MB91F523B - 32-bit Microcontroller
of Spansion data sheet designations are presented here to highlight their presence and definitions. Advance Information The Advance Information designation indicates that Spansion Inc. is developing one or more specific products, but has not committed any design to production. Information presented.
MB91520 Series 32-bit Microcontroller FR Family FR81S MB91F527R/U/M/Y , MB91F528R/U/M/Y Data Sheet (Full Production) Notice to Readers: This document states the current technical specifications regarding the Spansion product(s) described herein. The Preliminary status of this document indicates that product qualification has been completed, and that initial production has begun. Due to the phases of the manufacturing process that require maintaining efficiency and quality, this docume.
MB91F523B Features
* FR81S CPU Core
32-bit RISC, load/store architecture, 5-stage pipeline Maximum operating frequency:
MB91F52xR/MB91F52xU(LQFP): 80 MHz (Source oscillation = 4.0 MHz and 20 multiplied (PLL clock multiplication system))
MB91F52xR/MB91F52xU(TEQFP): 128 MHz (Source oscillation = 4.0 MHz and 32 m