MB91470

www.DataSheet4U.com FUJITSU SEMICONDUCTOR DATA SHEET DS07-16901-1E 32-bit proprietary Microcontrollers CMOS FR60 MB91470/480 Series MB91482/F475/F478/F479/F487 MB91FV470 ■ DESCRIPTION The MB91470/480 series is Fujitsu's general-purpose 32-bit RISC microcontroller, which is designed for embedded control applications that require high-speed processing performance. This series uses the FR60 CPU, which is compatible with the FR* family of CPUs. * : FR, the abbreviation of FUJITSU RISC controller, is a line of products of FUJITSU Limited. ■ FEATURES FR60 CPU 32-bit RISC, load/store architecture, five-stage pipeline Operating frequency of 80 MHz (PLL clock multiplied) 16-bit fixed-length instructions (basic instructions) Instruction execution speed : one instruction per cycle Memory-to-memory transfer, bit processing, barrel shift instructions, etc. : instructions suitable for embedded applications Function entry and exit instructions, multi load/store instructions of register contents : instructions compatible with C language. Register interlock function to facilitate assembly-language coding Built-in multiplier/instruction-level support Signed 32-bit multiplication : 5 cycles Signed 16-bit multiplication : 3 cycles Interrupts (save PC and PS) : 6 cycles, 16 priority levels Harvard architecture allowing program access and data access to be executed simultaneously Instructions compatible with the FR family (Continued) Be sure to refer to the “Check...