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| Part Number | DM74LS279N | DM74LS259N | DM74LS279M |
|---|---|---|---|
| Manufacturer | onsemi | onsemi | Fairchild Semiconductor |
| Product Status | Obsolete | Obsolete | Active |
| Logic Type | S-R Latch | D-Type, Addressable | S-R Latch |
| Circuit | 1:1 | 1:8 | 1:1 |
| Output Type | Standard | Standard | Standard |
| Voltage - Supply | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V |
| Independent Circuits | 4 | 1 | 4 |
| Delay Time - Propagation | 22ns | 35ns | 33ns |
| Current - Output High, Low | 400µA, 8mA | 400µA, 8mA | 8mA |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Through Hole | Through Hole | Surface Mount |
| Package / Case | 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-SOIC |
