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32Mbit Sega Genesis /MD Reproboard

$4.50

32Mbit Sega Genesis / MD Reproboard

In stock

SKU: SEGA-32Mbit-RET Category: Tag:
Buy 20-49 boards and save 10%. Buy 50-99 boards and save 12%. Buy 100+ boards and save 15%.

Description

These boards are compatible with almost ANY Sega Genesis / MD game out there! The only exception is SSF2 or any game with a custom mapper chip (e.g Pier Solar). Perfect for all your Sega needs!

The board can handle up to 32Mbit of ROM, and 256K of battery-backed SRAM.

 


PARTS LIST

Parts required for assembly (eBay, buyicnow.com or digikey.com work great for these):

*NOTE* All parts should be through-hole, and are placed where written on the board.

1x 74HCT139 : https://www.digikey.com/product-detail/en/texas-instruments/SN74HCT139N/296-8390-5-ND/376857

1x 74HCT74  (only needed for games larger than 2Mbytes) : https://www.digikey.com/product-detail/en/texas-instruments/SN74HCT74N/296-1625-5-ND/277271

1x 256K SRAM (generic name is 62256 SRAM) : https://www.digikey.com/product-detail/en/alliance-memory-inc/AS6C62256-55PCN/1450-1033-ND/4234592

1x CR2032 battery with tabs : https://www.digikey.com/product-detail/en/panasonic-bsg/CR-2032-HFN/P666-ND/616104

2x 1K ohm resistors : https://www.digikey.com/product-detail/en/stackpole-electronics-inc/CF14JT1K00/CF14JT1K00TR-ND/1741314

2x 1N4148 diodes : https://www.digikey.com/product-detail/en/on-semiconductor/1N4148/1N4148FS-ND/458603

1x 22uF capacitor : https://www.digikey.com/product-detail/en/murata-electronics-north-america/RDER72J224K5E1H03A/490-9264-1-ND/4772426

2x 0.1 uF capacitors : https://www.digikey.com/product-detail/en/vishay-bc-components/K104Z15Y5VF5TL2/BC1160CT-ND/286782

1x M27C322 or M27C160 chip (programmed with the ROM file) : you must search eBay or Aliexpress for these, they’re always available there

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