- LD87C51-24
- Intel
- MCS51 8-BIT 24MHz 40-CDIP - LD87C51-24
- LD87C51BH-1
- Intel
- MCS51 8-BIT 16MHz 40-CDIP - LD87C51BH-1
- LD87C51FA-1
- Intel
- MCS51 8-BIT 16MHz 40-CDIP - LD87C51FA-1
- LD87C51FA-2
- Intel
- MCS51 8-BIT 12MHz 40-CDIP - LD87C51FA-2
- LD87C51FA-24
- Intel
- MCS51 8-BIT 24MHz 40-CDIP - LD87C51FA-24
- LD87C51FA-33
- Intel
- MCS51 8-BIT 33MHz 40-CDIP - LD87C51FA-33
- LD87C51FB-1
- Intel
- MCS51 8-BIT 16MHz 40-CDIP - LD87C51FB-1
- LD87C51FB-2
- Intel
- MCS51 8-BIT 12MHz 40-CDIP - LD87C51FB-2
- LD87C51FB-24
- Intel
- MCS51 8-BIT 24MHz 40-CDIP - LD87C51FB-24
- LD87C51FC-1
- Intel
- MCS51 8-BIT 16MHz 40-CDIP - LD87C51FC-1
- LD87C51FC-2
- Intel
- MCS51 8-BIT 12MHz 40-CDIP - LD87C51FC-2
- LD87C51FC-24
- Intel
- MCS51 8-BIT 24MHz 40-CDIP - LD87C51FC-24
- LD87C51FC-33
- Intel
- MCS51 8-BIT 33MHz 40-CDIP - LD87C51FC-33