| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | PCA9543APWRG4-ND | 0 | $1.68 | Buy |
| Mouser Electronics | 595-PCA9543APWR | 2449 | $1.37 | Buy |
| Win Source | PCA9543APWR | 13300 | $0.87 | Buy |
| Perceptive | PCA9543APWR | 7130 | Buy | |
| Arrow Europe | PCA9543APWR | 2000 | $0.75 | Buy |
| Verical Marketplace | PCA9543APWR | 1939 | $1.16 | Buy |
| Quarktwin Electronic Components | PCA9543APWR | 37953 | $1.49 | Buy |
| AVNET Express | PCA9543APWR | 3512 | $0.82 | Buy |
| AVNET Asia Pacific | PCA9543APWR | $0.73 | Buy | |
| AVNET Europe | PCA9543APWR | * $1.08 | Buy | |
| Newark | PCA9543APWR | $0.71 | Buy | |
| Texas Instruments | PCA9543APWR | 181462 | $1.19 | Buy |
| Arrow North American Components | PCA9543APWR | 1939 | $1.54 | Buy |
PCA9543A Two-Channel I2C-Bus Switch With Interrupt Logic and Reset
| Title | Manufacturer | Published |
|---|---|---|
| Programming Fun Lights With TI's TCA6507 | Texas Instruments | 11/30/2007 |
| Maximum Clock Frequency of I2C Bus Using Repeaters | Texas Instruments | 05/15/2015 |
| I2C Bus Pull-Up Resistor Calculation | Texas Instruments | 02/13/2015 |
| Understanding the I2C Bus | Texas Instruments | 06/30/2015 |