| Mfg |
Part # |
Datasheet |
Description |
 Intel Corporation |
8XC51RC |
294Kb/20P |
CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER |
 NXP Semiconductors |
8XC51RC |
348Kb/55P |
8-bit CMOS (low voltage, low power and high speed) microcontroller families 1999 Apr 01 |
| 8XC51RC+ |
355Kb/56P |
80C51 8-bit microcontroller family 8K-4K/256-1K OTP/ROM/ROMless, low voltage (2.7V-5.5V), low power, high speed (33 MHz) 2000 Aug 07 |
| 8XC51RC+ |
238Kb/32P |
80C51 8-bit microcontroller family 128/256 byte RAM ROMless low voltage (2.7 V–5.5 V), low power, high speed (33 MHz) 2000 Aug 07 |