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TCA9538DBR The Texas Instruments TCA9538DBR is an 8-bit I2C IO expander featuring a 400kHz clock frequency and operating voltage range of 1.65V to 5.5V. It is supplied in a 16-SSOP package.
Mfr Part #:

TCA9538DBR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TCA9538DBR is an 8-bit I2C IO expander featuring a 400kHz clock frequency and operating voltage range of 1.65V to 5.5V. It is supplied in a 16-SSOP package.
✓ Total Stock: 40 pcs
$ Price Range: $1.15

TCA9538DBR Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
Non-Authorised Inventory information
40 pcs
On Request
40 pcs On Request 1 On Request On Request 2016 On Request On Request
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.

TCA9538DBR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Frequency
Interface
Interrupt Output
Lead Style
Mounting Type
Number of I
Operating Temperature
Output Type
Supplier Device Package
Supplier Package
Voltage
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TCA9538DBR Description

Short technical summary and product information.

The TCA9538DBR from Texas Instruments is an 8-bit IO expander designed for I2C interfaces. It operates at clock frequencies up to 400 kHz and supports a wide voltage range from 1.65V to 5.5V. This device provides 8 push-pull output channels and features an interrupt output.

 

The expander is housed in a compact 16-SSOP (0.209", 5.30mm Width) package, suitable for surface mount applications. Its operating temperature range is -40°C to 85°C, making it adaptable for various environmental conditions. The TCA9538DBR is designed to simplify I2C bus expansion in embedded systems.

 

This component is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1. Its compact size and versatile voltage operation make it a practical choice for adding I/O capabilities to microcontrollers in consumer electronics, industrial automation, and communication systems.

TCA9538DBR Quick Information

Product Type: IO Expander
Canonical Name: TCA9538DBR I/O Expander
Subcategory: Interface

TCA9538DBR Compliance

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

TCA9538DBR Estimated Pricing

Qty Low High
1+ $1.15 $1.15

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

TCA9538DBR Features

  • 8-bit I2C IO expander.
  • 400 kHz clock frequency.
  • 1.65V to 5.5V operating voltage.
  • Surface mount 16-SSOP package.
  • Features interrupt output.

TCA9538DBR Applications

  • Ideal for I2C bus expansion.
  • Suitable for consumer electronics.
  • Used in industrial automation.
  • Applicable in communication systems.

TCA9538DBR FAQs

3 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the TCA9538DBR?

The operating voltage for the TCA9538DBR is between 1.65V and 5.5V.

What package type is the TCA9538DBR available in?

The TCA9538DBR is available in a 16-SSOP package.

What is the operating temperature range of the TCA9538DBR?

The operating temperature range for the TCA9538DBR is -40°C to 85°C.

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