Notable chips on the board include:
Ricoh RP2A03G 8-bit, 1.79 MHz CPU
Ricoh RP2C02G-0 8-bit, 5.32 MHz PPU
Toshiba TC40H368P hex bus buffers
Sharp LH5216D-12 static RAM
Hitachi HD74LS139P decoder/demultiplexer
Unsurprisingly, lead solder abounds on the bottom of the board. RoHS standards weren't established until 20 years after this puppy was made.
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