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| Part Number | DM74S257J | DM74S257N | DM74S157J |
|---|---|---|---|
| Manufacturer | National Semiconductor | Fairchild Semiconductor | National Semiconductor |
| Product Status | Active | Obsolete | Active |
| Type | - | Multiplexer | - |
| Circuit | - | 4 x 2:1 | - |
| Independent Circuits | - | 1 | - |
| Current - Output High, Low | - | 6.5mA, 20mA | - |
| Voltage Supply Source | - | Single Supply | - |
| Voltage - Supply | - | 4.75V ~ 5.25V | - |
| Operating Temperature | - | 0°C ~ 70°C | - |
| Mounting Type | - | Through Hole | - |
| Package / Case | - | 16-DIP (0.300", 7.62mm) | - |
| Supplier Device Package | - | 16-PDIP | - |
