| XC3000 | XC4000E | XC4000X | XC5200 | XC9000 | Spartan | SpartanXL | Virtex |
|---|---|---|---|---|---|---|---|
| Macro | Macro | Macro | Macro | Macro | Macro | Macro | Macro |
The M2_1B1 multiplexer chooses one data bit from two sources (D1 or D0) under the control of select input (S0). When S0 is Low, the output (O) reflects the state of !D0. When S0 is High, O reflects the state of D1.
| Inputs | Outputs | ||
|---|---|---|---|
| S0 | D1 | D0 | O |
| 1 | 1 | X | 1 |
| 1 | 0 | X | 0 |
| 0 | X | 1 | 0 |
| 0 | X | 0 | 1 |
Figure 7.17 M2_1B1 Implementation XC3000, XC4000, XC5200, XC9000, Spartans, Virtex |  |
