P89LPC920/921/922/9221 8-bit microcontrollers with two-clock 80C51 core 2 kB/4 kB/8 kB 3 V low-power Flash with 256-byte data RAM Rev.
08 — 15 December 2004 Product data 1.
General description The P89LPC920/921/922/9221 are single-chip microcontrollers designed for applications demanding high-integration, low cost solutions over a wide range of performance requirements.
The P89LPC920/921/922/9221 is based on a high performance processor architecture that executes instructions in two to four clocks, six times the rate of standard 80C51 devices.
Many system-level functions have been incorporated into the P89LPC920/921/922/9221 in order to reduce component count, board space, and system cost.
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