【Texas Instruments】PCF8574ADWE4,IC I/O EXPANDER I2C 8B 16SOIC
【Texas Instruments】PCF8574ADWG4,IC I/O EXPANDER I2C 8B 16SOIC
【Texas Instruments】PCF8574ADWR,IC I/O EXPANDER I2C 8B 16SOIC
【Texas Instruments】PCF8574ADWRE4,IC I/O EXPANDER I2C 8B 16SOIC
【Texas Instruments】PCF8574ADWRG4,IC I/O EXPANDER I2C 8B 16SOIC