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| Part Number | SN74LS37N | SN74LS38N | SN74LS27N | SN74LS30N | SN74LS32N | SN74LS33N |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Active | Active | Active |
| Logic Type | NAND Gate | NAND Gate | NOR Gate | NAND Gate | OR Gate | NOR Gate |
| Number of Circuits | 4 | 4 | 3 | 1 | 4 | 4 |
| Number of Inputs | 2 | 2 | 3 | 8 | 2 | 2 |
| Features | - | Open Collector | - | - | - | Open Collector |
| Voltage - Supply | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V |
| Current - Quiescent (Max) | - | - | - | 500 µA | - | 3.6 mA |
| Current - Output High, Low | 1.2mA, 24mA | -, 24mA | 400µA, 8mA | 400µA, 8mA | 400µA, 8mA | -, 24mA |
| Logic Level - Low | 0.8V | 0.8V | 0.8V | 0.8V | 0.8V | 0.8V |
| Logic Level - High | 2V | 2V | 2V | 2V | 2V | 2V |
| Max Propagation Delay @ V, Max CL | 24ns @ 5V, 45pF | 32ns @ 5V, 45pF | 15ns @ 5V, 15pF | 20ns @ 5V, 15pF | 22ns @ 5V, 15pF | 32ns @ 5V, 45pF |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Supplier Device Package | 14-PDIP | 14-PDIP | 14-PDIP | 14-PDIP | 14-PDIP | 14-PDIP |
| Package / Case | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) |
