
特性
_I2C-bus to parallel port expanders
_Operating power supply voltage range of 0.8V to 3.6V on the I2C-bus side
_Allows bidirectional voltage-level translation and_GPIO expansion between 0.8V to 3.6V SCL/SDA and_1.8V, 2.5V, 3.3V, 5.5V Port P
_Low standby current consumption, 2.0μA typical at 3.3V VDD(P)
_Schmitt trigger action allows slow input transition and_better switching noise immunity at the SCL and_SDA inputs
_Vhys = 0.05V (typical) at 0.8V
_Vhys = 0.18V (typical) at 1.8V
_Vhys = 0.33V (typical) at 3.3V
_1MHz Fast-mode Plus I2C-bus
_5.5V tolerant I/O ports and_3.6V tolerant I2C-bus pins
_Active LOW reset input (RESET)
_Open-drain active LOW interrupt output (INT)
_Internal power-on reset
_Noise filter on SCL/SDA inputs
_Latched outputs with 25mA drive maximum capability for directly driving LEDs
_Latch-up performance exceeds 100mA per JESD 78, Class II
_ESD protection exceeds JESD 22
_2000V Human-Body Model (A114-A)
_1000V Charged-Device Model (C101)
_TSSOP32 and_HUQFN32 packages offered


