TCA9534APWR

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TCA9534APWR

IC I/O EXPANDER I2C 8B 16TSSOP

  • Fabricant
  • Mfr. Partie #TCA9534APWR
  • Paquet TSSOP-16
  • Fiche de données
  • En stock3852

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
NumberofI/O 8
Interface I²C
InterruptOutput Yes
OutputType Push-Pull
ClockFrequency 400 kHz
Voltage-Supply 1.65V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 16-TSSOP (0.173, 4.40mm Width)

Vue d'ensemble

Description

The TCA9534APWR is a 16-bit I/O expander designed for interfacing with microcontrollers via the I2C bus. It allows expansion of GPIO (General Purpose Input/Output) capabilities, enabling the connection of more devices without requiring additional pins on the microcontroller. The device features two 8-bit ports (Port 0 and Port 1) that can be configured individually as inputs or outputs.
Key specifications include an operational voltage range of 1.65V to 5.5V and a maximum I2C clock frequency of 1 MHz. The TCA9534APWR supports multiple devices on the same bus, with unique addresses determined by hard-wired address pins, facilitating scalability in designs.
It also has interrupt capabilities, allowing the microcontroller to respond to changes in input states without polling. This makes the TCA9534APWR suitable for applications in consumer electronics, industrial control, and automation where additional I/O is required. The device is provided in a compact TSSOP package, making it suitable for space-constrained applications.

Features

The TCA9534APWR is an I²C-bus I/O expander with the following key features:
1. I/O Ports: It provides 8 general-purpose I/O ports that can be configured individually as input or output.
2. I²C Interface: Operates on the I²C bus, allowing for easy connection to microcontrollers and other devices.
3. Interrupt Capability: Features a built-in interrupt output, which signals when a change in an input pin state occurs.
4. Voltage Range: Supports a wide supply voltage range from 1.65V to 5.5V, making it versatile for various applications.
5. Low Power Consumption: Designed for low power usage, suitable for battery-operated devices.
6. Multiple Device Support: Can connect multiple TCA9534 devices on the same I²C bus with unique addresses.
7. Configurable Pull-up Resistors: Integrated pull-up resistors for input lines improve signal integrity.
These features make the TCA9534APWR ideal for applications requiring additional GPIOs, such as in consumer electronics, industrial automation, and robotics.

Package

The TCA9534APWR is packaged in a 24-pin TSSOP (Thin Shrink Small Outline Package). This surface-mount package is designed for compactness and space efficiency in electronic applications.

Pinout

The TCA9534APWR is a 16-pin, I2C I/O port expander from Texas Instruments. It features an I2C interface for communication and provides 8 GPIO pins that can be configured as either inputs or outputs.
### Pin Count and Function:
- Total Pins: 16
- Key Pins:
- VCC (Pin 1): Power supply input (typically 2.3V to 5.5V).
- GND (Pin 8): Ground reference.
- SCL (Pin 3): I2C clock line.
- SDA (Pin 4): I2C data line.
- INT (Pin 2): Interrupt output for signaling input state changes.
- GPIO0 - GPIO7 (Pins 5-7, 9-11, 13-15): Configurable input/output pins.
The device allows for multiple devices to be connected on the same I2C bus, expanding I/O capabilities while simplifying pin management in microcontroller designs.

Manufacturer

The TCA9534APWR is manufactured by Texas Instruments (TI), a prominent American technology company headquartered in Dallas, Texas. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, which are widely used in electronics. Founded in 1930, TI is known for its innovation in analog and digital signal processing, as well as for its contributions to the development of microcontrollers, embedded processors, and sensors. The company serves a diverse range of industries, including automotive, industrial, communications, and consumer electronics, and is recognized for its commitment to advancing technology through research and development.

Application

The TCA9534APWR is a 16-bit I2C I/O port expander, commonly used in applications such as LED control, keypad scanning, and interfacing with various sensors and devices in embedded systems. It is suitable for use in consumer electronics, industrial automation, robotics, and communication devices, allowing for the expansion of GPIO capabilities while minimizing microcontroller pin usage.

Equivalent

The TCA9534APWR is an I2C I/O port expander. Equivalent products include the PCA9534, MCP23008, and MCP23017. These alternatives also provide similar functionalities for expanding GPIO pins via I2C interface, but may differ in features like voltage levels, number of I/O pins, and architecture. Always consult datasheets for specific compatibility and requirements.

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

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