MB91F155A

www.DataSheet4U.com FUJITSU SEMICONDUCTOR DATA SHEET DS07-16306-3E 32-bit Proprietary Microcontrollers CMOS FR30 Family MB91150 Series MB91F155A/MB91155/MB91154 s DESCRIPTION The MB91F155A/MB91155/MB91154 is a single-chip microcontroller using a RISC-CPU (FR 30 series) as its core. It contains peripheral I/O resources suitable for audio, MD and so on which are required to operate at low power consumption. s FEATURES 1. CPU 32-bit RISC (FR30) , load/store architecture, 5-stage pipeline General-purpose registers : 32 bits × 16 16-bit fixed-length instructions (basic instructions) , 1 instruction/ 1 cycle Memory-to-memory transfer, bit processing, barrel shift processing : Optimized for embedded applications Function entrance/exit instructions, and multiple load/store instructions of register contents, instruction systems supporting high level languages Register interlock functions, efficient assembly language description Branch instructions with delay slots : Reduced overhead time in branching executions Internal multiplier/supported at instruction level Signed 32-bit multiplication : 5 cycles Signed 16-bit multiplication : 3 cycles Interrupt (PC and PS saving) : 6 cycles, 16 priority levels (Continued) s PACKAGE 144-pin plastic LQFP 144-pin plastic LQFP (FPT-144P-M08) (FPT-144P-M01) DataSheet 4 U .com www.DataSheet4U.com MB91F155A/MB91155/MB91154 2. Bus Interface 16-bit address output, 8/16-bit data input and output Basic bus cycle : 2-...