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TCA9535RTWR The Texas Instruments TCA9535RTWR is a 16-bit I/O expander designed for I2C and SMBus interfaces. It operates at frequencies up to 400 kHz and supports a wide voltage range.
Mfr Part #:

TCA9535RTWR

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TCA9535RTWR is a 16-bit I/O expander designed for I2C and SMBus interfaces. It operates at frequencies up to 400 kHz and supports a wide voltage range.
✓ Total Stock: 46,786 pcs
$ Price Range: $0.58

TCA9535RTWR Available from 5 distributors

✓ Authorised
✓ Non-Authorised
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

TCA9535RTWR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Current
ESD Protection
Features
Interface
Interrupt Output
Latch-up Performance
Lead Spacing
Mounting Type
Number of I
Operating Temperature
Output Type
Supplier Device Package
Supplier Package
Voltage
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TCA9535RTWR Description

Short technical summary and product information.

The Texas Instruments TCA9535RTWR is a versatile 16-bit I/O expander that facilitates communication over the I2C and SMBus protocols. It is designed for operation with a wide power supply voltage range, from 1.65V to 5.5V, making it suitable for various embedded systems.

 

Key electrical specifications include a maximum clock frequency of 400 kHz and an interrupt output feature. The device offers 16 general-purpose I/O pins that can be configured as inputs or outputs. It also features latched outputs with high-current drive capability and 5V tolerant I/O ports.

 

This I/O expander operates within an industrial temperature range of -40°C to 85°C. It is available in a 24-WQFN exposed pad package, designed for surface mounting. The TCA9535RTWR is compatible with most microcontrollers, providing efficient remote I/O expansion capabilities for diverse applications.

TCA9535RTWR Quick Information

Product Type: I/O Expander
Canonical Name: Texas Instruments TCA9535RTWR 16-Bit I2C/SMBus I/O Expander
Subcategory: I2C & SPI General-Purpose I/Os (GPIOs)

TCA9535RTWR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TCA9535RTWR Estimated Pricing

Qty Low High
1+ $0.58 $0.58

Estimated market price range - modelled values for guidance only, not live distributor offers.

TCA9535RTWR Features

  • 16-bit I/O expander for I2C/SMBus.
  • Operates at 400 kHz fast I2C bus speed.
  • Wide supply voltage range of 1.65V to 5.5V.
  • Supports -40°C to 85°C operating temperature.
  • Available in a 24-WQFN package.

TCA9535RTWR Applications

  • Extends microcontroller I/O capabilities.
  • Suitable for embedded system designs.
  • Facilitates I2C and SMBus communication.
  • Ideal for remote I/O expansion.

TCA9535RTWR FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the TCA9535RTWR?

The TCA9535RTWR operates with a power supply voltage ranging from 1.65V to 5.5V.

What is the maximum clock frequency supported by the TCA9535RTWR?

The TCA9535RTWR supports a maximum clock frequency of 400 kHz.

What is the operating temperature range for this I/O expander?

The operating temperature range for the TCA9535RTWR is -40°C to 85°C.

How many I/O pins does the TCA9535RTWR provide?

The TCA9535RTWR provides 16 general-purpose I/O pins.

What package type is the TCA9535RTWR available in?

The TCA9535RTWR is available in a 24-WQFN exposed pad package.

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