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TCA9555RTWRActive
Texas Instruments
16-BIT 1.65- TO 5.5-V I2C/SMBUS I/O EXPANDER WITH INTERRUPT, WEAK PULL-UP & CONFIG REGISTERS
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I2C Bus Pull-Up Resistor Calculation
TCA9555 Low-Voltage 16-Bit I2C and SMBus I/O Expander with Interrupt Output and Configuration Registers datasheet (Rev. E)