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| PartNumber | PCAL9555AHF,128 | PCAL9555APW,118 | PCAL9555APW |
| Description | Interface - I/O Expanders PCAL9555AHF/HWQFN24///REEL 13 Q2 NDP | Interface - I/O Expanders 16b I2C BUS INTERUPT | |
| Manufacturer | NXP | NXP | - |
| Product Category | Interface - I/O Expanders | Interface - I/O Expanders | - |
| RoHS | Y | Y | - |
| Maximum Clock Frequency | 100 kHz | 100 kHz | - |
| Operating Supply Voltage | 1.65 V to 5.5 V | 1.65 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | HWQFN-24 | TSSOP-24 | - |
| Packaging | Reel | Reel | - |
| Input Voltage | 1.65 V to 5.5 V | 1.65 V to 5.5 V | - |
| Output Current | 25 mA | 25 mA | - |
| Output Voltage | 6.5 V | 6.5 V | - |
| Product | I/O Expanders | I/O Expanders | - |
| Type | I/O Expander | I/O Expander | - |
| Brand | NXP Semiconductors | NXP Semiconductors | - |
| Logic Type | I2C, SMBus | I2C, SMBus | - |
| Operating Supply Current | 160 mA | 160 mA | - |
| Pd Power Dissipation | 200 mW | 200 mW | - |
| Product Type | I/O Expanders | I/O Expanders | - |
| Factory Pack Quantity | 6000 | 2500 | - |
| Subcategory | Interface ICs | Interface ICs | - |
| Part # Aliases | 935298072128 | 935298071118 | - |
| Unit Weight | 0.001254 oz | 0.003053 oz | - |