| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 2156-PCA9543ADR-ND | 3050 | $1.98 | Buy |
| Mouser Electronics | 595-PCA9543ADR | 1987 | $1.80 | Buy |
| Perceptive | PCA9543ADR | 7130 | Buy | |
| Quarktwin Electronic Components | PCA9543ADR | 35714 | $1.71 | Buy |
| Arrow Europe | PCA9543ADR | 2500 | $0.93 | Buy |
| Arrow Asia | PCA9543ADR | 147500 | $1.01 | Buy |
| Verical Marketplace | PCA9543ADR | 1000 | $0.71 | Buy |
| AVNET Europe | PCA9543ADR | * $1.08 | Buy | |
| AVNET Express | PCA9543ADR | 9550 | $0.82 | Buy |
| Arrow North American Components | PCA9543ADR | 0 | $0.90 | Buy |
| Texas Instruments | PCA9543ADR | 219440 | $1.36 | Buy |
| Win Source | PCA9543ADR | 1390 | $1.79 | 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 |