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| PartNumber | TCA9543ADR | TCA9543APWR | TCA9543A |
| Description | Switch ICs - Various 2-Channel I2C Bus Switch | Switch ICs - Various 2CH I2C BusSwtch w/ Interrpt Logic-Reset | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | Switch ICs - Various | Switch ICs - Various | - |
| RoHS | Y | Y | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-14 | TSSOP-14 | - |
| Packaging | Reel | Reel | - |
| Series | TCA9543A | TCA9543A | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Product Type | Switch ICs - Various | Switch ICs - Various | - |
| Factory Pack Quantity | 2500 | 2000 | - |
| Subcategory | Switch ICs | Switch ICs | - |
| Unit Weight | 0.004586 oz | 0.002018 oz | - |