Ricoh 2A03

Ricoh 2A03 / Ricoh 2A07
General information
Launched1983 (1983)
Discontinued2003
Common manufacturer
Performance
Max. CPU clock rate1.79 MHz
Architecture and classification
Technology node6 μm
Instruction setMOS 6502
Physical specifications
Cores
  • 1
Socket
  • Through-hole Dual Inline Package (DIP)

The Ricoh 2A03 or RP2A03 (NTSC version) / Ricoh 2A07 or RP2A07 (PAL version) is an 8-bit microprocessor manufactured by Ricoh for the Nintendo Entertainment System video game console. It was also used as a sound chip and secondary CPU by Nintendo's arcade games Punch-Out!! and Donkey Kong 3.

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