| Part Number | PD544A |
| Manufacturer | Texas Instruments (https://www.ti.com/) |
| Title | Low Voltage 4-Channel I2C and SMBus Multiplexer |
| Description | The PCA9544A is a 4-channel, bidirectional translating multiplexer controlled via the I2C bus. The SCL/SDA upstream pair fans out to four downstre... |
| Features |
•1 1-of-4 Bidirectional translating switches • I2C Bus and SMBus compatible • Four active-low interrupt inputs • Active-low interrupt output • Three address pins, allowing up to eight devices on the I2C Bus • Channel selection via I2C Bus • Power up ... |
| Datasheet |
 PD544A Datasheet
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