Texas Instruments PCA9554 Remote 8-Bit I2C and SMBus I/O Expander with Interrupt Output and Configuration Registers PCA9554DBR

Remote 8-Bit I2C and SMBus I/O Expander with Interrupt Output and Configuration Registers 16-SSOP -40 to 85

I/O Expander 8 I²C, SMBus 400kHz 16-SSOP

I/O Expander 8 I²C, SMBus 400kHz 16-SSOP

Manufacturer: Texas Instruments
Win Source Part Number: 134770-PCA9554DBR
Packaging: Reel - TR
Features: POR
Mounting: SMD (SMT)
Output Type: Push-Pull
Number of I/O: 8
Current - Output Source/Sink: 10mA, 25mA
Interrupt Output: Yes
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C
Case / Package: 16-SSOP
Supply Voltage - Operating: 2.3 V to 5.5 V
Max Frequency: 400kHz
Popularity: Medium
Fake Threat In the Open Market: 49 pct.
Supply and Demand Status: Limited

I2C/SMBus Interface 400kHz 5.5V 16-Pin SSOP T/R Product overview: PCA9554DBR from Texas Instruments is an Interface Transceiver IC for serial communication, bus conversion, signal driving, receiver stages, and industrial networking. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 400kHz, 5.5V, SSOP. Search-friendly keywords include interface IC, transceiver, driver, receiver, CAN, RS-485, 400kHz, 5.5V, SSOP, Interface Transceiver IC. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 749-PCA9554DBR can be used for catalog matching and distributor lookup.