| Type | Integrated Circuit | |
| Case | DIP40 | |
| Manufacturer | Hitachi | |
| Mem. Addr Rnge | 256 | |
| No.of Addr. Modes | 10 | |
| No. of I/O Lines | 31 | |
| I/O Line Types | Byte | |
| Max. Inst. Len (bits) | 24 | |
| Min Inst. Len (bits) | 8 | |
| No. of Intrpt Lines | 2 | |
| Intrpt Types | Maskable | |
| No. of Intrpt (mask) | 2 | |
| fClk Max. (Hz) | 1.0M | |
| fClk Min (Hz) | 100k | |
| No. of I/O Ports | 4 | |
| On-Chip ROM (bytes) | 4k | |
| Nom. Supp Volt | 5.0 | |
| Tech. | CMOS Integrated Circuit | |
| On-Chip RAM (Bytes) | 192 | |
| Oper. Temp (°C) Min | 0 | |
| Oper. Temp (°C) Max. | 70 | |
| Pinout Equivalence Number | 40-643 | |
| No. of Pins | 40 | |
| Surface Mounted Yes/No | NO | |
| SKU | 192203 | |