Manufacturer Part Number
PCA9536D
Manufacturer
Texas Instruments
Introduction
PCA9536D is an I/O expander from Texas Instruments designed to increase the number of I/Os available for interface applications, operating through I2C and SMBus protocols.
Product Features and Performance
I2C and SMBus compatible interface
4 configurable I/Os
No interrupt output
Features Power-on Reset (POR)
Push-Pull output type
Supports a clock frequency of up to 400 kHz
Operating voltage range of 2.3V to 5.5V
Operational across a wide temperature range from -40°C to 85°C
Surface mount, 8-SOIC package for compact design
Product Advantages
Simplifies interface expansion in embedded systems
Flexible I/O configuration improves system adaptability
Compatible with a wide range of MCU and processor interfaces
Wide voltage and temperature operation ranges enhance system reliability
Compact design facilitates denser circuit layouts
Key Technical Parameters
Number of I/O: 4
Interface: I2C, SMBus
Output Type: Push-Pull
Current Output Source/Sink: 10mA, 25mA
Clock Frequency: 400 kHz
Voltage Supply: 2.3V to 5.5V
Operating Temperature: -40°C to 85°C
Mounting Type: Surface Mount
Package / Case: 8-SOIC
Quality and Safety Features
Incorporates Power-on Reset (POR) for enhanced startup reliability
Designed to meet stringent Texas Instruments quality and reliability standards
Compatibility
Compatible with any microcontroller or microprocessor with I2C or SMBus interface
Application Areas
Industrial controls
Consumer electronics
Home automation
Embedded systems
Communication systems
Product Lifecycle
Product Status: Obsolete
Note: Customers should seek replacements or upgrades for future designs.
Several Key Reasons to Choose This Product
High integration and flexibility reduce overall system complexity and costs.
Texas Instruments' reputation for quality and reliability ensures long-term performance.
Wide operating conditions make it suitable for use in a range of environments.
Works seamlessly with a broad spectrum of microcontrollers and processors.
Obsolescence status necessitates careful consideration for future-proof designs but remains valuable for existing applications requiring minimal I/O expansion.
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