| Technology Family | HCS |
| Function | Multiplexer |
| Configuration | 8:1 |
| Number of channels (#) | 1 |
| Operating temperature range (C) | -40 to 125 |
| Rating | Catalog |
- Wide operating voltage range: 2 V to 6 V
- Schmitt-trigger inputs allow for slow or noisy input signals
- Low power consumption
- Typical ICC of 100 nA
- Typical input leakage current of ±100 nA
- ±7.8-mA output drive at 6 V
- Extended ambient temperature range: –40°C to +125°C, TA
The SN74HCS251 is a data selector/multiplexer containing full binary decoding to select 1-of-8 data sources and features strobe-controlled complementary 3-state outputs.