| PartNumber | SN74LS74AN | SN74LS74ANSR | SN74LS74ANE4 |
| Description | Flip Flops Dual | Flip Flops Dual Pos-Edge-Trig D-Type Flip-Flop | Flip Flops Dual Pos-Edge-Trig D-Type Flip-Flop |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Flip Flops | Flip Flops | Flip Flops |
| RoHS | Y | Y | Y |
| Number of Circuits | 2 | 2 | 2 |
| Logic Family | LS | LS | LS |
| Logic Type | D-Type Latch and Flip-Flop | D-Type Edge Triggered Flip-Flop | D-Type Edge Triggered Flip-Flop |
| Polarity | Inverting/Non-Inverting | Inverting/Non-Inverting | Inverting/Non-Inverting |
| Input Type | TTL | TTL | TTL |
| Output Type | TTL | TTL | TTL |
| Propagation Delay Time | 40 ns | 40 ns | 40 ns |
| High Level Output Current | - 0.4 mA | - 0.4 mA | - 0.4 mA |
| Low Level Output Current | 8 mA | 8 mA | 8 mA |
| Supply Voltage Min | 4.75 V | 4.75 V | 4.75 V |
| Supply Voltage Max | 5.25 V | 5.25 V | 5.25 V |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | PDIP-14 | SO-14 | PDIP-14 |
| Packaging | Tube | Reel | Tube |
| Function | Contain 2 Independent Positive Edge Triggered Flip Flops | D-Type | D-Type |
| Height | 4.57 mm | 1.95 mm | 4.57 mm |
| Length | 19.3 mm | 10.3 mm | 19.3 mm |
| Operating Temperature Range | 0 C to + 70 C | 0 C to + 70 C | 0 C to + 70 C |
| Series | SN74LS74A | SN74LS74A | SN74LS74A |
| Width | 6.35 mm | 5.3 mm | 6.35 mm |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Number of Channels | 2 | 2 | 2 |
| Number of Input Lines | 3 | 3 | 3 |
| Number of Output Lines | 1 | 1 | 1 |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Product Type | Flip Flops | Flip Flops | Flip Flops |
| Reset Type | Set, Reset | Set, Reset | Set, Reset |
| Factory Pack Quantity | 25 | 2000 | 25 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.032734 oz | 0.007348 oz | 0.032734 oz |