Manufacturer Part Number
PCA9554ARGVR
Manufacturer
Texas Instruments
Introduction
PCA9554ARGVR is an I2C and SMBus compatible, 8-bit I/O expander with interrupt output from Texas Instruments designed for power-supply voltage ranging from 2.3V to 5.5V and suitable for surface mount.
Product Features and Performance
8 I/O pins expandable through I2C and SMBus interface
Individual I/O configuration possible
Interrupt output capability
Output type: Push-Pull
Clock frequency up to 400 kHz for fast data transfer
Power-On Reset (POR) feature
Supports up to 10mA source and 25mA sink current capabilities on output
Product Advantages
Provides flexibility due to 8 individually configurable I/Os
Efficient power management with low voltage operations and Power-On Reset feature
Smooth integration through I2C and SMBus interfaces
Enhanced system response with interrupt output
Key Technical Parameters
Number of I/O: 8
Interface: I2C, SMBus
Interrupt Output: Yes
Current Output Source/Sink: 10mA, 25mA
Clock Frequency: 400 kHz
Voltage Supply: 2.3V ~ 5.5V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Robust operation in a broad temperature range (-40°C to 85°C)
Reliability in varying power conditions (2.3V to 5.5V supply)
Compatibility
Compatible with devices requiring I2C or SMBus communication protocols
Application Areas
Industrial controls
Consumer electronics
Server management
Automotive modules
Product Lifecycle
Current status: Active
This product is not currently nearing discontinuation, and suitable replacements or upgrades would be found within similar Texas Instruments products
Several Key Reasons to Choose This Product
Broad compatibility with industrial and consumer electronic devices
Reliable performance over varying temperatures and voltages
Facilitates design scalability and flexibility with I/O expansion
Easy to incorporate into existing designs with standardized I2C/SMBus interfaces
Resilient electrical characteristics supporting demanding applications
PCA9554CBSHP
PCA9554ADWRTexas Instruments