DATAMATH CALCULATOR MUSEUM |

Canon F-700

Date of introduction: | 1994 | Display technology: | LCD |

New price: | Display size: | 10 + 2 | |

Size: | 5.0" x 2.8" x 0.4" | ||

Weight: | 2.3 ounces | Serial No: | |

Batteries: | 1*CR2025 | Date of manufacture: | |

AC-Adapter: | Origin of manufacture: | China | |

Precision: | 11 | Integrated circuits: | NEC uPD75308 |

Memories: | 6 | ||

Program steps: | Courtesy of: | Joerg Woerner |

This
Canon F-700 is one of the typical "Do it all" calculators introduced
in the 1990's.

It performs:

Scientific and 2-variable statistical calculations | |

Logical calculations | |

Solves linear equations with 2 variables | |

Complex number calculations | |

12 metric conversions | |

Programmable with 64 steps and two programs | |

6 user memories |

Searching the manufacturer of this typical OEM-calculator is easy, the printed circuit board (PCB) gives the designation Truly 105C.

Mike Sebastian's "Calculator
forensics" reveals with the uncommon result of 9.0000389918 the NEC
uPD75308 as calculator brain, actually a common 4-bit microcomputer with
integrated display drivers and enough RAM to implement a small programmable
calculator.

The successor of the F-700 sports a two-line display, don't miss the F-720.

If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, June 22, 2003. No reprints without written permission.