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| Part Number | DM74ALS74AN | DM74LS74AN | DM74ALS574AN | DM74ALS74AM |
|---|---|---|---|---|
| Manufacturer | Fairchild Semiconductor | onsemi | onsemi | Fairchild Semiconductor |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Function | Set(Preset) and Reset | Set(Preset) and Reset | Standard | Set(Preset) and Reset |
| Type | D-Type | D-Type | D-Type | D-Type |
| Output Type | Complementary | Complementary | Tri-State, Non-Inverted | Complementary |
| Number of Elements | 2 | 2 | 1 | 2 |
| Number of Bits per Element | 1 | 1 | 8 | 1 |
| Clock Frequency | 34 MHz | 20 MHz | 35 MHz | 34 MHz |
| Max Propagation Delay @ V, Max CL | 18ns @ 5V, 50pF | 35ns @ 5V, 50pF | 14ns @ 5V, 50pF | 18ns @ 5V, 50pF |
| Trigger Type | Positive Edge | Positive Edge | Positive Edge | Positive Edge |
| Current - Output High, Low | 400µA, 8mA | 400µA, 8mA | 2.6mA, 24mA | 400µA, 8mA |
| Voltage - Supply | 4.5V ~ 5.5V | 4.75V ~ 5.25V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Current - Quiescent (Iq) | 4 mA | 8 mA | 18 mA | 4 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 | Surface Mount |
| Supplier Device Package | 14-DIP | 14-MDIP | 20-PDIP | 14-SOIC |
| Package / Case | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 20-DIP (0.300", 7.62mm) | 14-SOIC (0.154", 3.90mm Width) |
