| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 296-20970-1-ND | 0 | $2.15 | Buy |
| Mouser Electronics | 595-PCA9555DBQR | 45 | $2.14 | Buy |
| Arrow North American Components | PCA9555DBQR | 0 | $0.91 | Buy |
| Win Source | PCA9555DBQR | 12541 | Buy | |
| Quarktwin Electronic Components | PCA9555DBQR | 8588 | $2.27 | Buy |
| Arrow Asia | PCA9555DBQR | 7500 | $0.87 | Buy |
| AVNET Express | PCA9555DBQR | 206 | $0.72 | Buy |
| AVNET Europe | PCA9555DBQR | * $1.32 | Buy | |
| Newark | PCA9555DBQR | $0.90 | Buy | |
| Texas Instruments | PCA9555DBQR | 4832 | $1.81 | Buy |
| Verical Marketplace | PCA9555DBQR | 10000 | $0.91 | 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 |