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LC72323 - Single-Chip Microcontroller

Key Features

  • a highly efficient instruction set, and powerful hardware. Functions.
  • Stack: Eight levels.
  • Fast programmable divider.
  • General-purpose counters: HCTR for frequency measurement and LCTR for frequency or period measurement.
  • LCD driver for displays with up to 56 segments (1/2 duty, 1/2 bias).
  • Program memory (ROM): 3 k words by 16 bits.
  • Data memory (RAM): 256 4-bit digits.
  • All instructions are single-word instructions.
  • Cycle tim.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Ordering number : EN4950A CMOS LSI LC72323 Single-Chip Microcontroller with PLL and LCD Driver Overview The LC72323 is a single-chip microcontroller for use in electronic tuning applications. It includes on chip both LCD drivers and a PLL circuit that can operate at up to 150 MHz. It features a highly efficient instruction set, and powerful hardware. Functions • Stack: Eight levels • Fast programmable divider • General-purpose counters: HCTR for frequency measurement and LCTR for frequency or period measurement • LCD driver for displays with up to 56 segments (1/2 duty, 1/2 bias) • Program memory (ROM): 3 k words by 16 bits • Data memory (RAM): 256 4-bit digits • All instructions are single-word instructions • Cycle time: 2.67 µs, 13.33 µs, or 40.00 µs (option) • Unlock FF: 0.