| 1OE | 1 • | 16 | Vcc |
| S1 | 2 | 15 | 2OE |
| 1I3 | 3 | 14 | S0 |
| 1I2 | 4 | 13 | 2I3 |
| 1I1 | 5 | 12 | 2I2 |
| 1I0 | 6 | 11 | 2I1 |
| 1Y | 7 | 10 | 2I0 |
| GND | 8 | 9 | 2Y |
| Pin | Symbol | Description |
|---|---|---|
| 1 | 1OE | enable input 1 (active low) |
| 2 | S1 | common data select input |
| 3 | 1I3 | data input from source 1 |
| 4 | 1I2 | data input from source 1 |
| 5 | 1I1 | data input from source 1 |
| 6 | 1I0 | data input from source 1 |
| 7 | 1Y | multiplexer output from source 1 |
| 8 | GND | ground |
| 9 | 2Y | multiplexer output from source 2 |
| 10 | 2I0 | data input from source 2 |
| 11 | 2I1 | data input from source 2 |
| 12 | 2I2 | data input from source 2 |
| 13 | 2I3 | data input from source 2 |
| 14 | S0 | common data select input |
| 15 | 2OE | enable input 2 (active low) |
| 16 | Vcc | supply voltage |
| Parameter | Value | Unit |
|---|---|---|
| Propagation delay, 1In, 2In to nY | 17 (74HC/HCT) | ns |
| Propagation delay, Sn to nY | 18 (74HC) 19 (74HCT) | ns |
Note: Data is maintained by an independent source and accuracy is not guaranteed. Check with the manufacturer's datasheet for up-to-date information.