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| PartNumber | SN74LS109ADR | SN74LS109ADRE4 | SN74LS109ADR2 |
| Description | Flip Flops Dual Pos-Edge-Trig J-K Flip-Flop | Flip Flops Dual Pos-Edge-Trig J-K Flip-Flop | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Flip Flops | Flip Flops | - |
| RoHS | Y | Y | - |
| Number of Circuits | 2 | 2 | - |
| Logic Family | LS | LS | - |
| Logic Type | J-K Type Flip-Flop | J-K Type Flip-Flop | - |
| Polarity | Inverting/Non-Inverting | Inverting/Non-Inverting | - |
| Input Type | TTL | TTL | - |
| Output Type | TTL | TTL | - |
| Propagation Delay Time | 40 ns | 40 ns | - |
| High Level Output Current | - 0.4 mA | - 0.4 mA | - |
| Low Level Output Current | 8 mA | 8 mA | - |
| Supply Voltage Min | 4.75 V | 4.75 V | - |
| Supply Voltage Max | 5.25 V | 5.25 V | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOP-16 | SOP-16 | - |
| Packaging | Reel | Reel | - |
| Function | J-K Type | J-K Type | - |
| Height | 1.58 mm | 1.58 mm | - |
| Length | 9.9 mm | 9.9 mm | - |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | - |
| Series | SN74LS109A | SN74LS109A | - |
| Width | 3.91 mm | 3.91 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Number of Channels | 2 | 2 | - |
| Number of Input Lines | 5 | 5 | - |
| Number of Output Lines | 2 | 2 | - |
| Operating Supply Voltage | 4.75 V to 5.25 V | 4.75 V to 5.25 V | - |
| Product Type | Flip Flops | Flip Flops | - |
| Reset Type | Set, Reset | Set, Reset | - |
| Factory Pack Quantity | 2500 | 2500 | - |
| Subcategory | Logic ICs | Logic ICs | - |
| Unit Weight | 0.004998 oz | 0.004998 oz | - |