| Type | Integrated Circuit | |
| Case | DIP20 | |
| Manufacturer | National Semiconductor - NSC | |
| I/O Line Types | Word | |
| Max. Inst. Len (bits) | 32 | |
| Min Inst. Len (bits) | 8 | |
| fClk Max. (Hz) | 500k | |
| No. of I/O Ports | 2 | |
| On-Chip ROM (bytes) | 512 | |
| Nom. Supp Volt | 5.0 | |
| Tech. | CMOS Integrated Circuit | |
| On-Chip RAM (Bytes) | 128 | |
| Oper. Temp (°C) Min | 0 | |
| Oper. Temp (°C) Max. | 70 | |
| Pinout Equivalence Number | 20-92 | |
| No. of Pins | 20 | |
| Surface Mounted Yes/No | NO | |
| SKU | 1124423 | |