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| PartNumber | PCA9544ARGYR | PCA9544ARGYR(PD544A) | PCA9544ARGYRG4 |
| Description | Switch ICs - Various 4-Ch I2C & SMBus Multiplexer | I2C Multiplexer 1-Element 4-IN 20-Pin VQFN EP T/R - Tape and Reel (Alt: PCA9544ARGYRG4) | |
| Manufacturer | Texas Instruments | - | - |
| Product Category | Switch ICs - Various | - | - |
| RoHS | Y | - | - |
| Product | Bidirectional Translating Switches | - | - |
| Number of Switches | 4 Switch | - | - |
| Configuration | - | - | - |
| On Resistance Max | 45 Ohms | - | - |
| Operating Supply Voltage | 2.3 V to 5.5 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | VQFN-20 | - | - |
| Packaging | Reel | - | - |
| Bandwidth | - | - | - |
| Height | 0.8 mm | - | - |
| Length | 4.5 mm | - | - |
| Series | PCA9544A | - | - |
| Width | 3.5 mm | - | - |
| Brand | Texas Instruments | - | - |
| Supply Current Max | 12 uA | - | - |
| Moisture Sensitive | Yes | - | - |
| Pd Power Dissipation | 400 mW | - | - |
| Product Type | Switch ICs - Various | - | - |
| Factory Pack Quantity | 3000 | - | - |
| Subcategory | Switch ICs | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 2.3 V | - | - |
| Unit Weight | 0.001517 oz | - | - |