P89V52X2 Datasheet | NXP Semiconductors

.. 8-bit 80C51 low power 8 kB flash microcontroller with 256 B RAM, 192 B data EEPROM Rev. 03 - 4 May 2009 Product data sheet 1. General description The P89V52X2 is an 80C51 microcontroller with 8 kB flash, 256 B of data RAM, and 192 B of data EEPROM. This device is designed to be a drop in and software patible replacement for the P87C52, P87C52X2, P89C52, and P89C52X2 devices. 2. Features 2.1 Principal Features 0 MHz to 40 MHz operating frequency in 12× mode, 20 MHz in 6× mode 8 kB of on-chip flash user code memory 256 B of RAM Enhanced UART Three 16-bit timers/counters Four 8-bit I/O ports Supports 12-clock (default) or 6-clock mode selection via software or...