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| PartNumber | PCA9501D | PCA9501D,112 | PCA9501D,118 |
| Description | Interface - I/O Expanders 8BIT I2C FMQB GPIONT PU2K EPR | Interface - I/O Expanders 8BIT I2C FMQB GPIONT | Interface - I/O Expanders 8BIT I2C FMQB GPIONT PU2K EPR |
| Manufacturer | - | NXP Semiconductors | NXP Semiconductors |
| Product Category | - | Interface - I/O Expanders | Interface - I/O Expanders |
| Series | - | - | - |
| Packaging | - | Tube Alternate Packaging | Digi-ReelR Alternate Packaging |
| Package Case | - | 20-SOIC (0.295", 7.50mm Width) | 20-SOIC (0.295", 7.50mm Width) |
| Operating Temperature | - | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Output Type | - | Push-Pull | Push-Pull |
| Features | - | EEPROM, POR | EEPROM, POR |
| Interface | - | I2C, SMBus | I2C, SMBus |
| Voltage Supply | - | 2.5 V ~ 3.6 V | 2.5 V ~ 3.6 V |
| Supplier Device Package | - | 20-SO | 20-SO |
| Number of I O | - | 8 | 8 |
| Interrupt Output | - | Yes | Yes |
| Current Output Source Sink | - | 100μA, 25mA | 100μA, 25mA |
| Frequency Clock | - | 400kHz | 400kHz |