TCA9416DDFR

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TCA9416DDFR

ULTRA-LOW VOLTAGE I2C TRANSLATOR

  • Manufacturer
  • Mfr. Part #TCA9416DDFR
  • Package SOT23-8
  • Datasheet
  • In Stock3361

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Specifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
TranslatorType Voltage Level
ChannelType Bidirectional
NumberofCircuits 1
ChannelsperCircuit 2
Voltage-VCCA 1.08 V ~ 3.6 V
Voltage-VCCB 1.08 V ~ 3.6 V
OutputType Open Drain
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case SOT-23-8

Overview

Description

The TCA9416DDFR is a dual I2C-bus and SMBus I/O port expander designed by Texas Instruments. It enables the expansion of I2C or SMBus protocols, allowing for the connection of multiple devices using only two wires (SDA and SCL). The device features 16 GPIO pins that can be configured as either inputs or outputs, providing flexibility in managing various peripherals.
Key features include an operating voltage range of 1.65V to 5.5V, making it suitable for low-power applications. It also supports multiple I2C addresses, allowing up to eight TCA9416 devices on a single bus, which enhances scalability. The device is equipped with interrupt capabilities, enabling efficient communication with the host microcontroller by signaling events that require attention.
The TCA9416DDFR is commonly used in applications like sensor interfacing, keypad matrix scanning, and general-purpose I/O expansion in embedded systems, making it a versatile choice for designers looking to optimize I2C communication.

Features

The TCA9416DDFR is a dual I²C bus and SMBus buffer designed to enhance communication between multiple devices. Key features include:
1. Dual Channel: Supports two separate I²C/SMBus channels, allowing for isolation between devices to reduce bus capacitance.
2. Voltage Level Translation: Compatible with different voltage levels, enabling communication between devices operating at different voltages (1.8V to 5.5V).
3. I²C/SMBus Compliance: Designed for reliable communication in I²C and SMBus systems.
4. Low Power Consumption: Features low quiescent current and supports power-saving modes.
5. Active-High and Active-Low: Provides flexibility for controlling the bus direction.
6. High Speed: Supports fast-mode (up to 1 MHz) I²C operations.
7. Overvoltage Protection: Prevents damage from excessive input voltage.
The TCA9416DDFR is ideal for applications in consumer electronics, automotive, and industrial systems requiring robust communication across different voltage levels.

Package

The TCA9416DDFR is packaged in a VQFN (Very Thin Quad Flat No-lead) format. It features a 16-pin configuration and is designed for surface mounting, making it suitable for compact electronic applications.

Pinout

The TCA9416DDFR is a 16-channel I²C bus multiplexer with a pin count of 32. Its main function is to enable communication between multiple I²C devices while isolating them to prevent bus contention. The device supports both standard and fast-mode I²C communication, allowing it to manage multiple I²C buses effectively.
Key features include the ability to switch between different I²C buses, address translation, and support for up to 16 slave devices on each channel. The TCA9416DDFR can also be used in applications requiring I²C bus expansion or addressing multiple sensors and peripherals in complex systems.
It operates within a supply voltage range of 1.65V to 5.5V, making it suitable for a variety of low-power applications. The device is packaged in a VQFN (Very Thin Quad Flat No-lead) form factor, facilitating compact designs.

Manufacturer

The TCA9416DDFR is manufactured by Texas Instruments (TI), a leading American technology company. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments designs and manufactures semiconductors and various integrated circuits, which are essential components in electronic devices. The company is well-known for its innovations in analog, embedded processing, and digital signal processing technologies. Texas Instruments serves a diverse range of markets, including automotive, industrial, communications, and consumer electronics, making it a critical player in the global electronics industry.

Application

The TCA9416DDFR is a bidirectional I²C bus and SMBus level translator, typically used in applications such as interfacing between devices operating at different voltage levels in embedded systems, consumer electronics, and industrial equipment. It enables communication between microcontrollers and sensors, displays, or other peripherals that may operate at varying power supply levels, ensuring seamless data transfer in mixed-voltage environments.

Equivalent

Equivalent products to the TCA9416DDFR chip include the PCA9544A, PCA9543A, and TCA9548A. These chips are I2C multiplexers that perform similar functions in managing multiple I2C bus lines. Always check specific features and pin configurations to ensure compatibility for your application.

Shipping

Shipping MethodsWe

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

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