PCA9557PW,112
IC XPND 400KHZ I2C SMBUS 16TSSOPManufacturer: NXP USA Inc.
Categories: I/O Expanders
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NXP USA Inc. PCA9557PW-112 is an 8-bit I/O expander designed for applications requiring bidirectional control of digital signals via the I2C or SMBus interfaces. Operating at clock frequencies up to 400 kHz, this component offers flexible output configurations, supporting both open-drain and push-pull outputs with source/sink capabilities of 10mA and 25mA respectively. It integrates a Power-On Reset (POR) feature for robust initialization. The device is housed in a 16-TSSOP package, suitable for surface mounting. Its voltage supply range is 2.3V to 5.5V, making it a versatile choice across various industrial and consumer electronics sectors.
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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