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H8/3854 Group

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Product Overview:

  • 3.0 - 5.5V operation
  • H8/300L CPU core
  • 16 - 32 kBytes ROM or 60kBytes single supply Flash
  • 1 - 2 kBytes SRAM
  • 1 x 16-bit timer
  • 2 x 8-bit timer
  • Watchdog timer (Flash part only)
  • 1 x USART
  • 4 channels 8-bit A/D
  • On-chip Dot Matrix LCD Driver / controller
  • 44 I/O pins
  • 13 external interrupts
  • 100 pins QFP, TQFP

Key Applications:

The H8/3854F series are ideal for many different applications where the requirements for low power and lost cost are combined with the need for a small graphical LCD display. These applications include:

  • Data terminals
  • Diagnostic instruments
  • Divers Watches
  • Fish finders
  • Instrumentation
  • Pagers
  • Smart Card readers

Marketing Info

The H8/3854F series are designed to provide a cost effective solution to applications which require an on-chip Dot Matrix LCD driver / controller. The H8/3857 provides up to 16 common lines and 40 segment lines, with a maximum display size of 640 pixels. The availability of the H8/3854F in a single supply Flash version, with all the benefits of reprogrammability and in-circuit programming make this device ideal for lower volume applications, and applications where the characters and information to be displayed require customisation. The availability of mask versions also mean a cost effective high volume solution is also possible.
The H8/3857F is also available for applications where a large Dot Matrix LCD display is required, this devices also offers larger memory sizes and additional peripheral functionality. This device is also available in both on-chip Flash and mask versions.


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