PCA9509 Overview
The PCA9509 is a level translating I2C-bus/SMBus repeater that enables processor low voltage 2-wire serial bus to interface with standard I2C-bus or SMBus I/O. While retaining all the operating modes.
| Part number | PCA9509 |
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| Datasheet | PCA9509 Datasheet PDF (Download) |
| File Size | 301.61 KB |
| Manufacturer | NXP Semiconductors |
| Description | Level translating I2C-bus/SMBus repeater |
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The PCA9509 is a level translating I2C-bus/SMBus repeater that enables processor low voltage 2-wire serial bus to interface with standard I2C-bus or SMBus I/O. While retaining all the operating modes.
| Part Number | Description | Manufacturer |
|---|---|---|
| PCA9500 | 8-bit I2C and SMBus I/O port | NXP |
| PCA9501 | 8-bit I2C and SMBus I/O port | NXP |
| PCA9504A | Glue chip 4 | NXP |
| PCA9505 | 40-bit I2C-bus I/O port | NXP |
| PCA9508 | Hot swappable level translating I2C-bus repeater | NXP |