Atmel 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 Atmel 8051s.
80C32X2 Family
| Device | Temp | Speed | Package | Tekmos Replacement | Note |
| TS80C32X2-MCA | C | 40 | PDIP | TK80C51FA-PC | |
| TS80C32X2-MCB | C | 40 | PLCC | TK80C51FA-AC | |
| TS80C32X2-MCC | C | 40 | LQFP | TK80C51FA-BC | |
| TS80C32X2-MCE | C | 40 | TQFP | TK80C51FA-CC | |
| TS80C32X2-LCA | C | 30 | PDIP | TK80C51FA-PC | |
| TS80C32X2-LCB | C | 30 | PLCC | TK80C51FA-AC | |
| TS80C32X2-LCC | C | 30 | LQFP | TK80C51FA-BC | |
| TS80C32X2-LCE | C | 30 | TQFP | TK80C51FA-CC | |
| TS80C32X2-VCA | C | 60 | PDIP | TK80C51FA-PC | 1 |
| TS80C32X2-VCB | C | 60 | PLCC | TK80C51FA-AC | 1 |
| TS80C32X2-VCC | C | 60 | LQFP | TK80C51FA-BC | 1 |
| TS80C32X2-VCE | C | 60 | TQFP | TK80C51FA-CC | 1 |
| TS80C32X2-MIA | I | 40 | PDIP | TK80C51FA-PI | |
| TS80C32X2-MIB | I | 40 | PLCC | TK80C51FA-AI | |
| TS80C32X2-MIC | I | 40 | LQFP | TK80C51FA-BI | |
| TS80C32X2-MIE | I | 40 | TQFP | TK80C51FA-CI | |
| TS80C32X2-LIA | I | 30 | PDIP | TK80C51FA-PI | |
| TS80C32X2-LIB | I | 30 | PLCC | TK80C51FA-AI | |
| TS80C32X2-LIC | I | 30 | LQFP | TK80C51FA-BI | |
| TS80C32X2-LIE | I | 30 | TQFP | TK80C51FA-CI | |
| TS80C32X2-VIA | I | 60 | PDIP | TK80C51FA-PI | 1 |
| TS80C32X2-VIB | I | 60 | PLCC | TK80C51FA-AI | 1 |
| TS80C32X2-VIC | I | 60 | LQFP | TK80C51FA-BI | 1 |
| TS80C32X2-VIE | I | 60 | TQFP | TK80C51FA-CI | 1 |
| AT80C32X2-3CSUM | I | 40 | PDIP | TK80C51FA-PI | |
| AT80C32X2-SLSUM | I | 40 | PLCC | TK80C51FA-AI | |
| AT80C32X2-RLTUM | I | 40 | TQFP | TK80C51FA-CI | |
| AT80C32X2-3CSUL | I | 30 | PDIP | TK80C51FA-PI | |
| AT80C32X2-SLSUL | I | 30 | PLCC | TK80C51FA-AI | |
| AT80C32X2-RLTUL | I | 30 | TQFP | TK80C51FA-CI | |
| AT80C32X2-3CSUV | I | 60 | PDIP | TK80C51FA-PI | 1 |
| AT80C32X2-SLSUV | I | 60 | PLCC | TK80C51FA-AI | 1 |
| AT80C32X2-RLTUV | I | 60 | TQFP | TK80C51FA-CI | 1 |
| AT80C32X2-DDV | I | 60 | Die | TK80C51FA-DI | 1,2 |
| AT80C32X2-RLFUM | I | 40 | TQFP | TK80C51FA-CI | |
| AT80C32X2-RLRUL | I | 30 | TQFP | TK80C51FA-CI | |
| AT80C32X2-RLRUL | I | 30 | TQFP | TK80C51FA-CI | |
| AT80C32X2-RLRUM | I | 40 | TQFP | TK80C51FA-CI | |
| AT80C32X2-RLRUV | I | 60 | TQFP | TK80C51FA-CI | 1 |
