PCA9545ADW
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- Mfr.Part #
- PCA9545ADW
- Manufacturer
- Texas Instruments
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC INTERFACE SPECIALIZED 20SOIC
- Stock
- 7,906
- In Stock ：
- 7,906
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- Manufacturer :
- Texas Instruments
- Product Category :
- Specialized
- Width :
- 7.5mm
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Peak Reflow Temperature (Cel) :
- 260
- Surface Mount :
- yes
- Min Operating Temperature :
- -40°C
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Nominal Supply Current :
- 3μA
- Weight :
- 500.709277mg
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Factory Lead Time :
- 6 Weeks
- Max Power Dissipation :
- 400mW
- Pin Count :
- 20
- Bandwidth :
- 400 kHz
- Mounting Type :
- Surface Mount
- Max Frequency :
- 400kHz
- Voltage - Supply :
- 2.3V~5.5V
- Temperature Grade :
- Industrial
- Height :
- 2.65mm
- Supply Voltage-Max (Vsup) :
- 5.5V
- Supply Voltage :
- 2.5V
- Power Dissipation :
- 400mW
- Load Capacitance :
- 50pF
- Thickness :
- 2.35mm
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Applications :
- Translating Switch
- Output Polarity :
- TRUE
- Base Part Number :
- CA9545
- Terminal Position :
- Dual
- Logic Function :
- Multiplexer
- Number of Outputs :
- 1
- Number of Functions :
- 1
- Pbfree Code :
- yes
- Length :
- 12.8mm
- Propagation Delay :
- 1 ns
- JESD-609 Code :
- e4
- Radiation Hardening :
- No
- Operating Supply Current :
- 3μA
- Max Operating Temperature :
- 85°C
- Number of Channels :
- 4
- Resistance :
- 45Ohm
- Lead Free :
- Lead Free
- RoHS Status :
- ROHS3 Compliant
- Interface :
- I2C, SMBus
- Number of Terminations :
- 20
- Supply Voltage-Min (Vsup) :
- 2.3V
- Packaging :
- Tube
- Terminal Form :
- Gull wing
- Number of Pins :
- 20
- Datasheets
- PCA9545ADW
Specialized Texas Instruments PCA9545ADW Overview
The Specialized Texas Instruments PCA9545ADW is an advanced interface IC, specifically designed to cater to complex communication systems. Housed in a 20-SOIC package, this specialized IC enhances the functionality of multi-master I2C systems by enabling up to four separate I2C buses to connect to a single master. Its robust design and cutting-edge technology make it ideal for handling significant data traffic and preventing bus contention, thereby increasing the reliability and efficiency of your systems. The PCA9545ADW is perfectly suited for applications requiring multiple bus communications through one I2C channel, offering seamless functionality and support.
PCA9545ADW Features
The PCA9545ADW boasts a range of features that make it a prime choice for high-demand applications. These include four bidirectional translating switches that allow connection of up to four downstream buses. It supports both interrupt-driven and polled I2C operations, which simplifies integration into existing architectures. Additionally, the PCA9545ADW operates over a wide supply voltage range (from 2.3V to 5.5V) and offers an interrupt output feature for enhanced bus management, making it both versatile and efficient for various electronic environments.
PCA9545ADW Applications
- Multi-master I2C Systems: Enhances system reliability by allowing multiple master devices to communicate over single or multiple I2C buses without conflict.
- Data Servers: Facilitates robust data management and channel multiplexing, ensuring seamless communication between different subsystems within a server.
- Telecommunications Equipment: Provides the necessary interface functionalities to manage signal integrity and routing within complex telecommunication infrastructures.
- Consumer Electronics: Employs in devices such as TVs and home theater systems, where multiple internal processors need to communicate efficiently.
- Industrial Control Systems: Used in plant monitoring equipment where multiple sensor data needs to be aggregated and processed through different I2C channels.
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