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| PartNumber | P87C54X2FA/512 | P87C54X2FA | P87C54X2FBD |
| Description | 8-bit Microcontrollers - MCU | - Bulk (Alt: P87C54X2FA) | 8-bit Microcontrollers - MCU 80C51 8-bit microcontroller family |
| Manufacturer | NXP | - | - |
| Product Category | 8-bit Microcontrollers - MCU | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | PLCC-44 | - | - |
| Core | 80C51 | - | - |
| Data Bus Width | 8 bit | - | - |
| Height | 3.68 mm (Min) | - | - |
| Length | 16.66 mm (Max) | - | - |
| Width | 16.66 mm (Max) | - | - |
| Brand | NXP Semiconductors | - | - |
| Product Type | 8-bit Microcontrollers - MCU | - | - |
| Subcategory | Microcontrollers - MCU | - | - |
| Unit Weight | 0.084185 oz | - | - |