制造商：TI
制造商全称：Texas Instruments
功能描述：REMOTE 16-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH INTERRUPT OUTPUT, RESET, AND CONFIGURATION REGISTERS
PCA9539RBS
PCA9539RBS,118
PCA9539RGER
PCA9539RGERG4
PCA9539RPW
PCA9539RPW,112
PCA9539RPW,118
PCA9540
PCA9540B
PCA9540BD