Master System Carts

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The Master System Flash cart support the Sega Mapper implemented in an Altera EPM3064 with up to 8Mbit with a x29Fx00 Flash IC in a TSOP48 package. Two pages of SRAM (32KB total) can be battery-backed for save files.

8Mbit SRAM SMT

Specifications

  • Sega Mapper supporting 8Mbits and 32KB SRAM
  • Advanced battery circuit ensures no leakage through #CE pin without expensive battery monitor IC
  • Battery can be replaced without any soldering

Schematic

Dimensions

Sega Master System cartridge PCBs are 1.6mm thick.

 

René

Electronics engineer and retrogaming fanatic!