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| Part Number | SN74LS251NSR | SN74LS253NSR | SN74LS151NSR | SN74LS251NS |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Discontinued at Digi-Key | Active | Active |
| Type | Multiplexer | Multiplexer | Multiplexer | - |
| Circuit | 1 x 8:1 | 2 x 4:1 | 1 x 8:1 | - |
| Independent Circuits | 1 | 1 | 1 | - |
| Current - Output High, Low | 2.6mA, 8mA | 2.6mA, 8mA | 400µA, 8mA | - |
| Voltage Supply Source | Single Supply | Single Supply | Single Supply | - |
| Voltage - Supply | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | - |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | - |
| Package / Case | 16-SOIC (0.209", 5.30mm Width) | 16-SOIC (0.209", 5.30mm Width) | 16-SOIC (0.209", 5.30mm Width) | - |
| Supplier Device Package | 16-SO | 16-SO | 16-SO | - |
