The PCA9544APW is a sophisticated, high-quality product from Texas Instruments, a leading semiconductor manufacturing company renowned for its innovative and reliable technology solutions.

• Description: Low voltage 4-channel I²C and SMBus multiplexer with interrupt logic
• Function: Facilitates communication between multiple devices, acting as an interface between a system controller and multiple peripheral devices. Enables communication with up to four individual sections of a bus.
• Voltage: 2.3V to 5.5V
• Features: Active-low reset input, two interrupt inputs, one interrupt output
• Communication: I²C-bus or SMBus host to system controller. Multiplexer channels selected through the host. Operates in continuous or time-division multiplexing mode.
• Protection: Over-temperature protection mechanism
• Package: TSSOP (Thin Shrink Small Outline Package) with 20 pins