| Part Number | SN74F109N | SN74F109D | 
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | 
| Category | Logic - Flip Flops | Logic - Flip Flops | 
|   |   | |
| Product Status | Active | Active | 
| Function | Set(Preset) and Reset | Set(Preset) and Reset | 
| Type | JK Type | JK Type | 
| Output Type | Complementary | Complementary | 
| Number of Elements | 2 | 2 | 
| Number of Bits per Element | 1 | 1 | 
| Clock Frequency | 150 MHz | 150 MHz | 
| Max Propagation Delay @ V, Max CL | 8ns @ 5V, 50pF | 8ns @ 5V, 50pF | 
| Trigger Type | Positive Edge | Positive Edge | 
| Current - Output High, Low | 1mA, 20mA | 1mA, 20mA | 
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 
| Current - Quiescent (Iq) | 17 mA | 17 mA | 
| Input Capacitance | - | - | 
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 
| Mounting Type | Through Hole | Surface Mount | 
| Supplier Device Package | 16-PDIP | 16-SOIC | 
| Package / Case | 16-DIP (0.300", 7.62mm) | 16-SOIC (0.154", 3.90mm Width) |