PCA9546APWG4
- Mfr.Part #
- PCA9546APWG4
- Manufacturer
- Texas Instruments
- Package / Case
- TSSOP
- Datasheet
- Download
- Description
- IC I2C SMBUS SWITCH 4CH 16-TSSOP
- Stock
- 10,844
- In Stock :
- 10,844
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- Manufacturer :
- Texas Instruments
- Product Category :
- Specialized
- Length :
- 5mm
- RoHS Status :
- RoHS Compliant
- Terminal Form :
- Gull wing
- Number of Functions :
- 2
- Radiation Hardening :
- No
- Peak Reflow Temperature (Cel) :
- 260
- Packaging :
- Rail/Tube
- Logic Function :
- Multiplexer
- Max Supply Voltage :
- 5.5V
- Power Dissipation-Max :
- 400mW
- Resistance :
- 45Ohm
- Terminal Position :
- Dual
- JESD-609 Code :
- e4
- Width :
- 4.4mm
- Frequency (Max) :
- 400kHz
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Number of Terminations :
- 16
- Number of Pins :
- 16
- Number of Outputs :
- 1
- Temperature Grade :
- Industrial
- Max Operating Temperature :
- 85°C
- Output Polarity :
- TRUE
- Min Operating Temperature :
- -40°C
- Height :
- 1.15mm
- Pin Count :
- 16
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supply Voltage :
- 2.5V
- Power Dissipation :
- 400mW
- Operating Supply Current :
- 3μA
- Min Supply Voltage :
- 2.3V
- Lead Free :
- Lead Free
- Surface Mount :
- yes
- Weight :
- 61.887009mg
- Propagation Delay :
- 1 ns
- Bandwidth :
- 400 kHz
- Package / Case :
- TSSOP
- Number of Channels :
- 4
- Datasheets
- PCA9546APWG4

Specialized Texas Instruments PCA9546APWG4 Overview
The Specialized Texas Instruments PCA9546APWG4 is a high-performance IC designed for efficient I2C/SMBus switching. This product facilitates communication with multiple I2C devices that share the same bus, preventing address conflicts and enhancing system scalability. Its 16TSSOP package ensures a compact footprint while maintaining robust performance in demanding applications. Ideal for advanced, multi-device I2C bus architectures, this switch is engineered to meet the needs of developers looking for reliable and flexible bus management solutions. This component is a cornerstone for systems requiring high integration with minimized crosstalk and maximum reliability.
PCA9546APWG4 Features
This integrated circuit boasts several distinctive features including four independently controllable channels, a low on-resistance, and an interruption pin that allows additional flexibility in device control. The PCA9546APWG4 operates over a wide power supply range and includes built-in power-down settings to conserve energy when not in active use, making it both energy-efficient and environmentally conscious.
PCA9546APWG4 Applications
- Server Motherboards: Utilizes its multi-channel functionality to enable multiple I2C devices to communicate efficiently on the same motherboard without interference.
- Consumer Electronics: Supports complex I2C architectures in devices like smart TVs and gaming consoles, enhancing device capabilities and performance.
- Telecommunications Equipment: Employs its reliable bus management to maintain consistent performance in networking hardware, where multiple sensor readings need to be integrated smoothly.
- Industrial Control Systems: Improves reliability and communication in automated environments by managing multiple sensors and actuators on a single I2C bus.
- Medical Devices: Ensures accurate and isolated data handling between various monitoring devices connected to the central system, crucial for patient safety and care.
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