| Manufacturer | Part # | Datasheet | Description |
 National Semiconductor ... | NSC858 |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858D |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858D/A+ |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858E |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858E/A+ |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858N |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858N/A+ |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858V |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858V/A+ |  683Kb/19P | NSC858 Universal Asynchronous Receiver/Transmitter |
 National Semiconductor ... | NSC858D |  683Kb/ 19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858D/A+ |  683Kb/ 19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858E |  683Kb/ 19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858E/A+ |  683Kb/ 19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858N |  683Kb/ 19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858N/A+ |  683Kb/ 19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858V |  683Kb/ 19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858V/A+ |  683Kb/ 19P | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC800 |  785Kb/ 76P | NSC800TM High-Performance Low-Power CMOS Microprocessor |
| NSC800D |  785Kb/ 76P | NSC800TM High-Performance Low-Power CMOS Microprocessor |
| NSC800E |  785Kb/ 76P | NSC800TM High-Performance Low-Power CMOS Microprocessor |
| NSC800N |  785Kb/ 76P | NSC800TM High-Performance Low-Power CMOS Microprocessor |
| NSC800V |  785Kb/ 76P | NSC800TM High-Performance Low-Power CMOS Microprocessor |
| NSC810AD-1I/883 |  781Kb/ 21P | NSC810A RAM -I/O - TIMER |
| NSC810AD-1I/A |  781Kb/ 21P | NSC810A RAM -I/O - TIMER |
| NSC810AD-1M/883 |  781Kb/ 21P | NSC810A RAM -I/O - TIMER |
| NSC810AD-1M/A |  781Kb/ 21P | NSC810A RAM -I/O - TIMER |
| NSC810AD-3I/883 |  781Kb/ 21P | NSC810A RAM -I/O - TIMER |
| NSC810AD-3I/A |  781Kb/ 21P | NSC810A RAM -I/O - TIMER |
| NSC810AD-3M/883 |  781Kb/ 21P | NSC810A RAM -I/O - TIMER |