| Type | Integrated Circuit | |
| Case | LCC44 | |
| Manufacturer | National Semiconductor - NSC | |
| No. of I/O Lines | 40 | |
| I/O Line Types | ByteSerial | |
| Max. Inst. Len (bits) | 16 | |
| Min Inst. Len (bits) | 8 | |
| No. of Intrpt Lines | 1 | |
| No. of Intrpt (NMI) | 1 | |
| Intrpt Types | Extern Vec | |
| fClk Max. (Hz) | 10M | |
| No. of I/O Ports | 5 | |
| On-Chip ROM (bytes) | 8k | |
| 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 | 44-186 | |
| No. of Pins | 44 | |
| Surface Mounted Yes/No | NO | |
| SKU | 1136745 | |