PCA9545APW
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- Mfr.Part #
- PCA9545APW
- Manufacturer
- Texas Instruments
- Package / Case
- 20-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC INTERFACE SPECIALIZED 20TSSOP
- Stock
- 597,629
- In Stock ：
- 597,629
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- Manufacturer :
- Texas Instruments
- Product Category :
- Specialized
- Max Frequency :
- 400kHz
- Interface :
- I2C, SMBus
- Thickness :
- 1mm
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Load Capacitance :
- 50pF
- Packaging :
- Tube
- Peak Reflow Temperature (Cel) :
- 260
- Length :
- 6.5mm
- Rise Time :
- 30ns
- Max Power Dissipation :
- 400mW
- Power Dissipation :
- 400mW
- Supply Voltage-Min (Vsup) :
- 2.3V
- Number of Functions :
- 1
- Base Part Number :
- CA9545
- Pin Count :
- 20
- Height :
- 1.2mm
- Pbfree Code :
- yes
- Propagation Delay :
- 1 ns
- Voltage - Supply :
- 2.3V~5.5V
- REACH SVHC :
- No SVHC
- Max Operating Temperature :
- 85°C
- JESD-609 Code :
- e4
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Package / Case :
- 20-TSSOP (0.173, 4.40mm Width)
- Number of Pins :
- 20
- Output Current :
- 10mA
- Logic Function :
- Multiplexer, Translator
- Temperature Grade :
- Industrial
- Weight :
- 76.997305mg
- Supply Voltage :
- 2.5V
- Operating Supply Current :
- 3μA
- Width :
- 4.4mm
- Supply Voltage-Max (Vsup) :
- 5.5V
- Output Polarity :
- TRUE
- Radiation Hardening :
- No
- Min Operating Temperature :
- -40°C
- RoHS Status :
- ROHS3 Compliant
- Number of Outputs :
- 1
- Terminal Form :
- Gull wing
- Number of Terminations :
- 20
- Terminal Position :
- Dual
- Lead Free :
- Lead Free
- Resistance :
- 45Ohm
- Applications :
- Translating Switch
- Surface Mount :
- yes
- Number of Channels :
- 4
- Terminal Pitch :
- 0.65mm
- Mounting Type :
- Surface Mount
- Quiescent Current :
- 3μA
- Contact Plating :
- Gold
- Factory Lead Time :
- 6 Weeks
- Datasheets
- PCA9545APW
Specialized Texas Instruments PCA9545APW Overview
The Texas Instruments PCA9545APW is a cutting-edge specialized interface IC designed for optimal efficiency and adaptability in complex electronic systems. This IC from the renowned manufacturer Texas Instruments facilitates the seamless integration of multiple I2C devices over a single bus system, which is crucial for minimizing component footprint and enhancing system reliability. The PCA9545APW, housed in a compact 20TSSOP package, is specifically engineered to meet the rigorous demands of high-performance multi-channel I2C applications. This makes it an invaluable asset for developers looking to create scalable, cost-effective solutions in competitive B2B markets.
PCA9545APW Features
The PCA9545APW offers a robust set of features that enhance its functionality and reliability in specialized applications. Key features include four bidirectional translating switches that allow connection of up to four downstream channels to a single I2C bus master, an active-low interrupt input, and a reset input that facilitates easy management and troubleshooting. Additionally, each switch has its own active-low interrupt output, providing essential feedback for system diagnostics and maintenance. Its low stand-by current and wide operating power supply range (2.3V to 5.5V) ensure that the PCA9545APW is both energy-efficient and versatile in varying power environments.
PCA9545APW Applications
- Server Management Systems: The PCA9545APW enables multiple processor boards to be connected to a single I2C bus, simplifying system design and enhancing manageability in data centers.
- Consumer Electronics: In devices like home theater systems and multi-zone audio systems, the PCA9545APW allows for the integration of various sensors and controllers on a single bus, improving system integration and user interface simplicity.
- Telecommunications: Used in telecom switching systems, the PCA9545APW facilitates the monitoring and control of several modules through one I2C bus, improving the reliability and scalability of network operations.
- Industrial Automation: In industrial control systems, the PCA9545APW can connect multiple sensors and actuators to the central controller, optimizing monitoring and control processes and thereby increasing operational efficiency.
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