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| PartNumber | PCA9557D,118 | PCA9557D112 | PCA9557D,118-CUT TAPE |
| Description | Interface - I/O Expanders 8-BIT I2C FM TP GPIO | Parallel I/O Port, 8-Bit, 8 I/O, CMOS, PDSO16 | |
| Manufacturer | NXP | - | - |
| Product Category | Interface - I/O Expanders | - | - |
| RoHS | Y | - | - |
| Number of I/Os | 8 I/O | - | - |
| Interface Type | I2C, Serial, SMBus | - | - |
| Maximum Clock Frequency | 400 kHz | - | - |
| 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 | SO-16 | - | - |
| Packaging | Reel | - | - |
| Input Voltage | 5 V | - | - |
| Output Current | 50 mA | - | - |
| Output Voltage | 5 V | - | - |
| Brand | NXP Semiconductors | - | - |
| Logic Family | PCA9557 | - | - |
| Logic Type | I2C, SMBus | - | - |
| Pd Power Dissipation | 200 mW | - | - |
| Product Type | I/O Expanders | - | - |
| Factory Pack Quantity | 2500 | - | - |
| Subcategory | Interface ICs | - | - |
| Part # Aliases | 935270674118 | - | - |
| Unit Weight | 0.005079 oz | - | - |