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STD BBC RAM/ROM CPU socket
Mode: Editors' pick
- 0
Update time：
2022-10-27 09:34:18
Creation time：
2018-10-30 19:02:09
Description
Expansion for BBC without soldering 128K RAM and 128K FLASH
Design Drawing
schematic diagram
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1
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PCB
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BBCRAMROM:PCB01
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BBCRAMROM:PCB02
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PCB03
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PCB04
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PCB05
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 1u | C4,C5,C6,C7,C8,C1,C2,C3 | 0603 | 8 |
| 2 | CON-COMPACT-FLASH-1 | J1 | COMPACT FLASH SLIM CONNECTOR | 1 |
| 3 | HDR-M-2.54_1x1 | J2 | HDR-M-2.54_1X1 | 1 |
| 4 | LED-Red(0603) | LED1 | LED-0603 | 1 |
| 5 | Header-Male-2.54_2x10 | P1 | HDR-10X2/2.54 | 1 |
| 6 | 1k | R2,R3,R4,R5,R6 | 0603 | 5 |
| 7 | 6502CPU | U1,U2 | DIP-40 | 2 |
| 8 | 74LS30 | U3 | SOP14 | 1 |
| 9 | 74LS32 | U4,U5,U11 | SO14 | 3 |
| 10 | 74xx_74LS00 | U6,U9 | SO14 | 2 |
| 11 | HD74LS02P | U7 | SO14 | 1 |
| 12 | 74LS04 | U8 | SO14 | 1 |
| 13 | CNF2 | JP1,JP4 | 1X02 | 2 |
| 14 | JUMPER_JP2E | JP2,JP3 | 1X03 | 2 |
| 15 | Header-Female-2.54_1x2 | P2 | HDR-1X2/2.54 | 1 |
| 16 | 10k | R1 | 0603 | 1 |
| 17 | 74174 | U104 | SO16 | 1 |
| 18 | SST39SF010A-ROM | U105 | DIP32-600 | 1 |
| 19 | AS6C1008-55PCN-RAM | U106 | SOP-32 | 1 |
| 20 | 74HCT00 | U6,U9 | SO14 | 2 |
| 21 | 74LS08 | U10 | SO14 | 1 |
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