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| PartNumber | PCA9545APW,112 | PCA9545APW,118 | PCA9545APW |
| Description | Multiplexer Switch ICs 4-CH I2C SWITCH | Multiplexer Switch ICs I2C SWITCH 4CH | Switch ICs - Various 4-Ch I2C & SMBus Multiplexer |
| Manufacturer | NXP | NXP | Texas Instruments |
| Product Category | Multiplexer Switch ICs | Multiplexer Switch ICs | Switch ICs - Various |
| RoHS | Y | Y | Y |
| Product | Multiplexers | Multiplexers | Bidirectional Translating Switches |
| Number of Channels | 4 Channel | 4 Channel | - |
| Configuration | 2 x 4:1 | 2 x 4:1 | - |
| On Resistance Max | 24 Ohms | 24 Ohms | 45 Ohms |
| On Time Max | 300 ns | 300 ns | - |
| Off Time Max | 300 ns | 300 ns | - |
| Operating Supply Voltage | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 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 | TSSOP-20 |
| Packaging | Tube | Reel | Tube |
| Bandwidth | 0.4 MHz | 0.4 MHz | - |
| Height | 0.95 mm | 0.95 mm | 1.15 mm |
| Length | 6.6 mm | 6.6 mm | 6.5 mm |
| Width | 4.5 mm | 4.5 mm | 4.4 mm |
| Brand | NXP Semiconductors | NXP Semiconductors | Texas Instruments |
| Pd Power Dissipation | 400 mW | 400 mW | 400 mW |
| Product Type | Multiplexer Switch ICs | Multiplexer Switch ICs | Switch ICs - Various |
| Propagation Delay Time | 0.3 ns | 0.3 ns | - |
| Factory Pack Quantity | 1875 | 2500 | 70 |
| Subcategory | Switch ICs | Switch ICs | Switch ICs |
| Part # Aliases | 935275809112 | 935275809118 | - |
| Unit Weight | 0.003370 oz | 0.003370 oz | 0.002716 oz |
| Number of Switches | - | - | 4 Switch |
| Series | - | - | PCA9545A |
| Supply Current Max | - | - | 12 uA |
| Supply Voltage Max | - | - | 5.5 V |
| Supply Voltage Min | - | - | 2.3 V |