Intel 8051 Cross Reference
The TK80C51FA contains a superset of previous 8051 architectures. As a result, it may be used to replace many earlier devices. The following table provides a cross reference to Intel 8051s.
80C32 Family
| Device | Temp | Speed | Package | Tekmos Replacement | Note |
| P80C32-1 | C | 16 | PDIP | TK80C51FA-PC | |
| P80C32-24 | C | 24 | PDIP | TK80C51FA-PC | |
| N80C32-1 | C | 16 | PLCC | TK80C51FA-AC | |
| N80C32-24 | C | 24 | PLCC | TK80C51FA-AC | |
| TP80C32-1 | I | 16 | PDIP | TK80C51FA-PI | |
| TN80C32-1 | I | 16 | PLCC | TK80C51FA-AI | |
| LP80C32-1 | I | 16 | PDIP | TK80C51FA-PI | 1 |
| LN80C32-1 | I | 16 | PLCC | TK80C51FA-AI | 1 |
80C51 Family
| Device | Temp | Speed | Package | Tekmos Replacement | Note |
| P80C51FA-1 | C | 16 | PDIP | TK80C51FA-PC | |
| P80C51FA-24 | C | 24 | PDIP | TK80C51FA-PC | |
| N80C51FA-1 | C | 16 | PLCC | TK80C51FA-AC | |
| N80C51FA-24 | C | 24 | PLCC | TK80C51FA-AC | |
| TP80C51FA-1 | I | 16 | PDIP | TK80C51FA-PI | |
| TN80C51FA-1 | I | 16 | PLCC | TK80C51FA-AI | |
| LP80C51FA-1 | I | 16 | PDIP | TK80C51FA-PI | 1 |
| LN80C51FA-1 | I | 16 | PLCC | TK80C51FA-AI | 1 |
Notes:
- Tekmos part is not burned-in. Burn-in services are available. Contact Factory.
- PDIP package replacing CERDIP package.
- Contact Factory for specification matching.
- Tekmos parts have a maximum speed of 20 MHz with 6X clock.
| Device | Temperature Specification | Package |
| TK80C51FA-PC | 0 C – 70 C | PDIP 40 |
| TK80C51FA-PI | -40 C – 85 C | PDIP 40 |
| TK80C51FA-AC | 0 C – 70 C | PLCC 44 |
| TK80C51FA-AI | -40 C – 85 C | PLCC 44 |
| TK80C51FA-BC | 0 C – 70 C | LQFP 44 |
| TK80C51FA-BI | -40 C – 85 C | LQFP 44 |
| TK80C51FA-CC | 0 C – 70 C | TQFP 44 |
| TK80C51FA-CI | -40 C – 85 C | TQFP 44 |
| TK80C51FA-DI | -40 C – 85 C | Die in Wafer Form |
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Main Office
Tekmos, Inc.
14121 Highway 290 West
Building #15
Austin, TX 78737
Phone: (512) 342-9871
