TCA9534PWR
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- Mfr.Part #
- TCA9534PWR
- Manufacturer
- Texas Instruments
- Package / Case
- 16-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8B 16TSSOP
- Stock
- 16,283
- In Stock ：
- 16,283
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Height :
- 1.2mm
- RoHS Status :
- ROHS3 Compliant
- Number of Bits :
- 8
- Clock Frequency :
- 400kHz
- Package / Case :
- 16-TSSOP (0.173, 4.40mm Width)
- Number of Terminations :
- 16
- Lead Free :
- Lead Free
- Thickness :
- 1mm
- Factory Lead Time :
- 6 Weeks
- Supply Current-Max :
- 0.04mA
- Mounting Type :
- Surface Mount
- Pbfree Code :
- yes
- Interface :
- I2C
- ECCN Code :
- EAR99
- Number of Ports :
- 1
- Max Junction Temperature (Tj) :
- 100°C
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Interrupt Output :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Width :
- 4.4mm
- JESD-609 Code :
- e4
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Pins :
- 16
- Mount :
- Surface Mount
- Base Part Number :
- CA9534
- Terminal Position :
- Dual
- Voltage - Supply :
- 1.65V~5.5V
- uPs/uCs/Peripheral ICs Type :
- PARALLEL IO PORT, GENERAL PURPOSE
- Supply Voltage :
- 1.8V
- Operating Temperature :
- -40°C~85°C
- Output Type :
- Push-Pull
- Number of I/O :
- 8
- Packaging :
- Tape and Reel (TR)
- Terminal Form :
- Gull wing
- Length :
- 5mm
- Ambient Temperature Range High :
- 85°C
- Datasheets
- TCA9534PWR
I/O Expanders Texas Instruments TCA9534PWR Overview
The I/O Expanders Texas Instruments TCA9534PWR is a versatile, low-power 8-bit I/O expander that uses the I2C bus interface. This device offers an efficient solution for expanding input/output capabilities of microcontrollers in applications where additional I/Os are needed. Manufactured by Texas Instruments, the TCA9534PWR is housed in a compact 16-TSSOP package, making it ideal for space-constrained applications. The device is particularly useful for expanding the number of I/O pins available, which allows for the control of multiple peripherals with a single I2C bus. This feature simplifies design and enhances functionality while minimizing the need for multiple microcontrollers.
TCA9534PWR Features
The TCA9534PWR includes several key features that make it a valuable component for various applications. It supports low-voltage operation from 2.3V to 5.5V, which is suitable for battery-operated devices. The expander can be interfaced through a standard I2C bus, allowing up to 8 devices on the same bus without address conflicts thanks to its 3 hardware address pins. Each I/O can be independently configured as an input or output, providing flexibility. Additionally, the device features an interrupt output which can be connected to the host microcontroller to signal when an input state changes, thus reducing the need for constant polling and helping to save power.
TCA9534PWR Applications
- Smart Home Devices: In smart home systems, the TCA9534PWR can be used to manage various sensors and actuators, facilitating advanced control systems that require multiple input and output configurations.
- Mobile Devices: Utilized in mobile devices to expand the control over additional hardware features such as buttons, LEDs, and other small components without the need for more pins on the primary processor.
- Server Management: Applied in server farms to manage status indicators, system resets, and configuration settings via a single I2C interface, streamlining hardware management and improving system scalability.
- Industrial Automation: In industrial settings, the TCA9534PWR can control machinery interfaces, signal processing, and act as a link between sensors and the central controller, enhancing the automation process and system reliability.
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