| Type | Integrated Circuit | |
| Case | QFP64 | |
| Manufacturer | GEC Plessey Semiconductors | |
| fClk Max. (Hz) | 4.0M | |
| Nom. Supp Volt | 5.0 | |
| Tech. | CMOS/SOS Integrated Circuit | |
| µP Family | 1553B | |
| Oper. Temp (°C) Min | -55 | |
| Oper. Temp (°C) Max. | 125 | |
| Pinout Equivalence Number | 64-268 | |
| No. of Pins | 64 | |
| Surface Mounted Yes/No | YES | |
| SKU | 1154016 | |