PCAL9539AHF,128,IC XPNDR 400KHZ I2C 24HWQFN
PCAL9539APW,118,IC XPND 400KHZ I2C SMBUS 24TSSOP
PCAL9554BBSHP,IC XPND 400KHZ I2C SMBUS 16HVQFN
PCAL9554BPWJ,IC XPND 400KHZ I2C SMBUS 16TSSOP
PCAL9554CBS,128,IC XPND 400KHZ I2C SMBUS 16HVQFN
PCAL9554CPWJ,IC XPND 400KHZ I2C SMBUS 16TSSOP
PCAL9555AHF,128,IC XPNDR 400KHZ I2C 24HWQFN