| Part Number | PCA9557D | PCA9554D |
|---|---|---|
| Manufacturer | Texas Instruments | NXP USA Inc. |
| Category | Interface - I/O Expanders | Interface - I/O Expanders |
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| Product Status | Active | Active |
| Number of I/O | 8 | - |
| Interface | I²C, SMBus | - |
| Interrupt Output | No | - |
| Features | POR | - |
| Output Type | Open Drain, Push-Pull | - |
| Current - Output Source/Sink | 10mA, 25mA | - |
| Clock Frequency | 400 kHz | - |
| Voltage - Supply | 2.3V ~ 5.5V | - |
| Operating Temperature | -40°C ~ 85°C | - |
| Mounting Type | Surface Mount | - |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | - |
| Supplier Device Package | 16-SOIC | - |