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TCA6408AQPWRQ1

Name: TCA6408AQPWRQ1
Rating: 4.7 (12 reviews)

IC I/O EXPANDER I2C 8B 16TSSOP

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包 TSSOP-16
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
Series	Automotive, AEC-Q100
ProductStatus	Active
NumberofI/O	8
Interface	I²C, SMBus
InterruptOutput	Yes
Features	POR
OutputType	Push-Pull
Current-OutputSource/Sink	10mA, 25mA
ClockFrequency	400 kHz
Voltage-Supply	1.65V ~ 3.6V
OperatingTemperature	-40°C ~ 125°C
MountingType	Surface Mount
Package/Case	16-TSSOP (0.173, 4.40mm Width)

概述

Description

The TCA6408AQPWRQ1 is an 8-channel I/O port expander designed for automotive applications, enabling microcontrollers to interface with multiple digital inputs and outputs. It operates over a voltage range of 1.65V to 5.5V and communicates via an I²C interface, allowing for easy integration into various systems. The device features an interrupt output to signal the host controller when an input state change occurs, enhancing responsiveness.
Key attributes include its ability to handle both input and output configurations, making it versatile for controlling LEDs, reading switches, or interfacing with sensors. The AQPWRQ1 variant is qualified for automotive use, ensuring reliability and compliance with stringent standards. Additionally, it supports multiple devices on the same I²C bus, facilitating scalability in complex designs. With low power consumption and robust performance, the TCA6408AQPWRQ1 is ideal for enhancing the functionality of automotive electronic systems.

Features

The TCA6408AQPWRQ1 is an I2C I/O expander designed for automotive applications. Key features include:
1. 16 GPIOs: It provides 16 general-purpose input/output pins that can be configured individually.
2. I2C Interface: Supports a 2-wire I2C bus with a programmable address, allowing multiple devices on the same bus.
3. Wide Voltage Range: Operates from 1.65V to 5.5V, making it suitable for various system voltages.
4. Interrupt Capability: Features an interrupt output to signal the host processor when an input state changes, enhancing responsiveness.
5. Low Power Consumption: Designed for energy efficiency, essential for automotive applications.
6. High Speed: Supports fast-mode I2C communication up to 1 MHz.
7. Open-Drain Outputs: Provides flexibility in interfacing with different logic levels.
8. Automotive Grade: Qualified for automotive applications, ensuring reliability in harsh environments.
These features make the TCA6408AQPWRQ1 an effective solution for expanding GPIO capabilities in automotive electronics.

Package

The TCA6408AQPWRQ1 is packaged in a TSSOP (Thin Shrink Small Outline Package) with 20 pins. It is designed for automotive applications and features a small footprint suitable for space-constrained environments.

Pinout

The TCA6408AQPWRQ1 is an 8-channel I2C GPIO expander from Texas Instruments, specifically designed for automotive applications. It has a total of 16 pins.
### Pin Count:
- Total Pins: 16
### Pin Functions:
1. Power Supply Pins:
- Vcc: Supply voltage (typically +2.3V to +5.5V).
- GND: Ground connection.
2. I2C Interface Pins:
- SDA: Serial Data Line for I2C communication.
- SCL: Serial Clock Line for I2C communication.
3. GPIO Pins:
- GPIO0 to GPIO7: Eight general-purpose input/output pins that can be configured as either inputs or outputs.
4. Configuration Pins:
- A0, A1, A2: Address selection pins to set the I2C address, allowing multiple devices on the same bus.
5. Interrupt Pin:
- INT: Interrupt output pin that indicates changes in the state of the GPIO pins.
The device is designed to extend the number of GPIOs available to a microcontroller or processor through I2C communication.

Manufacturer

The TCA6408AQPWRQ1 is manufactured by Texas Instruments (TI), a renowned semiconductor company based in the United States. Texas Instruments specializes in designing and manufacturing a wide range of electronics, including analog and embedded processing chips. The company is well-known for its innovations in the field of integrated circuits, microcontrollers, and digital signal processors, serving various industries such as automotive, industrial, communications, and consumer electronics. TI focuses on providing solutions that enable smart, connected devices and is recognized for its reliability and performance in the semiconductor sector.

Application

The TCA6408AQPWRQ1 is an I2C I/O port expander used in automotive applications for expanding GPIOs. It is commonly utilized in automotive control systems, body control modules, and dashboard displays, enabling additional input/output functionality. Other application areas include industrial automation, consumer electronics, and smart home devices, where more I/O pins are needed for sensors, switches, and indicators while reducing microcontroller pin count.

Equivalent

The TCA6408AQPWRQ1 is an I2C I/O expander. Equivalent products include the PCA9535, PCA9536, and MCP23017. These chips also offer I2C interfacing for GPIO expansion, but may vary in the number of I/O pins and features. Be sure to check specific electrical characteristics and compatibility for your application.