8-bit 80C51 5 V low power 16/32/64 kB flash microcontroller with 1 kB RAM

Overview Archived content is no longer updated and is made available for historical reference only.\n The P89V51RB2/RC2/RD2 are 80C51 microcontrollers with 16/32/64 kB flash and 1024 B of data RAM.\n A key feature of the P89V51RB2/RC2/RD2 is its X2 mode option. The design engineer can choose to run \n\n•80C51 CPU\n\n•5 V operating voltage from 0 MHz to 40 MHz\n\n•16/32/64 kB of on-chip flash user code memory with ISP and IAP\n\n•Supports 12-clock (default) or 6-clock mode selection via software or ISP\n\n•SPI and enhanced UART\n\n•PCA with PWM and capture/compare functions\n\n•Four 8-bit I/O p;

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