20 Pages, 244 KB, Original- LD87C51FB-1
- Intel
- MCS51 8-BIT 16MHz 40-CDIP - LD87C51FB-1
20 Pages, 244 KB, Original- LD87C51FB-2
- Intel
- MCS51 8-BIT 12MHz 40-CDIP - LD87C51FB-2
20 Pages, 244 KB, Original- LD87C51FB-24
- Intel
- MCS51 8-BIT 24MHz 40-CDIP - LD87C51FB-24
