PCA9539DB
Texas Instruments
Texas Instruments
IC I/O EXPANDER I2C 16B 24SSOP
$2.85
Available to order
Reference Price (USD)
300+
$1.69000
Exquisite packaging
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PCA9539DB
$2.85
Product details
Engineered for flexibility, the PCA9539DB from Texas Instruments represents the next generation of I/O expansion solutions. This interface IC transforms limited microcontroller ports into multiple configurable I/O channels through efficient serial communication. Its hallmark features comprise Schmitt trigger inputs for improved noise immunity, software reset functionality, and individual I/O pin configuration. The PCA9539DB shines in three key sectors: 1) Building automation systems managing multiple access controls, 2) Test and measurement equipment requiring extensive channel multiplexing, and 3) Automotive infotainment systems with complex input requirements. With its industrial temperature range qualification and robust construction, this Texas Instruments component delivers reliable performance in demanding environments. Visit our product page to submit your PCA9539DB inquiry and receive customized support for your application needs.
General specs
- Product Status: Active
- Number of I/O: 16
- Interface: I²C, SMBus
- Interrupt Output: Yes
- Features: POR
- Output Type: Push-Pull
- Current - Output Source/Sink: 10mA, 25mA
- Clock Frequency: 400 kHz
- Voltage - Supply: 2.3V ~ 5.5V
- Operating Temperature: -40°C ~ 85°C
- Mounting Type: Surface Mount
- Package / Case: 24-SSOP (0.209", 5.30mm Width)
- Supplier Device Package: 24-SSOP
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