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| PartNumber | PCF8574T/3,518 | PCF8574T/3,512 | PCF8574T/3,518-CUT TAPE |
| Description | Interface - I/O Expanders I/O EXPANDER I2C | Interface - I/O Expanders REMOTE I/O EXPANDER | |
| Manufacturer | NXP | NXP | - |
| Product Category | Interface - I/O Expanders | Interface - I/O Expanders | - |
| RoHS | Y | Y | - |
| Number of I/Os | 8 I/O | 8 I/O | - |
| Maximum Clock Frequency | 100 kHz | - | - |
| Operating Supply Voltage | 2.5 V to 6 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SO-16 | SOT-162 | - |
| Packaging | Reel | Tube | - |
| Output Current | 25 mA | - | - |
| Product | I/O Expanders | - | - |
| Type | I/O Expander | - | - |
| Brand | NXP Semiconductors | NXP Semiconductors | - |
| Logic Family | PCF8574 | - | - |
| Logic Type | I/O Expander | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Pd Power Dissipation | 400 mW | - | - |
| Product Type | I/O Expanders | I/O Expanders | - |
| Factory Pack Quantity | 1000 | 1920 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Part # Aliases | 935275617518 | 935275617512 | - |
| Unit Weight | 0.014272 oz | 0.014272 oz | - |
| Output Voltage | - | 2.4 V | - |