marvin marv17
FRANCE • + Follow
Components
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sram CXK581000AM-70LL |
x 1 | |
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74hc244 |
x 1 | |
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74hc32 |
x 1 | |
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74hc139 |
x 1 | |
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100nf smd capacitor 0805 |
x 5 | |
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47 uf capacitor |
x 1 | |
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cr2450 battery |
x 1 | |
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ba6162 |
x 1 | |
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74hc244 |
x 1 |
Description
Sega CD ram Cart 1mbit , reproduction of sega Design
an Sega CD ram Cart 1mbit , reproduction of sega 1991 Design
the pcb have been tested and it work , use it for re-use the parts of your defective pcb , or for build a sega design yourself by grabing parts.
needed parts :
U1 sram CXK581000AM-70LL or equivalent
U3 management chip ba6162 or equivalent
U4 74hc139
U5 74hc74
U6 74hc32
U7 74hc244
C2 C4 C5 C6 C7 C8 100nf capacitor smd 0805
C1 47 uf capacitor
cr2450 battery
order the pcb with ENIG finition at minimum , with 1.6mm thickness.
Jan 01,2026
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Sega CD ram Cart 1mbit , reproduction of sega Design
an Sega CD ram Cart 1mbit , reproduction of sega Design
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Published: Jan 01,2026
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