MB91461

FUJITSU SEMICONDUCTOR DATA SHEET DS07-16602-1E 32-bit Microcontroller CMOS FR60 MB91460 Series MB91461 ■ DESCRIPTION MB91461 is a line of the general-purpose 32-bit RISC microcontrollers designed for embedded control applications such as consumer devices and vehicle system, which require high-speed real-time processing. MB91461 uses the FR60 CPU compatible with the FR family* CPUs. MB91461 contains the LIN-UART and CAN controller. * : 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 Maximum operating frequency : 80 MHz (oscillation frequency 20 MHz, oscillation frequency 4 multiplier (PLL clock multiplication method)) 16-bit fixed-length instructions (basic instructions) Instruction execution speed : 1 instruction per cycle Instructions including memory-to-memory transfer, bit manipulation instructions, and barrel shift instructions: Instructions suitable for embedded applications Function entry/exit instructions and register data multi load store instructions: Instructions supporting C language Register interlock function : Facilitating assembly-language coding Built-in multiplier with instruction-level support Signed 32-bit multiplication : 5 cycles Signed 16-bit multiplication : 3 cycles Interrupt (PC/PS saving) : 6 cycles (16 priority levels) (Continued) Be sure to refer to the “Check Sheet” for the latest cautions on development. ...