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| Part Number | 74F109SC | 74F109SCX | 74F109SJ | 74F109DC | 74F109LC | 74F109PC |
|---|---|---|---|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor | Fairchild Semiconductor | National Semiconductor | National Semiconductor | Fairchild Semiconductor |
| Product Status | Obsolete | Obsolete | Obsolete | Active | Active | Obsolete |
| Function | Set(Preset) and Reset | Set(Preset) and Reset | Set(Preset) and Reset | - | - | Set(Preset) and Reset |
| Type | JK Type | JK Type | JK Type | - | - | JK Type |
| Output Type | Complementary | Complementary | Complementary | - | - | Complementary |
| Number of Elements | 2 | 2 | 2 | - | - | 2 |
| Number of Bits per Element | 1 | 1 | 1 | - | - | 1 |
| Clock Frequency | 125 MHz | 125 MHz | 125 MHz | - | - | 125 MHz |
| Max Propagation Delay @ V, Max CL | 8ns @ 5V, 50pF | 8ns @ 5V, 50pF | 8ns @ 5V, 50pF | - | - | 8ns @ 5V, 50pF |
| Trigger Type | Positive Edge | Positive Edge | Positive Edge | - | - | Positive Edge |
| Current - Output High, Low | 1mA, 20mA | 1mA, 20mA | 1mA, 20mA | - | - | 1mA, 20mA |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | - | - | 4.5V ~ 5.5V |
| Current - Quiescent (Iq) | 17 mA | 17 mA | 17 mA | - | - | 17 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 | Surface Mount | Surface Mount | Surface Mount | - | - | Through Hole |
| Supplier Device Package | 16-SOIC | 16-SOIC | 16-SOP | - | - | 16-PDIP |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.209", 5.30mm Width) | - | - | 16-DIP (0.300", 7.62mm) |
