| PartNumber | FST3245MTCX | FST3245MTC | FST3244QSCX |
| Description | Digital Bus Switch ICs 8-Bit Bus Switch | Digital Bus Switch ICs 8-Bit Bus Switch | Digital Bus Switch ICs 8-Bit Bus Switch |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Digital Bus Switch ICs | Digital Bus Switch ICs | Digital Bus Switch ICs |
| RoHS | Y | Y | Y |
| Number of Bits | 8 bit | 8 bit | 8 bit |
| On Resistance Max | 7 Ohms | 7 Ohms | 11 Ohms |
| Propagation Delay Max | 250 ps | 250 ps | 250 us |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-20 | TSSOP-20 | QSOP-20 |
| Packaging | Reel | Tube | Reel |
| Height | 0.9 mm | 0.9 mm | 1.36 mm |
| Length | 6.5 mm | 6.5 mm | 8.66 mm |
| Organization | 8 x 1:1 | 8 x 1:1 | 4 x 1:1 |
| Series | FST3245 | - | FST3244 |
| Width | 4.4 mm | 4.4 mm | 3.9 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Logic Type | CMOS | CMOS | CMOS |
| Off Time Max | 6 ns | 6 ns | - |
| On Time Max | 5.9 ns | 5.9 ns | - |
| Supply Current Max | 3 uA | 3 uA | 3 uA |
| Product Type | Digital Bus Switch ICs | Digital Bus Switch ICs | Digital Bus Switch ICs |
| Factory Pack Quantity | 2500 | 73 | 2500 |
| Subcategory | Switch ICs | Switch ICs | Switch ICs |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4 V | 4 V | 4 V |
| Part # Aliases | FST3245MTCX_NL | - | FST3244QSCX_NL |
| Unit Weight | 0.006737 oz | 0.006737 oz | 0.008508 oz |