Datasheet4U Logo Datasheet4U.com

TCA9539

Low Voltage 16-Bit I2C and SMBUS Low-Power I/O Expander

TCA9539 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 Out

TCA9539 General Description

The TCA9539 is a 24-pin device that provides 16 bits of general purpose parallel input and output (I/O) expansion for the two-line bidirectional I2C bus (or SMBus protocol). The device can operate with a power supply voltage (VCC) range from 1.65 V to 5.5 V. The device supports 100-kHz (I2C Standard.

TCA9539 Datasheet (2.85 MB)

Preview of TCA9539 PDF

Datasheet Details

Part number:

TCA9539

Manufacturer:

Texas Instruments ↗

File Size:

2.85 MB

Description:

Low voltage 16-bit i2c and smbus low-power i/o expander.
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TCA9539 SCPS202C

* OCTOBER 2009

* REVISED MA.

📁 Related Datasheet

TCA9534 - Low Voltage 8-Bit I2C and SMBUS Low-Power I/O Expander (Texas Instruments)
Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9534 SCPS197D – SEPTEMBER 2014 – REVISED OCTOBER 2017 TCA953.

TCA9534A - Low Voltage 8-Bit I2C and SMBUS Low-Power I/O Expander (Texas Instruments)
Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9534A SCPS198C – SEPTEMBER 2014 – REVISED FEBRUARY 2017 TCA9.

TCA9535 - Low Voltage 16-Bit I2C and SMBUS Low-Power I/O Expander (Texas Instruments)
TCA9535 SCPS201E – AUGUST 2009 – REVISED MAY 2022 TCA9535 Low-Voltage 16-Bit I2C and SMBus Low-Power I/O Expander with Interrupt Output and Configurat.

TCA9538 - Low Voltage 8-Bit I2C and SMBus Low-Power I/O Expander (Texas Instruments)
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TCA9538 SCPS199D – AUGUST 2014 – REVISED OCTOBER 2016 TCA953.

TCA9539-Q1 - Low Voltage 16-Bit I2C and SMBUS Low-Power I/O Expander (Texas Instruments)
Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9539-Q1 SCPS254C – JANUARY 2014 – REVISED DECEMBER 2018 TCA9.

TCA9509 - Level-Translating I2C and SMBUS Bus Repeater (Texas Instruments)
Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9509 SCPS225C – AUGUST 2011 – REVISED DECEMBER 2017 TCA9509 .

TCA9511A - Hot Swappable I2C Bus and SMBus Buffer (Texas Instruments)
.ti. TCA9511A SCPS272C – OCTOBER 2019 – REVISED JATNCUAAR9Y512012A1 SCPS272C – OCTOBER 2019 – REVISED JANUARY 2021 TCA9511A Hot Swappable I2C B.

TCA9517 - Level-Shifting I2C Bus Repeater (Texas Instruments)
Product Folder Order Now Technical Documents Tools & Software Support & Community TCA9517 SCPS242D – DECEMBER 2012 – REVISED JULY 2017 TCA9517 Le.

TAGS

TCA9539 Low Voltage 16-Bit I2C and SMBUS Low-Power Expander Texas Instruments

Image Gallery

TCA9539 Datasheet Preview Page 2 TCA9539 Datasheet Preview Page 3

TCA9539 Distributor