| Part Number | PCA9550 |
| Manufacturer | NXP (https://www.nxp.com/) |
| Title | 2-bit I2C LED driver |
| Description | The PCA9550 LED blinker blinks LEDs in I2C-bus and SMBus applications where it is necessary to limit bus traffic or free up the I2C master's (MCU, ... |
| Features |
I 2 LED drivers (on, off, flashing at a programmable rate) I 2 selectable, fully programmable blink rates (frequency and duty cycle) between
0.172 Hz and 44 Hz (5.82 seconds and 0.023 second) I Input/output not used as LED drivers can be used as regul...
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| Datasheet |
 PCA9550 Datasheet
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