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