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| PartNumber | CAT9554YI-GT2 | CAT9554YI | CAT9554YI-G |
| Description | Interface - I/O Expanders I2C/SMBUS Expander 8B,w/Int | Interface - I/O Expanders 8-Bit Parallel IO | |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | Interface - I/O Expanders | Interface - I/O Expanders | - |
| RoHS | Y | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | TSSOP-16 | - | - |
| Packaging | Reel | Digi-ReelR Alternate Packaging | - |
| Series | CAT9554 | - | - |
| Type | I2C, SMBus | - | - |
| Brand | ON Semiconductor | - | - |
| Product Type | I/O Expanders | - | - |
| Factory Pack Quantity | 2000 | - | - |
| Subcategory | Interface ICs | - | - |
| Unit Weight | 0.006102 oz | - | - |
| Package Case | - | 16-TSSOP (0.173", 4.40mm Width) | - |
| Operating Temperature | - | -40°C ~ 85°C | - |
| Mounting Type | - | Surface Mount | - |
| Output Type | - | Push-Pull | - |
| Features | - | POR | - |
| Interface | - | I2C, SMBus | - |
| Voltage Supply | - | 2.3 V ~ 5.5 V | - |
| Supplier Device Package | - | 16-TSSOP | - |
| Number of I O | - | 8 | - |
| Interrupt Output | - | Yes | - |
| Current Output Source Sink | - | 10mA, 24mA | - |
| Frequency Clock | - | 400kHz | - |