PCAL9535APW - NXP

Description: I 2C-bus to parallel port expander Operating power supply voltage range of 1.65 V to 5.5 V Low standby current consumption: 1.5 A (typical at 5 V VDD) 1.0 A (typical at 3.3 V VDD) Schmitt-trigger action allows slow input transition and better switching noise immunity at the SCL and SDA inputs Vhys = 0.10  VDD (typical)