PCA9556PW同様の

• PCA9542
  • 2-channel I2C multiplexer and interrupt controller
• PCA9544
  • 4-channel I2C multiplexer and interrupt controller
• PCA9556PW
  • Octal SMBus Registered Interface
• PCA9557D
  • 8 bit I2C and SMBus I/O port with reset
• PCA9559
  • 5-bit multiplexed/1-bit latched 6-bit I2C EEPROM