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MB91F109

Fujitsu Media Devices
Part Number MB91F109
Manufacturer Fujitsu Media Devices
Description 32-bit RISC Microcontroller
Published Oct 16, 2006
Detailed Description www.DataSheet4U.com FUJITSU SEMICONDUCTOR DATA SHEET DS07-16304-1E 32-bit RISC Microcontroller CMOS FR Family MB91F1...
Datasheet PDF File MB91F109 PDF File

MB91F109
MB91F109

Overview
www.
DataSheet4U.
com FUJITSU SEMICONDUCTOR DATA SHEET DS07-16304-1E 32-bit RISC Microcontroller CMOS FR Family MB91F109 MB91F109 s DESCRIPTION The MB91F109 is a standard single-chip microcontroller constructed around the 32-bit RISC CPU (FR* family) core with abundant I/O resources and bus control functions optimized for high-performance/high-speed CPU processing for embedded controller applications.
To carry out hi-speed performance of CPU instructions, instruction/data Flash memory of 254 Kbytes and RAM of 2 Kbytes + 2 Kbytes are embedded in the MB91F109.
The MB91F109 is optimized for applications requiring high-performance CPU processing such as navigation systems, high-performance FAXs and printer controllers.
*: FR Family stands for FUJITSU RISC controller.
s FEATURES FR CPU • • • • • • 32-bit RISC, load/store architecture, 5-stage pipeline Operating clock frequency: Internal 25 MHz/external 25 MHz (PLL used at source oscillation 12.
5 MHz) General purpose registers: 32 bits × 16 16-bit fixed length instructions (basic instructions), 1 instruction/1 cycle Memory to memory transfer, bit processing, barrel shifter processing: Optimized for embedded applications Function entrance/exit instructions, multiple load/store instructions of register contents, instruction systems supporting high level languages • Register interlock functions, efficient assembly language coding • Branch instructions with delay slots: Reduced overhead time in branch executions (Continued) s PACKAGES 100-pin Plastic LQFP 100-pin Plastic QFP (FPT-100P-M05) (FPT-100P-M06) DataSheet 4 U .
com www.
DataSheet4U.
com MB91F109 (Continued) • Internal multiplier/supported at instruction level Signed 32-bit multiplication: 5 cycles Signed 16-bit multiplication: 3 cycles • Interrupt (push PC and PS): 6 cycles, 16 priority levels External bus interface • • • • • • Without Clock doubler: Maximum internal bus 25 MHz, maximum external bus 25 MHz operation 25-bit address bus (32 Mbytes memory space) ...


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