| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| Mouser Electronics | 595-PCA9554PW | 0 | $1.71 | Buy |
| Mouser Electronics | 771-PCA9554PW | 0 | Buy | |
| Utmel | PCA9554PW | 187285 | $2.96 | Buy |
| Win Source | PCA9554PW | 299630 | $1.93 | Buy |
| Quarktwin Electronic Components | PCA9554PW | 32154 | Buy | |
| Ameya360 | PCA9554PW | 20000 | Buy | |
| Arrow North American Components | PCA9554PW | 0 | $1.19 | Buy |
| element14 APAC | PCA9554PW | 1060 | * $3.04 | Buy |
| Farnell | PCA9554PW | 1060 | * $3.41 | Buy |
| AVNET Europe | PCA9554PW | 90 | * $1.65 | Buy |
| Newark | PCA9554PW | 894 | $2.58 | Buy |
| AVNET Express | PCA9554PW | 78468 | $1.36 | Buy |
| Verical Marketplace | PCA9554PW | 353 | $1.16 | Buy |
PCA9554 Remote 8-Bit I2C and SMBus I/O Expander with Interrupt Output and Configuration Registers
| 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 |