PCA9536DGKR The Texas Instruments PCA9536DGKR is a 4-bit I2C/SMBus I/O expander designed for 2.3V to 5.5V operation. It offers a 400kHz I2C interface and operates within a temperature range of -40°C to 85°C.
Mfr Part #:

PCA9536DGKR

Available from 6 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments PCA9536DGKR is a 4-bit I2C/SMBus I/O expander designed for 2.3V to 5.5V operation. It offers a 400kHz I2C interface and operates within a temperature range of -40°C to 85°C.
✓ Total Stock: 116,683 pcs
$ Price Range: $0.54

PCA9536DGKR Available from 6 distributors

✓ Authorised
✓ Non-Authorised

PCA9536DGKR 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 Style
Mounting Type
Number of I
Operating Temperature
Output Type
Supplier Device Package
Voltage

PCA9536DGKR Description

Short technical summary and product information.

The PCA9536DGKR from Texas Instruments is a 4-bit I/O expander that facilitates remote I/O expansion for various microcontroller families via the I2C interface. It operates with a supply voltage ranging from 2.3V to 5.5V and supports a fast I2C bus frequency of up to 400kHz.

 

Key features include configuration registers for setting I/O direction, a polarity inversion register, and internal power-on reset. The device boasts 5V tolerant I/O ports, ensuring compatibility with different voltage levels. It also includes a noise filter on SCL/SDA inputs and latched outputs with high-current drive capability, suitable for directly driving LEDs.

 

This I/O expander is available in an 8-VSSOP package, designed for surface mount applications. Its operating temperature range is -40°C to 85°C, making it suitable for a variety of environmental conditions. The low standby current consumption of 1 µA is beneficial for power-sensitive applications.

 

The PCA9536DGKR provides essential I/O expansion capabilities with robust features for embedded system designs.

PCA9536DGKR Quick Information

Product Type: I/O Expander
Canonical Name: PCA9536DGKR 4-Bit I2C/SMBus I/O Expander
Subcategory: General Purpose I/O

PCA9536DGKR Compliance

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

PCA9536DGKR Estimated Pricing

Qty Low High
1+ $0.54 $0.54

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

PCA9536DGKR Features

  • 4-bit I2C/SMBus I/O expander.
  • Wide 2.3V to 5.5V operating voltage.
  • 400kHz fast I2C bus support.
  • 5V tolerant I/O ports.
  • Surface mount 8-VSSOP package.

PCA9536DGKR Applications

  • Extends microcontroller I/O capabilities.
  • Suitable for embedded system designs.
  • Ideal for driving LEDs directly.
  • Power-sensitive applications.

PCA9536DGKR FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the PCA9536DGKR?

The operating voltage range is 2.3V to 5.5V.

What is the operating temperature range for the PCA9536DGKR?

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

What is the maximum clock frequency supported by the PCA9536DGKR?

The maximum clock frequency is 0.4 MHz.

What interface does the PCA9536DGKR use?

The PCA9536DGKR uses the I2C and SMBus interface.

How many I/O pins does the PCA9536DGKR have?

The PCA9536DGKR has 4 I/O pins.

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