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| Part Number | PCA9543AD | PCA9543ADR | PCA9544AD | PCA9546AD |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | NXP USA Inc. | Texas Instruments |
| Product Status | Active | Active | Active | Obsolete |
| Applications | 2-Channel I²C Multiplexer | 2-Channel I²C Multiplexer | Translating Switch | Translating Switch |
| Interface | I²C, SMBus | I²C, SMBus | I²C, SMBus | I²C, SMBus |
| Voltage - Supply | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 3.6V, 4.5V ~ 5.5V | 2.3V ~ 5.5V |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 20-SOIC (0.295", 7.50mm Width) | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 14-SOIC | 14-SOIC | 20-SO | 16-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
