Name: TCA9555RTWR
Brand: Texas Instruments
SKU: DS-5721899
Price: 0.6363 USD
Availability: InStock
Rating: 4.8 (3 reviews)

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Texas Instruments TCA9555RTWR

IC I/O EXPANDER I2C 16B 24WQFN

Manufacturer # :TCA9555RTWR

Manufacturer :Texas Instruments

Dasenic # :TCA9555RTWR-DS

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TCA9555RTWR Datasheet

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Description : IC I/O EXPANDER I2C 16B 24WQFN

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Quantity	Unit Price	Total
75+	$ 0.6363	$ 47.72
175+	$ 0.5220	$ 91.35
270+	$ 0.5058	$ 136.57
370+	$ 0.4896	$ 181.15
480+	$ 0.4734	$ 227.23

In Stock: 6847

MOQ :1 PCS

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TCA9555RTWR information

Texas Instruments TCA9555RTWR technical specifications, attributes, parameters.
Category:Integrated Circuits (ICs)/Interface - I/O Expanders
Product Status:Active
Operating Temperature:-40°C ~ 85°C
Features:POR
Mounting Type:Surface Mount
Package / Case:24-WFQFN Exposed Pad
Output Type:Push-Pull
Interface:I²C, SMBus
Supplier Device Package:24-WQFN (4x4)
Voltage - Supply:1.65V ~ 5.5V
Number of I/ O:16
Interrupt Output:Yes
Current - Output Source/ Sink:10mA, 25mA
Clock Frequency:400 kHz
EU RoHS Status:RoHS Compliant
REACH Status:REACH is not affected
US ECCN:EAR99
China RoHS Status:Green Symbol: Green and environmentally friendly product

Download datasheets and manufacturer documentation for Texas Instruments TCA9555RTWR
Datasheet:
TCA9555RTWR,

Texas Instruments TCA9555RTWR Environmental and export classification status description
The Texas Instruments TCA9555RTWR is an I2C-bus I/O port expander. It provides additional GPIOs for microcontrollers or other devices with limited GPIO pins. The device can be interfaced with an I2C-compatible bus, allowing for easy communication and control of multiple GPIOs. Functions: - I2C Interface: Communicates over the I2C bus, allowing multiple devices to share the same bus. - GPIO Expanding: Increases the number of GPIO pins available to the microcontroller, with 16 total I/O pins. - Input/Output Configuration: Each pin can be independently configured as an input or output. - Interrupts: Supports interrupts to alert the host processor when an input pin changes state. - Power Management: Low power consumption modes for battery-operated devices. Applications: - Microcontroller Interface: Ideal for applications where the microcontroller's GPIO pins are insufficient. - Sensor Interfacing: Connect additional sensors that require GPIO pins. - LED Control: Control multiple LEDs with a limited number of microcontroller pins. - Switch Matrix: Create a switch matrix for keypads or other button interfaces. - Home Automation: Used in smart home devices for controlling various components and sensors. Alternative Parts: - TCA9554: Similar functionality, but with fewer GPIO pins (8). - MCP23017: A 16-bit I/O expander from Microchip with similar features and I2C interface. - PCF8574: Another I2C I/O expander that provides 8 GPIOs. Embedded Modules: - Evaluation Modules: Texas Instruments provides evaluation modules for the TCA9555 to facilitate prototyping and testing. - Development Boards: Many development boards, such as those from Arduino or Raspberry Pi, can interface with the TCA9555 for expanded functionality. Related Q&A: 1. Q: What is the primary purpose of the TCA9555RTWR? A: The primary purpose of the TCA9555RTWR is to serve as an I2C GPIO expander, allowing users to increase the number of GPIOs available for interfacing with various peripherals. 2. Q: How many GPIO pins does the TCA9555RTWR provide? A: The TCA9555RTWR provides 16 GPIO pins that can be configured as either inputs or outputs. 3. Q: What type of communication does the TCA9555RTWR use? A: The TCA9555RTWR uses the I2C bus for communication, allowing it to interface with I2C-compatible microcontrollers. 4. Q: Can the TCA9555RTWR generate interrupts? A: Yes, the TCA9555RTWR can generate interrupts when there is a change in the state of the input pins, notifying the host processor. 5. Q: What advantages does the TCA9555RTWR offer in battery-powered applications? A: The TCA9555RTWR offers low power consumption, making it suitable for battery-powered applications. Additionally, it can cut down on the number of GPIO required from the microcontroller, which can also help reduce power usage.

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TCA9555RTWR provided by Texas Instruments

Founded in 1930,Texas Instruments (Nasdaq: TXN) is a global semiconductor company that designs, manufactures, tests and sells analog and embedded processing chips. TI's product range spans from low-power, low-cost devices to high-performance, specialized solutions. With approximately 80,000 products, including microcontrollers, analog-to-digital converters (ADCs), digital-to-analog converters (DACs), operational amplifiers (op-amps), power management ICs, and more, we help over 100,000 customers efficiently manage power, accurately sense and transmit data and provide the core control or processing in their designs, going into markets such as industrial, automotive, personal electronics, communications equipment and enterprise systems. We have a long history of globally owned, regionally diverse internal manufacturing operations, including 15 manufacturing sites worldwide, with 12 wafer fabs, seven assembly and test factories, and multiple bump and probe facilities.