| PartNumber | CAT9554AWI-GT2 | CAT9554AHV4I-GT2 | CAT9554AYI-GT2 |
| Description | Interface - I/O Expanders I2C/SMBUS Expander 8B,w/Int | IC I/O EXPANDER I2C SMBUS 16TQFN | IC I/O EXPANDER I2C 8B 16TSSOP |
| Manufacturer | ON Semiconductor | - | - |
| 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 | SOIC-16 | - | - |
| Packaging | Reel | - | - |
| Input Voltage | 2.3 V to 5.5 V | - | - |
| Output Current | 8 mA to 24 mA | - | - |
| Output Voltage | 1.7 V to 4.1 V | - | - |
| Brand | ON Semiconductor | - | - |
| Logic Family | CMOS | - | - |
| Logic Type | I2C, SMBus | - | - |
| Pd Power Dissipation | 1 W | - | - |
| Product Type | I/O Expanders | - | - |
| Factory Pack Quantity | 2000 | - | - |
| Subcategory | Interface ICs | - | - |
| Unit Weight | 0.023492 oz | - | - |