| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 296-20971-1-ND | 324 | $1.80 | Buy |
| Mouser Electronics | 771-PCA9555DB | 0 | Buy | |
| Mouser Electronics | 595-PCA9555DB | 0 | $2.35 | Buy |
| Ameya360 | PCA9555DB | 8000 | Buy | |
| Arrow North American Components | PCA9555DB | 0 | $1.79 | Buy |
| Verical Marketplace | PCA9555DB | 9900 | $1.36 | Buy |
| Win Source | PCA9555DB | 80260 | $1.16 | Buy |
| Quarktwin Electronic Components | PCA9555DB | 23906 | Buy | |
| AVNET Express | PCA9555DB | 10 | $0.87 | Buy |
| Farnell | PCA9555DB | 25 | * $3.43 | Buy |
| Newark | PCA9555DB | 25 | $3.93 | Buy |
| AVNET Europe | PCA9555DB | 25 | * $1.05 | Buy |
| element14 APAC | PCA9555DB | 25 | * $3.59 | Buy |
| Texas Instruments | PCA9555DB | 125 | $2.44 | Buy |
PCA9555 Remote 16-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 |