MB91590 Overview
It contains the FR81S CPU that is patible with the FR family. The FR81S has a high level performance among the Fujitsu FR family by enhancing CPU instruction pipeline and load store processing, and improving internal bus transfer. It is best suited for application control for automotive.
MB91590 Key Features
- FR81S CPU Core
- 32-bit RISC, load/store architecture, pipeline 5-stage structure
- Maximum operating frequency: 128 MHz (Source oscillation = 4.0 MHz and 32 multiplied (PLL clock
- General-purpose register : 32 bits ×16 sets
- 16-bit fixed length instructions (basic instruction), 1 instruction per cycle
- Instructions appropriate to embedded