| AT80C32X2-RLTXL | M | 30 | TQFP | TK80C51FA-CI | 3 |
| AT80C32X2-RLVUM | I | 40 | TQFP | TK80C51FA-CI | |
| AT80C32X2-SLRUL | I | 30 | PLCC | TK80C51FA-AI | |
| AT80C32X2-SLRUM | I | 40 | PLCC | TK80C51FA-AI | |
| AT80C32X2-SLRUV | I | 60 | PLCC | TK80C51FA-AI | 1 |
| AT80C32X2-SLTUM | I | 40 | PLCC | TK80C51FA-AI |
80C31X2 Family
| Device | Temp | Speed | Package | Tekmos Replacement | Note |
| TS80C31X2-MCA | C | 40 | PDIP | TK80C51FA-PC | |
| TS80C31X2-MCB | C | 40 | PLCC | TK80C51FA-AC | |
| TS80C31X2-MCC | C | 40 | LQFP | TK80C51FA-BC | |
| TS80C31X2-MCE | C | 40 | TQFP | TK80C51FA-CC | |
| TS80C31X2-LCA | C | 30 | PDIP | TK80C51FA-PC | |
| TS80C31X2-LCB | C | 30 | PLCC | TK80C51FA-AC | |
| TS80C31X2-LCC | C | 30 | LQFP | TK80C51FA-BC | 1 |
| TS80C31X2-LCE | C | 30 | TQFP | TK80C51FA-CC | 1 |
| TS80C31X2-VCA | C | 60 | PDIP | TK80C51FA-PC | 1 |
| TS80C31X2-VCB | C | 60 | PLCC | TK80C51FA-AC | 1 |
| TS80C31X2-VCC | C | 60 | LQFP | TK80C51FA-BC | 1 |
| TS80C31X2-VCE | C | 60 | TQFP | TK80C51FA-CC | 1 |
| TS80C31X2-MIA | I | 40 | PDIP | TK80C51FA-PI | |
| TS80C31X2-MIB | I | 40 | PLCC | TK80C51FA-AI | |
| TS80C31X2-MIC | I | 40 | LQFP | TK80C51FA-BI | |
| TS80C31X2-MIE | I | 40 | TQFP | TK80C51FA-CI | |
| TS80C31X2-LIA | I | 30 | PDIP | TK80C51FA-PI | |
| TS80C31X2-LIB | I | 30 | PLCC | TK80C51FA-AI | |
| TS80C31X2-LIC | I | 30 | LQFP | TK80C51FA-BI | |
| TS80C31X2-LIE | I | 30 | TQFP | TK80C51FA-CI | |
| TS80C31X2-VIA | I | 60 | PDIP | TK80C51FA-PI | 1 |
| TS80C31X2-VIB | I | 60 | PLCC | TK80C51FA-AI | 1 |
| TS80C31X2-VIC | I | 60 | LQFP | TK80C51FA-BI | 1 |
| TS80C31X2-VIE | I | 60 | TQFP | TK80C51FA-CI | 1 |
| AT80C31X2-3CSUM | I | 40 | PDIP | TK80C51FA-PI | |
| AT80C31X2-SLSUM | I | 40 | PLCC | TK80C51FA-AI | |
| AT80C31X2-RLTUM | I | 40 | TQFP | TK80C51FA-CI | |
| AT80C31X2-3CSUL | I | 30 | PDIP | TK80C51FA-PI | |
| AT80C31X2-SLSUL | I | 30 | PLCC | TK80C51FA-AI | |
| AT80C31X2-RLTUL | I | 30 | TQFP | TK80C51FA-CI |
Notes:
- Tekmos parts have a maximum speed of 40 MHz.
- Tekmos die is different size and with different bond pads and pad locations than Atmel die. Please contact factory for details.
- Contact Factory for specification matching.
| 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
