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| Part Number | SN74ALS253N | SN74ALS153N | SN74ALS251N | SN74ALS253D | 
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | 
| Product Status | Active | Active | Active | Active | 
| Type | Multiplexer | Multiplexer | Multiplexer | Multiplexer | 
| Circuit | 2 x 4:1 | 2 x 4:1 | 1 x 8:1 | 2 x 4:1 | 
| Independent Circuits | 1 | 1 | 1 | 1 | 
| Current - Output High, Low | 2.6mA, 24mA | 2.6mA, 24mA | 2.6mA, 24mA | 2.6mA, 24mA | 
| Voltage Supply Source | Single Supply | Single Supply | Single Supply | Single Supply | 
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 
| Mounting Type | Through Hole | Through Hole | Through Hole | Surface Mount | 
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | 16-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package | 16-PDIP | 16-PDIP | 16-PDIP | 16-SOIC |