| Distributor | SKU | Stock | Cost | |
|---|---|---|---|---|
| DigiKey | 568-10187-2-ND | 0 | $2.23 | Buy |
| Mouser Electronics | 771-PCA9539PW/Q90011 | 4809 | $2.54 | Buy |
| Farnell | PCA9539PW/Q900,118 | 2294 | * $1.24 | Buy |
| element14 APAC | PCA9539PW/Q900,118 | 2294 | * $1.29 | Buy |
| Win Source | PCA9539PW/Q900,118 | 20 | Buy | |
| AVNET Asia Pacific | PCA9539PW/Q900,118 | $0.99 | Buy | |
| Arrow North American Components | PCA9539PW/Q900,118 | 0 | $0.99 | Buy |
| AVNET Express | PCA9539PW/Q900,118 | 2500 | $0.99 | Buy |
| AVNET Europe | PCA9539PW/Q900,118 | * $3.19 | Buy | |
| Newark | PCA9539PW/Q900,118 | 2294 | $1.85 | Buy |
I2C Bus and SMBus Low Power I/O Port 24-Pin TSSOP T/R