| Part Number | 74AC251SCX | 74ACT251SCX | 
|---|---|---|
| Manufacturer | Fairchild Semiconductor | onsemi | 
| Category | Logic - Signal Switches, Multiplexers, Decoders | Logic - Signal Switches, Multiplexers, Decoders | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Type | Multiplexer | Multiplexer | 
| Circuit | 1 x 8:1 | 1 x 8:1 | 
| Independent Circuits | 1 | 1 | 
| Current - Output High, Low | 24mA, 24mA | 24mA, 24mA | 
| Voltage Supply Source | Single Supply | Single Supply | 
| Voltage - Supply | 2V ~ 6V | 4.5V ~ 5.5V | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 16-SOIC | 16-SOIC |