LogicBoard 3GE
About the LogicBoard 3GE PCB
LogicBoard 3GE is an open source PCB design by tullulah, published on GitHub under the GPL-3.0 license. It is a 4-layer board measuring 104.4 × 141.1 mm, with 163 components from 64 distinct parts.
Other key parts include the LM386-3, 27C512PLCC, 74LS00, 74LS32 and CY62256-70PC. By type, the board carries 68 resistors, 67 capacitors, 13 ICs, 7 connectors, 3 transistors and 3 diodes.
From the project
OpenHardware project to reproduce the original PCB of the Vectrex (3GE Revision)
Main components on the LogicBoard 3GE
LogicBoard 3GE bill of materials (BOM)
163 components, 64 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM386-3 | SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm | IC103 |
| 1 | 27C512PLCC | PLCC-32_11.4x14.0mm_P1.27mm | IC201 |
| 1 | 74LS00 | SOIC-14_3.9x8.7mm_P1.27mm | IC202 |
| 1 | 74LS32 | SOIC-14_3.9x8.7mm_P1.27mm | IC203 |
| 1 | CY62256-70PC | SOP-28_8.4x18.16mm_P1.27mm | IC204 |
| 1 | 68A09 | DIP-40_W15.24mm | IC206 |
| 1 | 6522 | DIP-40_W15.24mm | IC207 |
| 1 | AY3-8912 | DIP-28_W15.24mm | IC208 |
| 1 | DAC0808LCMX/NOPB | SO-16_3.9x9.9mm_P1.27mm | IC301 |
| 1 | CD4052B | SO-16_3.9x9.9mm_P1.27mm | IC302 |
| 1 | LF347 | SOIC-14_3.9x8.7mm_P1.27mm | IC303 |
| 1 | LF353 | SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm | IC304 |
| 1 | 4066 | TSSOP-14_4.4x5mm_P0.65mm | IC305 |
| 2 | FMMT551 | SOT-23 | Q301, Q302 |
| 1 | FMMT491TC | SOT-23 | Q303 |
| 1 | LFXTAL026392REEL | 12SMX-B_7x5-SMD_IQD | Y201 |
| 1 | Conn_01x02 | JST_EH_B2B-EH-A_1x02_P2.50mm_Vertical | J103 |
| 1 | AMP 5645384-1 | SULLINS_EBC18DRAS | J201 |
| 2 | MD-90SM | CUI_MD-90SM | J202, J203 |
| 1 | Power | Molex_KK-396_A-41791-0004_1x04_P3.96mm_Vertical | J204 |
Show 44 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Video | Molex_KK-254_AE-6410-04A_1x04_P2.54mm_Vertical | J301 |
| 1 | Conn_01x03_Pin | JST_EH_B3B-EH-A_1x03_P2.50mm_Vertical | J304 |
| 1 | Conn_01x02 | JST_EH_B2B-EH-A_1x02_P2.50mm_Vertical | SW201 |
| 3 | 1N4148 | D_SOD-323 | D201, D301, D302 |
| 27 | 0.1uF | C_0805_2012Metric | C1, C202, C203, C204, C206, C207, C208, C209 +19 |
| 2 | 0.1uF 50V | C_0805_2012Metric | C2, C116 |
| 2 | 20pF | C_0805_2012Metric | C3, C4 |
| 1 | 0.22nF | C_0805_2012Metric | C106 |
| 1 | 10uF 16V | CP_EIA-3216-18_Kemet-A | C113 |
| 1 | 220uF 16V | CP_EIA-3216-18_Kemet-A | C114 |
| 1 | 220uF 16V | CP_EIA-7343-15_Kemet-W | C211 |
| 2 | 100uF 16V | CP_EIA-7343-43_Kemet-X | C212, C213 |
| 17 | 1nF | C_0805_2012Metric | C214, C215, C216, C217, C218, C219, C220, C221 +9 |
| 1 | 22uF | CP_EIA-7343-31_Kemet-D | C227 |
| 1 | 22uF 16V | CP_EIA-7343-31_Kemet-D | C228 |
| 1 | 10nF | C_0805_2012Metric | C229 |
| 1 | 10uF 16V | CP_EIA-7343-31_Kemet-D | C238 |
| 2 | 47pF | C_0805_2012Metric | C303, C315 |
| 5 | 10nF | C_2220_5750Metric | C304, C305, C306, C312, C313 |
| 1 | 4.7uF 16V | CP_EIA-3528-21_Kemet-B | C323 |
| 1 | 220pF | C_0805_2012Metric | C325 |
| 1 | 10 | R_0805_2012Metric | R103 |
| 2 | 6.8k | R_0805_2012Metric | R104, R329 |
| 1 | 47k | R_0805_2012Metric | R105 |
| 1 | 22k | R_0805_2012Metric | R201 |
| 11 | 3.3k | R_0805_2012Metric | R202, R203, R204, R205, R206, R207, R209, R210 +3 |
| 1 | 100 | R_0805_2012Metric | R208 |
| 5 | 33 | R_0805_2012Metric | R214, R215, R216, R217, R226 |
| 12 | 680 | R_0805_2012Metric | R218, R219, R220, R221, R222, R223, R224, R225 +4 |
| 3 | 2.7k 1% | R_0805_2012Metric | R301, R304, R305 |
| 3 | 10k | Potentiometer_ACP_CA14-H5_Horizontal | R302, R333, R335 |
| 1 | 3.6k 1% | R_0805_2012Metric | R303 |
| 4 | 330k | R_0805_2012Metric | R307, R309, R311, R313 |
| 2 | 2.2k | R_0805_2012Metric | R314, R315 |
| 2 | 10k 1% | R_0805_2012Metric | R316, R319 |
| 2 | 220 | R_0805_2012Metric | R317, R320 |
| 2 | 75 | R_0805_2012Metric | R318, R321 |
| 2 | 15k | R_0805_2012Metric | R323, R325 |
| 4 | 33k | R_0805_2012Metric | R327, R344, R345, R346 |
| 2 | 3.3M | R_0805_2012Metric | R332, R334 |
| 1 | 1M | R_0805_2012Metric | R336 |
| 2 | 4.7k | R_0805_2012Metric | R338, R339 |
| 1 | 10k | R_0805_2012Metric | R340 |
| 3 | 1k | R_0805_2012Metric | R341, R342, R343 |
LogicBoard 3GE design files
The KiCad project lives in the tullulah/VectrexPCBRepro repository on GitHub; these links point at the commit this page was built from.
LogicBoard 3GE: common questions
How big is the LogicBoard 3GE PCB?
The LogicBoard 3GE measures 104.4 × 141.1 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the LogicBoard 3GE?
163 components, from 64 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the LogicBoard 3GE design files?
From the tullulah/VectrexPCBRepro repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the LogicBoard 3GE design in my own project?
Yes, under the terms of its GPL-3.0 license, which tullulah chose for the repository.
