Final memory
About the Final memory PCB
Final memory is an open source PCB design by KN-Breadboard-Computing, published on GitHub. It is a 2-layer board measuring 200 × 300 mm, with 215 components from 14 distinct parts.
By type, the board carries 72 LEDs and 2 capacitors.
Final memory bill of materials (BOM)
215 components, 14 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | CD4081BEE4 | DIP-14_W7.62mm | AND-GATE-ZERO-PAGE1, AND-GATE-ZERO-PAGE2 |
| 3 | SW_DIP_x08 | SW_DIP_SPSTx08_Slide_6.7x21.88mm_W7.62mm_P2.54mm_LowProfile | BTTNS-MAR0, BTTNS-MAR1, BTTNS-MBR1 |
| 8 | CD74HC193E | DIP-16_W7.62mm | COUNTER-PC0, COUNTER-PC1, COUNTER-PC2, COUNTER-PC3, COUNTER-STC0, COUNTER-STC1, COUNTER-STC2, COUNTER-STC3 |
| 4 | DS1013-20SSIB1-B-0 | PinSocket_2x10_P2.54mm_Vertical | IDC-ADDRESS-BUS1, IDC-DATA-BUS1, IDC-SIGNALS1, IDC-SIGNALS2 |
| 1 | AS6C1008-55PCN | DIP-32_W15.24mm | MEMORY1 |
| 2 | CD74HC04E | DIP-14_W7.62mm | NOT-GATE-BUS1, NOT-GATE-STC1 |
| 1 | CD4071BEE4 | DIP-14_W7.62mm | OR-GATE-STC1 |
| 5 | SN74HC574N | DIP-20_W7.62mm | REGISTER-MAR0, REGISTER-MAR1, REGISTER-MBR1, REGISTER-TMPH1, REGISTER-TMPL1 |
| 96 | R_US | R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal | RR_RMBR0, R_BTTN0, R_BTTN1, R_BTTN2, R_BTTN3, R_BTTN4, R_BTTN5, R_BTTN6 +88 |
| 1 | CONN-1x2 | PinHeader_1x02_P2.54mm_Vertical | SUPPLY1 |
| 18 | SN74AC245N | DIP-20_W7.62mm | TRANSCEIVER-PC0, TRANSCEIVER-PC1, TRANSCEIVER-STC0, TRANSCEIVER-STC1, TRANSCEIVER-TMP0, TRANSCEIVER-TMP1, TRANSCEIVER-TMP2, TRANSCEIVER-TMP3 +10 |
| 72 | LED | LED_D5.0mm_FlatTop | LED_PC0, LED_PC1, LED_PC2, LED_PC3, LED_PC4, LED_PC5, LED_PC6, LED_PC7 +64 |
| 1 | C_Polarized_US | CP_Radial_D5.0mm_P2.50mm | C1 |
| 1 | C | C_Disc_D3.0mm_W1.6mm_P2.50mm | C2 |
Final memory design files
The KiCad project lives in the KN-Breadboard-Computing/computer repository on GitHub; these links point at the commit this page was built from.
Final memory: common questions
How big is the Final memory PCB?
The Final memory measures 200 × 300 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Final memory?
215 components, from 14 distinct parts. The full bill of materials is listed on this page.
Where can I download the Final memory design files?
From the KN-Breadboard-Computing/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 Final memory design in my own project?
The repository has no license, so all rights stay with KN-Breadboard-Computing. Use it as a reference, and ask the author before reusing the design.
