89V51RD2 - P89V51RD2

NXP Semiconductors

Datasheet Details

The P89V51RB2/RC2/RD2 are 80C51 microcontrollers with 16/32/64 kB ﬂash and 1024 B of data RAM..

I I I I I I I I I I I I I 80C51 CPU 5 V operating voltage from 0 MHz to 40 MHz 16/32/64 kB of on-chip ﬂash user code memory with ISP and IAP Supports 12-clock (default) or 6-clock mode selection via software or ISP SPI and enhanced UART PCA with PWM and capture/compare functions Four 8-bit I/O ports with three high-current port 1 pins (16 mA each) Three 16-bit timers/counters Programmable watchdog timer Eight interrupt sources with four priority levels Second DPTR register Low EMI mode (ALE inhi.

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