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| Part Number | SN74LS374N | SN74LS377N | SN74LS378N | SN74LS379N | SN74LS174N | SN74LS374H |
|---|---|---|---|---|---|---|
| Manufacturer | onsemi | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | onsemi |
| Product Status | Obsolete | Active | Active | Active | Active | Active |
| Function | Standard | Standard | Standard | - | Master Reset | - |
| Type | D-Type | D-Type | D-Type | - | D-Type | - |
| Output Type | Tri-State, Non-Inverted | Complementary | Non-Inverted | - | Non-Inverted | - |
| Number of Elements | 1 | 1 | 1 | - | 1 | - |
| Number of Bits per Element | 8 | 8 | 6 | - | 6 | - |
| Clock Frequency | 50 MHz | 40 MHz | 40 MHz | - | 40 MHz | - |
| Max Propagation Delay @ V, Max CL | 28ns @ 5V, 45pF | 27ns @ 5V, 15pF | 27ns @ 5V, 15pF | - | 30ns @ 5V, 15pF | - |
| Trigger Type | Positive Edge | Positive Edge | Positive Edge | - | Positive Edge | - |
| Current - Output High, Low | 2.6mA, 24mA | 400µA, 8mA | 400µA, 8mA | - | 400µA, 8mA | - |
| Voltage - Supply | 4.75V ~ 5.25V | 4.75V ~ 5.25V | 4.75V ~ 5.25V | - | 4.75V ~ 5.25V | - |
| Current - Quiescent (Iq) | 40 mA | 28 mA | 22 mA | - | 26 mA | - |
| Input Capacitance | - | - | - | - | - | - |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | - | 0°C ~ 70°C (TA) | - |
| Mounting Type | Through Hole | Through Hole | Through Hole | - | Through Hole | - |
| Supplier Device Package | 20-PDIP | 20-PDIP | 16-PDIP | - | 16-PDIP | - |
| Package / Case | 20-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 16-DIP (0.300", 7.62mm) | - | 16-DIP (0.300", 7.62mm) | - |
