| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | PCA9555PWRE4-ND | 0 | $1.80 | Buy |
| Mouser Electronics | 595-PCA9555PWR | 7970 | $1.67 | Buy |
| Arrow Asia | PCA9555PWR | 30000 | $1.06 | Buy |
| Win Source | PCA9555PWR | 55310 | $11.61 | Buy |
| Quarktwin Electronic Components | PCA9555PWR | 17645 | $2.72 | Buy |
| Texas Instruments | PCA9555PWR | 2834 | $1.34 | Buy |
| Verical Marketplace | PCA9555PWR | 7 | $2.28 | Buy |
| AVNET Express | PCA9555PWR | 3222 | $1.31 | Buy |
| element14 APAC | PCA9555PWR | 170 | * $1.34 | Buy |
| Farnell | PCA9555PWR | 170 | * $6.10 | Buy |
| AVNET Asia Pacific | PCA9555PWR | 6000 | $1.19 | Buy |
| AVNET Europe | PCA9555PWR | 2000 | * $1.58 | Buy |
| Newark | PCA9555PWR | 69 | $2.23 | Buy |
| Arrow North American Components | PCA9555PWR | 0 | $2.40 | Buy |
I2C and SMBus I/O Expander 24-Pin TSSOP T/R
| 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 |