| Type | Integrated Circuit | |
| Case | DIP20 | |
| Manufacturer | National Semiconductor - NSC | |
| No.of Addr. Modes | 5 | |
| No. of I/O Lines | 16 | |
| I/O Line Types | Byte | |
| Max. Inst. Len (bits) | 24 | |
| Min Inst. Len (bits) | 8 | |
| No. of Intrpt Lines | 1 | |
| No. of Intrpt (NMI) | 1 | |
| Intrpt Types | Maskab/Non | |
| No. of Intrpt (mask) | 2 | |
| fClk Max. (Hz) | 10M | |
| No. of I/O Ports | 2 | |
| On-Chip ROM (bytes) | 4k | |
| Nom. Supp Volt | 5 | |
| Tech. | CMOS Integrated Circuit | |
| On-Chip RAM (Bytes) | 128 | |
| Oper. Temp (°C) Min | -55 | |
| Oper. Temp (°C) Max. | 125 | |
| Pinout Equivalence Number | 20-95 | |
| Descript | OTP;Emulates COP842C,822C | |
| No. of Pins | 20 | |
| Surface Mounted Yes/No | NO | |
| SKU | 412011 | |