80C51 8-bit microcontroller family

OverviewThe Philips microcontrollers described in this data sheet are high-performance static 80C51 designs incorporating Philips? high-density CMOS technology with operation from 2.7 V to 5.5 V. They support both 6-clock and 12-clock operation.\n The P8xC31X2/51X2 and P8xC32X2/52X2/54X2/58X2 contai \n\n•80C51 Central Processing Unit \n•4 kbytes ROM/EPROM (P80/P87C51X2)\n\n•8 kbytes ROM/EPROM (P80/P87C52X2)\n\n•16 kbytes ROM/EPROM (P80/P87C54X2)\n\n•32 kbytes ROM/EPROM (P80/P87C58X2)\n\n•128 byte RAM (P80/P87C51X2 and P80C31X2)\n\n•256 byte RAM (P80/P87C52/54X2/58X2 and P80C32X2)\n\n•Boolean pr;

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