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TCA9555

Part Number	TCA9555
Manufacturer	Texas Instruments
Description	Low-Voltage 16-Bit I2C and SMBus I/O Expander
Published	Oct 15, 2019
Detailed Description	Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9555 SCPS200E – JULY 2009 – RE...
Datasheet	TCA9555 PDF File

Overview

Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9555 SCPS200E – JULY 2009 – REVISED APRIL 2019 TCA9555 Low-Voltage 16-Bit I2C and SMBus I/O Expander with Interrupt Output and Configuration Registers 1 Features •1 Low Standby-Current Consumption of 3.
5 μA Maximum • I2C to Parallel Port Expander • Open-Drain Active-Low Interrupt Output • 5-V Tolerant I/O Ports • Compatible With Most Microcontrollers • 400-kHz Fast I2C Bus • Configurable Slave Address with 3 Address Pins • Polarity Inversion Register • Latched Outputs With High-Current Drive Capability for Directly Driving LEDs • Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II • ESD Protectio...

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