Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Number of I/O | 16 |
| Interface | I²C, SMBus |
| Interrupt Output | Yes |
| Features | POR |
| Output Type | Push-Pull |
| Current - Output Source / Sink | 10mA, 25mA |
| Clock Frequency | 400 kHz |
| Voltage - Supply | 1.65V ~ 5.5V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
Tổng quan
Description
The TCA6416ARTWR is a general-purpose I/O expander integrated circuit (IC) manufactured by Texas Instruments. It is designed to provide additional I/O capabilities for microcontrollers or processors via the I2C interface. The device features 16-bit input/output port expansion and operates at a voltage range of 1.65V to 5.5V, making it versatile for various applications.
Key features include two configurable I2C addresses, which allow multiple devices on the same bus, and an interrupt output that alerts the host when there is a change on an input port. It supports both standard (100 kHz) and fast (400 kHz) I2C data transfer modes. The TCA6416ARTWR is housed in a compact TSSOP package, making it suitable for space-constrained designs like portable devices, industrial control, and consumer electronics.
The IC is highly reliable and offers low standby current consumption, enhancing its utility in battery-powered applications. Its robust design ensures consistent performance even in challenging environmental conditions.
Key features include two configurable I2C addresses, which allow multiple devices on the same bus, and an interrupt output that alerts the host when there is a change on an input port. It supports both standard (100 kHz) and fast (400 kHz) I2C data transfer modes. The TCA6416ARTWR is housed in a compact TSSOP package, making it suitable for space-constrained designs like portable devices, industrial control, and consumer electronics.
The IC is highly reliable and offers low standby current consumption, enhancing its utility in battery-powered applications. Its robust design ensures consistent performance even in challenging environmental conditions.
Equivalent
The TCA6416ARTWR is a 16-bit I2C I/O expander. Equivalent products might include the PCA9535, PCA9555, or MCP23017, all of which offer similar functionalities as I2C I/O expanders. However, be sure to compare specific parameters such as package, voltage range, and current ratings to ensure compatibility with your application. Always refer to the specific datasheets for detailed comparisons.
Features
The TCA6416ARTWR is a 16-bit I²C or SMBus I/O expander with interrupt output. It features a wide supply voltage range from 1.65 V to 5.5 V, making it versatile for various applications. The device provides two 8-bit configurable ports for input or output, allowing users to expand the I/O capability of a microcontroller. It supports both standard-mode (100 kHz) and fast-mode (400 kHz) I²C interfaces.
Key features include:
- Interrupt output for remote monitoring.
- Low standby current consumption.
- Configurable pull-up resistors on I/O pins.
- Input/output programmable polarity inversion.
- High current drive on outputs.
- Power-on reset and software reset.
- ESD protection exceeding JESD 22 standards.
These features make the TCA6416ARTWR suitable for use in microcontroller-based systems, enabling efficient communication and expansion of digital interfaces in consumer electronics, industrial control, and other embedded applications.
Key features include:
- Interrupt output for remote monitoring.
- Low standby current consumption.
- Configurable pull-up resistors on I/O pins.
- Input/output programmable polarity inversion.
- High current drive on outputs.
- Power-on reset and software reset.
- ESD protection exceeding JESD 22 standards.
These features make the TCA6416ARTWR suitable for use in microcontroller-based systems, enabling efficient communication and expansion of digital interfaces in consumer electronics, industrial control, and other embedded applications.
Pinout
The TCA6416ARTWR is a 24-pin IC from Texas Instruments. It functions as a low-voltage 16-bit I2C and SMBus I/O expander. The device enables microcontrollers and other digital systems to expand GPIO handling capabilities over an I2C interface. The main features include:
- 16 GPIO Pins: These are bidirectional and can be configured as inputs or outputs.
- I2C Interface: Supports standard I2C communication with a choice of multiple slave addresses for device identification on the same bus.
- Interrupt Output: Alerts the microcontroller to input changes on the GPIO pins.
- Voltage Range: Operates with a supply voltage range from 1.65V to 5.5V.
- Low Standby Current: Ensures low power consumption in inactive states.
- Address Pins: Allow for up to eight devices on the same I2C bus by varying the device address.
This chip is used in applications where additional I/O ports are required for microcontrollers with limited pin counts.
- 16 GPIO Pins: These are bidirectional and can be configured as inputs or outputs.
- I2C Interface: Supports standard I2C communication with a choice of multiple slave addresses for device identification on the same bus.
- Interrupt Output: Alerts the microcontroller to input changes on the GPIO pins.
- Voltage Range: Operates with a supply voltage range from 1.65V to 5.5V.
- Low Standby Current: Ensures low power consumption in inactive states.
- Address Pins: Allow for up to eight devices on the same I2C bus by varying the device address.
This chip is used in applications where additional I/O ports are required for microcontrollers with limited pin counts.
Manufacturer
The TCA6416ARTWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and technology solutions. TI is known for its significant contributions to the development of integrated circuits, embedded processors, and analog and digital electronics, serving various industries such as automotive, industrial, consumer electronics, and communications.
Application
The TCA6416ARTWR is a low-voltage, 16-bit I²C and SMBus I/O expander. It is commonly used in applications that require additional I/O ports for microcontrollers or microprocessors, such as in consumer electronics, smart home devices, and industrial automation systems. The device is ideal for expanding the number of GPIO pins available for interfacing with sensors, actuators, or other peripherals. It is also used in communication equipment and portable devices for handling input/output tasks. Its ability to operate at low voltages makes it suitable for battery-powered devices.
Package
The TCA6416ARTWR is a 16-bit I²C and SMBus I/O expander from Texas Instruments. It is available in a WQFN (RTW) package, specifically a 24-pin WQFN package, which is a compact, leadless package suitable for space-constrained applications.