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TCA6424ARGJR +BOM

ROHS compliant 24-channel I/O expanders in VQFN-32-EP package

Manufacturer:

Texas Instruments
Mfr.Part #:

TCA6424ARGJR
Datasheet:

TCA6424ARGJR Datasheet (PDF)
Number of I/Os:

24
Features:

Adjustable I/O level, Configuration registers, Interrupt pin, Reset pin
Supply voltage (min) (V):

1.65
Supply voltage (max) (V):

5.5
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TCA6424ARGJR General Description

The TCA6424ARGJR is a 24-channel I2C-controlled GPIO expander from Texas Instruments. It has 24 general-purpose input/output pins that can be individually configured as inputs or outputs. This device operates at a voltage range of 1.65V to 5.5V, making it suitable for a wide range of applications.The TCA6424ARGJR features a low standby current consumption, making it ideal for low power applications. It also has programmable GPIO input hysteresis and pull-up/pull-down resistors for increased flexibility. This GPIO expander is designed for use in applications where additional I/O pins are needed, such as in portable electronics, industrial control systems, and home automation.Additionally, the TCA6424ARGJR offers hardware programmable I2C addresses to support multiple devices on the same bus. It comes in a compact RGJ package and is RoHS compliant, making it environmentally friendly.

Key Features

TCA6424ARGJR is a 24-bit I/O expander with I2C interface

It has 24 GPIOs configurable as inputs or outputs

It operates from 1.65-V to 5.5-V supply voltage range

It has a low standby current consumption of 1 µA

It has a programmable I2C address to allow multiple devices on the same bus

Application

Industrial automation: Control of multiple input/output devices in manufacturing processes

Consumer electronics: Interface for user input/output controls in devices such as routers and smart home appliances

Automotive: Integration with vehicle control systems for managing lighting and monitoring switches

Robotics: Control of sensors and actuators in robotic systems

Medical devices: Interface for user control and monitoring of medical equipment

Specifications

Number of I/Os	24	Features	Adjustable I/O level, Configuration registers, Interrupt pin, Reset pin
Supply voltage (min) (V)	1.65	Supply voltage (max) (V)	5.5
Addresses	2	Rating	Catalog
Frequency (max) (MHz)	0.4	Operating temperature range (°C)	-40 to 85