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| Part Number | PCA9544APW | PCA9546APW | PCA9545APW | PCA9544APWR | PCA9544APWT | PCA9548APW | PCA9543APW | PCA9544ADW |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | NXP USA Inc. | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Obsolete | Obsolete | Active | Last Time Buy | Obsolete | Obsolete | Active |
| Applications | Translating Switch | Translating Switch | Translating Switch | Translating Switch | Translating Switch | Translating Switch | Translating Switch | Translating Switch |
| Interface | I²C, SMBus | I²C, SMBus | I²C, SMBus | I²C, SMBus | I²C, SMBus | I²C, SMBus | I²C | I²C, SMBus |
| Voltage - Supply | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V |
| Package / Case | 20-TSSOP (0.173", 4.40mm Width) | 16-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 20-TSSOP (0.173", 4.40mm Width) | 24-TSSOP (0.173", 4.40mm Width) | 14-TSSOP (0.173", 4.40mm Width) | 20-SOIC (0.295", 7.50mm Width) |
| Supplier Device Package | 20-TSSOP | 16-TSSOP | 20-TSSOP | 20-TSSOP | 20-TSSOP | 24-TSSOP | 14-TSSOP | 20-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
