Texas Instruments PCA9543APWR Connectors
2-channel 2.3- to 5.5-V I2C/SMBus switch with interrupt, reset & voltage translation 14-TSSOP -40 to 85
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCA9543APWR
Base Model
Detailed Description
2-channel 2.3- to 5.5-V I2C/SMBus switch with interrupt, reset & voltage translation 14-TSSOP -40 to 85
Package
14-TSSOP (0.173", 4.40mm Width)
Lifecycle Status
Active
Datasheet
PCA9543APWR Datasheet
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Technical Specifications
Texas Instruments PCA9543APWR Connectors technical specifications.
General
Interface
I²C, SMBus
RoHS
Yes
Number of Channels
2
Package / Case
14-TSSOP
Mounting Type
Surface Mount
Supply Voltage
2.3V ~ 5.5V
Lifecycle Status
Active
Applications
Translating Switch
Addresses
4
Supply Voltage Max V
5.5
Related Parts Comparison (PCA9543APWR vs PCA9543APWRG4 vs PCA9515BPWR vs PCA9515BDRGR)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 14-TSSOP | 14-TSSOP | 14-TSSOP | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supply Voltage | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 3.6V | 2.3V ~ 3.6V |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Applications | Translating Switch | Translating Switch | I²C | I²C |
| Package | 14-TSSOP | TSSOP-14 | 14-TSSOP | 8-SOIC |
| Number of Channels | 2 | -- | 2 | 2 |
| Operating Temperature | -- | - 40°C ~ + 85°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Action |
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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
PCA9543APWRG4Texas InstrumentsTwo-Channel I2C-Bus Switch With Interrupt Logic and Reset 14-TSSOP -40 to 85
