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

General description\nThe P89V51RB2/RC2/RD2 are 80C51 microcontrollers with 16/32/64 kB flash and 1024 B of data RAM.\nA key feature of the P89V51RB2/RC2/RD2 is its X2 mode option. The design engineer can choose to run the application with the conventional 80C51 clock rate (12 clocks per machine cycl ■ 80C51 CPU\n■ 5 V operating voltage from 0 MHz to 40 MHz\n■ 16/32/64 kB of on-chip flash user code memory with ISP and IAP\n■ Supports 12-clock (default) or 6-clock mode selection via software or ISP\n■ SPI and enhanced UART\n■ PCA with PWM and capture/compare functions\n■ Four 8-bit I/O ports with;

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

General description The P89V51RB2/RC2/RD2 are 80C51 microcontrollers with 16/32/64 kB flash and 1024 B of data RAM. A key feature of the P89V51RB2/RC2/RD2 is its X2 mode option. The design engineer can choose to run the application with the conventional 80C51 clock rate (12 clocks per machine

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