TCA9538PWR Integrated Circuits (ICs) |
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Allicdata Part #: | 296-40575-2-ND |
Manufacturer Part#: |
TCA9538PWR |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Texas Instruments |
Short Description: | IC I/O EXPANDER I2C 8B 16TSSOP |
More Detail: | I/O Expander 8 I²C 400kHz 16-TSSOP |
DataSheet: | TCA9538PWR Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Number of I/O: | 8 |
Interface: | I²C |
Interrupt Output: | Yes |
Features: | -- |
Output Type: | Push-Pull |
Current - Output Source/Sink: | -- |
Clock Frequency: | 400kHz |
Voltage - Supply: | 1.65 V ~ 5.5 V |
Operating Temperature: | -40°C ~ 85°C |
Mounting Type: | Surface Mount |
Package / Case: | 16-TSSOP (0.173", 4.40mm Width) |
Supplier Device Package: | 16-TSSOP |
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The TCA9538PWR is part of the Texas Instruments family of I/O expanders. It is widely used as an interface to control electrical components in applications such as home automation systems, industrial control systems, and in computers. The chip has several distinctive features that make it very versatile and powerful.
The TCA9538PWR is an 8-bit I/O expander, meaning it can take input signals and output signals in 8 different ways. Each pin is independently controlled, meaning each pin can be configured to input or output in one direction and controlled in either direction. It also has a built-in 8-bit programmable Watchdog Timer (WDT) for controlling digital devices and a user-configurable status register for monitoring the I/O pins.
The TCA9538PWR can be connected directly to microcontrollers with an 8-bit or higher data bus, or can be interfaced with SPI or I2C serial buses. It is also capable of being used in multiple configuration settings, allowing it to be used for a variety of applications.
One of the most common applications for the TCA9538PWR is as an I/O expander in home automation systems. It can be used to control various functions in the home such as lighting and temperature. The TCA9538PWR can be connected directly to microcontrollers such as Arduino or Raspberry Pi to control these functions. It also supports interfacing with different types of sensors such as infrared and ultrasonic sensors.
The TCA9538PWR is also often used in industrial control systems. It can be used for monitoring and controlling different components such as motors, relays, lights, heating elements, and sensors. The TCA9538PWR can be connected directly to PLCs and is also capable of connecting to a variety of other industrial peripherals.
The TCA9538PWR is also found in computers, where it is used to control various aspects of the computer, such as the power supply voltage, fan speed, LED indicators, and memory configuration. It is also used in gaming systems where it is used to control game controllers, speakers, and other peripherals.
The working principle of the TCA9538PWR is relatively straightforward. It takes in digital signals via its 8-bit data bus and then processes those signals to generate output signals. These output signals are then used to control the various components in the system. The TCA9538PWR can also be programmed to generate interrupts to notify the users if any changes have occurred on its outputs. The WDT can also be used to check for faults and take corrective action if required.
In summation, the TCA9538PWR is a versatile, 8-bit I/O expander from the Texas Instruments family. It is widely used in home automation, industrial control, and computer applications. It is easy to interface directly to microcontrollers and programmable logic controllers, and can be connected to a variety of sensors and other peripherals. Its built-in WDT and status register make it a powerful and reliable component in a variety of applications.
The specific data is subject to PDF, and the above content is for reference
Part Number | Manufacturer | Price | Quantity | Description |
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