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MB91520 - 32-bit Microcontroller

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General Description

The MB91520 series is a Fujitsu Semiconductor 32-bit microcontroller designed for automotive devices.

This series contains the FR81S CPU which is compatible with the FR family.

Note: FR, the abbreviation of FUJITSU RISC controller, is a line of products of Fujitsu Semiconductor Limited.

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Overview

FUJITSU SEMICONDUCTOR DATA SHEET DS705-00011-1v0-E 32-bit Microcontroller FR Family FR81S MB91520 Series MB91F522B/D/F/J/K/L,MB91F523B/D/F/J/K/L,MB91F524B/D/F/J/K/L, MB91F525B/D/F/J/K/L,MB91F526B/D/F/J/K/L*.

Key Features

  • FR81S CPU Core.
  • 32-bit RISC, load/store architecture, pipeline 5-stage structure.
  • Maximum operating frequency: 80 MHz (Source oscillation = 4.0 MHz and 20 multiplied (PLL clock multiplication system)).
  • General-purpose register : 32 bits × 16 sets.
  • 16-bit fixed length instructions (basic instruction), 1 instruction per cycle.
  • Instructions appropriate to embedded.

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