PCA9557PW
IC XPND 400KHZ I2C SMBUS 16TSSOPManufacturer: Texas Instruments
Categories: I/O Expanders
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Texas Instruments PCA9557PW is an 8-bit, low-voltage, 400 kHz I2C and SMBus compatible I/O expander. This device offers a flexible solution for extending system I/O capabilities. Featuring open-drain and push-pull output types, it supports a voltage supply range from 2.3V to 5.5V. The PCA9557PW is housed in a compact 16-TSSOP package, suitable for surface mounting. Its design includes power-on reset (POR) functionality. This component finds application in various industrial, consumer electronics, and automotive systems where efficient I/O expansion is critical. The output current capabilities are 10mA for source and 25mA for sink. It operates within an ambient temperature range of -40°C to 85°C.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Features | POR |
| Packaging | Tube |
| Package / Case | 16-TSSOP (0.173"", 4.40mm Width) |
| Output Type | Open Drain, Push-Pull |
| Mounting Type | Surface Mount |
| Interface | I2C, SMBus |
| Number of I/O | 8 |
| Operating Temperature | -40°C ~ 85°C |
| Voltage - Supply | 2.3V ~ 5.5V |
| Clock Frequency | 400 kHz |
| Interrupt Output | No |
| Supplier Device Package | 16-TSSOP |
| Current - Output Source/Sink | 10mA, 25mA |
| Programmable | Not Verified |
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