Remote 8-Bit I2C and SMBus Low-Power I/O Expander with Reset and Configuration Registers 16-SOIC -40 to 85
IC I/O EXPANDER I2C 8B 16SOIC Product overview: PCA9557DRG4 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 key electrical ratings, package details, and application requirements. Search-friendly keywords include interface IC, transceiver, driver, receiver, CAN, RS-485, Interface Transceiver IC, I/O Expanders. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 749-PCA9557DRG4 can be used for catalog matching and distributor lookup.
Manufacturer: Texas Instruments
Win Source Part Number: 1236082-PCA9557DRG4
Manufacturer Homepage: www.ti.com
Popularity: Medium
Fake Threat In the Open Market: 69 pct.
Supply and Demand Status: Limited
| Texas Instruments | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | |
|---|---|---|---|
| Product Category | IC Interfaces | IC Interfaces | IC Interfaces |
| Product Number | PCA9557DRG4 | 749-PCA9557DRG4 | 1236082-PCA9557DRG4 |
| Product Name | PCA9557 Remote 8-Bit I2C and SMBus Low-Power I/O Expander with Reset and Configuration Registers | Interface Transceiver IC | Interface - Interface - I/O Expanders - PCA9557DRG4 |
| Technology | I2C | ||
| Device Type | Port / Bus Expander | Transceiver | |
| Supply Voltage | 2.5V; Other; 6 |
