32-bit Proprietary Microcontrollers CMOS FR60Lite MB91265A Series MB91266A/MB91F267A/MB91F267NA/MB91V265A
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MB91f267A_datasheet.pdf
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■ DESCRIPTION
The MB91265A series is a 32-bit RISC microcontroller designed by Fujitsu for embedded control applications
which require high-speed processing.
The CPU is used the FR family* and the compatibility of FR60Lite.
MB91F267NA loads the C-CAN (1 channel) .
* : FR, the abbreviation of FUJITSU RISC controller, is a line of products of FUJITSU Limited.
■ FEATURES
• FR60Lite CPU
• 32-bit RISC, load/store architecture with a five-stage pipeline
• Maximum operating frequency : 33 MHz (oscillation frequency 4.192 MHz, oscillation frequency 8-multiplier
(PLL clock multiplication method)
• 16-bit fixed length instructions (basic instructions)
• Execution speed of instructions : 1 instruction per cycle
• Memory-to-memory transfer, bit handling, barrel shift instructions, etc. : Instructions suitable for embedded
applications
• Function entry/exit instructions, multiple-register load/store instructions : Instructions adapted for C-language
• Register interlock function : Facilitates coding in assembler.
• Built-in multiplier with instruction-level support
• 32-bit multiplication with sign : 5 cycles
• 16-bit multiplication with sign : 3 cycles
• Interrupt (PC, PS save) : 6 cycles, 16 priority levels
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