PCA9534ADB
- Mfr.Part #
- PCA9534ADB
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SSOP (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8B 16SSOP
- Stock
- 2,598
- In Stock :
- 2,598
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Base Part Number :
- CA9534
- Number of Terminations :
- 16
- Peak Reflow Temperature (Cel) :
- 260
- Output Type :
- Push-Pull
- Power Supplies :
- 2.5/5V
- Operating Temperature :
- -40°C~85°C
- Packaging :
- Tube
- Clock Frequency :
- 400kHz
- Factory Lead Time :
- 6 Weeks
- Interrupt Output :
- yes
- Width :
- 5.3mm
- Number of Pins :
- 16
- JESD-609 Code :
- e4
- Terminal Pitch :
- 0.65mm
- Thickness :
- 1.95mm
- Interface :
- I2C, SMBus
- Length :
- 6.2mm
- Mounting Type :
- Surface Mount
- Voltage - Supply :
- 2.3V~5.5V
- Number of I/O :
- 8
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Package / Case :
- 16-SSOP (0.209, 5.30mm Width)
- Terminal Position :
- Dual
- Supply Voltage :
- 5V
- Current - Output Source/Sink :
- 10mA 25mA
- RoHS Status :
- ROHS3 Compliant
- Supply Current-Max :
- 0.175mA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Feature :
- POR
- Surface Mount :
- yes
- Qualification Status :
- Not Qualified
- Pbfree Code :
- yes
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- ECCN Code :
- EAR99
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Pin Count :
- 16
- Weight :
- 128.593437mg
- Number of Bits :
- 8
- Lead Free :
- Lead Free
- Terminal Form :
- Gull wing
- Height :
- 2mm
- Number of Ports :
- 1
- Datasheets
- PCA9534ADB

I/O Expanders Texas Instruments PCA9534ADB Overview
The Texas Instruments PCA9534ADB represents a sophisticated solution in the realm of digital communication and control. This I/O expander uses the I2C bus interface, providing flexibility and ease of integration in a variety of microcontroller-based systems. Its primary function is to increase the number of I/O ports available, which is critical for devices that have limited GPIOs. The PCA9534ADB comes in a compact 16-SSOP package, ideal for space-constrained applications. Utilizing this I/O Expanders Texas Instruments PCA9534ADB can significantly simplify system design by reducing the need for multiple microcontrollers, thus optimizing operational efficiency and reducing overall system cost.
PCA9534ADB Features
The PCA9534ADB from Texas Instruments features an 8-bit I/O expander capability that can be controlled through a simple I2C interface. This component offers polarity inversion and configuration registers that allow for tailored behavior suited to specific needs, alongside an interrupt output which facilitates prompt notification to the host microcontroller upon input changes. The device supports multiple address pins, enabling the use of up to eight devices on the same I2C bus. This feature is particularly useful in complex systems requiring a high number of I/Os. Additionally, its low power consumption makes it an excellent choice for power-sensitive applications.
PCA9534ADB Applications
- Smart Home Devices: Used to extend control over various sensors and actuators, enhancing device functionality without the need for additional microcontrollers.
- Industrial Automation: Integrates into control systems for managing processes through additional inputs and outputs, enabling more sophisticated monitoring and control capabilities.
- Mobile and Portable Devices: Provides additional I/O options in devices with limited space, allowing for expanded functionality such as enhanced interface controls.
- Server Management: Employed in server farms to manage multiple indicator LEDs and status buttons, streamlining the monitoring processes.
- Consumer Electronics: Utilized in consumer goods like TVs and audio systems to manage user interface elements, increasing the range of functions accessible to users.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















