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2.16.2 NEC V20 CPU

Intel i8088 CPU pin compatible.

8 MHz.
10 MHz.

mPD70108

Also made by Sony under license from NEC V20H CPU:

• 10, 12, 16 MHz,
• packages:
  • 40 pin DIP (Dual In-line Package),
  • 44 pin PLCC (Plastic Leaded Chip Carrier),
  • 52 pin PFP (QFP (Quad Flat Package)),
• mPD70108H.

• extra instructions for register bank switches and task switches,
• packages:
  • 84 pin PLCC (Plastic Leaded Chip Carrier),
  • 94 pin QFP (Quad Flat Package),
• mPD70320, mPD70322.

• NEC V25 CPU with integrated peripherals:
  • PIC,
  • DMA,
  • ports,
  • serial,
  • timer,
• 256 bytes RAM,
• 8 kbyte ROM,
• mPD70325.

• NEC V25 CPU with 8086 emulation mode and security mode,
• mPD70327.

• undefined opcode triggers INT6,
• same speeds,
• packages:
  • 68 pin PGA (Pin Grid Array),
  • 68 pin PLCC (Plastic Leaded Chip Carrier),
  • 80 pin PFP (QFP (Quad Flat Package)),
• mPD70208.

• 10, 12, 16 MHz,
• packages:
  • 68 pin PGA (Pin Grid Array),
  • 80 pin PFP (QFP (Quad Flat Package)),
• mPD70208H.

• NEC V40 CPU,
  
• speeds up to 16 MHz.