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LC75817W - 1/8 to 1/10 Duty Dot Matrix LCD Display Controller/Driver

Key Features

  • Key input function for up to 30 keys (A key scan is performed only when a key is pressed. ).
  • Controls and drives a 5 × 7, 5 × 8, or 5 × 9 dot matrix LCD.
  • Supports accessory display segment drive (up to 60 segments).
  • Display technique: 1/8 duty 1/4 bias drive (5 × 7 dots) 1/9 duty 1/4 bias drive (5 × 8 dots) 1/10 duty 1/4 bias drive (5 × 9 dots).
  • Display digits: 12 digits × 1 line (5 × 7 dots, 5 × 8 dots) 11 digits × 1 line (5 × 9 dots).
  • Disp.

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Full PDF Text Transcription for LC75817W (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for LC75817W. For precise diagrams, and layout, please refer to the original PDF.

Ordering number : EN6144 CMOS IC LC75817E, 75817W 1/8 to 1/10 Duty Dot Matrix LCD Display Controller/Driver with Key Input Function Overview The LC75817E and LC75817W are...

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/Driver with Key Input Function Overview The LC75817E and LC75817W are 1/8 to 1/10 duty dot matrix LCD display controller/drivers that supports the display of characters, numbers, and symbols. In addition to generating dot matrix LCD drive signals based on data transferred serially from a microcontroller, the LC75817E and LC75817W also provide on-chip character display ROM and RAM to allow display systems to be implemented easily. These products also provide up to 4 general-purpose output ports and incorporate a key scan circuit that accepts input from up to 30 keys to reduce printed circuit board wiring.

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