The PCA9557RGYRG4 is an 8-channel I/O expander from Texas Instruments, operating within a temperature range of -40°C to 85°C. It features a maximum operating frequency of 400kHz and is supplied with a voltage of 6V. The device is packaged in a VQFN package and is compliant with RoHS regulations. The PCA9557 series is designed for use in various applications, including those requiring high-speed I/O expansion.
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Texas Instruments PCA9557RGYRG4 technical specifications.
| Package/Case | VQFN |
| Frequency | 400kHz |
| Lead Free | Contains Lead |
| Max Frequency | 400kHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Number of I/Os | 8 |
| Number of Outputs | 8 |
| Operating Supply Voltage | 6V |
| Package Quantity | 3000 |
| Packaging | Tape and Reel |
| RoHS Compliant | Yes |
| Series | PCA9557 |
| Weight | 0.001312oz |
| RoHS | Compliant |
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