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| PartNumber | SX1506I091TRT | SX1506 | SX1506AREG |
| Description | IC GPIO EXP I2C 16CH 28UTQFN | ||
| Manufacturer | Semtech Corporation | Semtech Corporation | - |
| Product Category | Interface - I/O Expanders | Interface - I/O Expanders | - |
| Series | - | - | - |
| Product | I/O Expanders | I/O Expanders | - |
| Type | GPIO Expander | GPIO Expander | - |
| Packaging | Digi-ReelR | Digi-ReelR | - |
| Unit Weight | 70800 mg | 70800 mg | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package Case | 28-UFQFN Exposed Pad | 28-UFQFN Exposed Pad | - |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | - |
| Mounting Type | Surface Mount | Surface Mount | - |
| Output Type | Push-Pull | Push-Pull | - |
| Features | POR | POR | - |
| Interface | I2C | I2C | - |
| Voltage Supply | 2.5 V ~ 5.5 V | 2.5 V ~ 5.5 V | - |
| Supplier Device Package | 28-QFN-UT (4x4) | 28-QFN-UT (4x4) | - |
| Number of I O | 16 | 16 | - |
| Interrupt Output | Yes | Yes | - |
| Current Output Source Sink | 8mA, 24mA | 8mA, 24mA | - |
| Frequency Clock | 400kHz | 400kHz | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Operating Supply Voltage | 5.5 V | 5.5 V | - |
| Operating Supply Current | 1 uA | 1 uA | - |
| Interface Type | I2C Serial | I2C Serial | - |
| Development Kit | SX1502EVK | SX1502EVK | - |
| Maximum Clock Frequency | 400 kHz | 400 kHz | - |
| Number of I Os | 16 I/O | 16 I/O | - |