 | J2 |
| 1 | CMRAM RAM2 | GS3 | J3 |
| 1 | P0 RAM2 | GS3 | J4 |
| 1 | DC 5V | DC_JACK_MJ-179PH | J5 |
| 1 | TEST | SW_PUSH_6mm | SW1 |
| 1 | RESET | SW_PUSH_6mm | SW2 |
| 1 | POWER | ToggleSW_MS-612A_RI | SW3 |
| 2 | O0 | LED_0603_HandSoldering | D1, D6 |
Show 25 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | O1 | LED_0603_HandSoldering | D2, D7 |
| 1 | MBR0520 | D_SOD-123_HandSoldering | D3 |
| 2 | O2 | LED_0603_HandSoldering | D4, D9 |
| 2 | O3 | LED_0603_HandSoldering | D5, D10 |
| 1 | D | D_SOD-123_HandSoldering | D8 |
| 1 | D_ALT | D_SOD-123_HandSoldering | D11 |
| 1 | POWER | LED_0603_HandSoldering | D12 |
| 2 | 20uH | Choke_SMD_10.4x10.4_H4.8 | L1, L2 |
| 8 | 0.1u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C1, C2, C8, C15, C16, C17, C18, C24 |
| 3 | 100p | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C3, C4, C25 |
| 1 | 0 | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C5 |
| 4 | 10u 16V | CP_Elec_4x4.5 | C6, C7, C9, C20 |
| 3 | 10u X5R | C_1206_HandSoldering | C10, C11, C14 |
| 1 | 220p | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C12 |
| 2 | 1u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C13, C21 |
| 1 | 0.01u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C19 |
| 1 | 10u | C_1206_HandSoldering | C22 |
| 1 | 47u 6.3V | CP_Elec_5x5.8 | C23 |
| 5 | 330 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1, R2, R5, R9, R11 |
| 18 | 1k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R3, R4, R6, R7, R8, R12, R14, R16 +10 |
| 2 | 4.7k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R10, R27 |
| 10 | 22 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R13, R15, R29, R30, R36, R37, R38, R39 +2 |
| 1 | 10k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R20 |
| 1 | 30k(33k//330k) | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R25 |
| 4 | 22k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R31, R32, R33, R34 |
4004MainBoard design files
The KiCad project lives in the novi/4004MainBoard repository on GitHub; these links point at the commit this page was built from.
- Layout4004MainBoard.kicad_pcb
- Schematic4004MainBoard.kicad_sch
4004MainBoard: common questions
How big is the 4004MainBoard PCB?
The 4004MainBoard measures 95.1 × 72.1 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the 4004MainBoard?
109 components, from 45 distinct parts. The full bill of materials is listed on this page.
Where can I download the 4004MainBoard design files?
From the novi/4004MainBoard repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the 4004MainBoard design in my own project?
Yes, under the terms of its CC-BY-4.0 license, which novi chose for the repository.