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TCA9539

Part Number	TCA9539
Manufacturer	Texas Instruments
Description	Low Voltage 16-Bit I2C and SMBUS Low-Power I/O Expander
Published	Dec 22, 2020
Detailed Description	Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TCA9539 SCPS202C – OCTOBER 200...
Datasheet	TCA9539 PDF File

Overview

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TCA9539 SCPS202C – OCTOBER 2009 – REVISED MAY 2016 TCA9539 Low Voltage 16-Bit I2C and SMBus Low-Power I/O Expander with Interrupt Output, Reset Pin, and Configuration Registers 1 Features •1 I2C to Parallel Port Expander • Low Standby-Current Consumption • Open-Drain Active-Low Interrupt Output • Active-Low Reset Input • 5-V Tolerant I/O Ports • Compatible With Most Microcontrollers • 400-kHz Fast I2C Bus • Input and Output Configuration Register • Polarity Inversion Register • Internal Power-on Reset • No Glitch on Power Up • Noise Filter on SCL and SDA Inputs • Address by Two Hardware Address Pins fo...

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