Texas Instruments PCA9543APWR I²C/SMBus translating switch, 14-TSSOP package, 2.3V~5.5V supply, Tape & Reel / Cut Tape.
| Parameter | Value |
|---|---|
| Mounting | Surface Mount |
| Voltage | 2.3V ~ 5.5V |
| Interface | I²C, SMBus |
| Package | Tape & Reel (TR); Cut Tape (CT) |
| Applications | Translating Switch |
| Case | 14-TSSOP (0.173\", 4.40mm Width) |
The Texas Instruments PCA9543APWR is a translating switch designed to multiplex I²C or SMBus signals between multiple buses, operating from a 2.3V to 5.5V supply rail.
The I²C and SMBus interface support means the switch can be used in mixed-protocol systems where both standards coexist on the same backplane.
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The PCA9543APWR uses an I²C and SMBus interface, functioning as a translating switch between buses.
Texas Instruments provides ROHS3 compliance documentation for the PCA9543APWR. No UL or IEC certifications are listed in the available records.