8-bit microcontroller featuring an 8051 CPU core and 12MHz maximum clock frequency. This CMOS device offers 8192 words of OTPROM and 512 bytes of RAM. It includes 32 I/O lines, an 8-bit external data bus, and a 16-bit address bus. Packaged in a 40-terminal PDIP with a commercial temperature grade, operating from 4V to 6V supply voltage.
Intel P87C51RA technical specifications.
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