Remote 8-Bit I2C and SMBus I/O Expander with Interrupt Output and Configuration Registers 16-VQFN -40 to 85
Texas Instruments
Texas Instruments - PCA9554PWRG4
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Texas Instruments - PCA9554DWRG4
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Texas Instruments - PCA9554DWG4
Texas Instruments - PCA9554DBRG4
Texas Instruments - PCA9554PWG4
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Texas Instruments - PCA9554DB
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