Texas Instruments PCA9545APWR Connectors
4-Ch I2C Bus Switch Multiplexer, 400kHz, TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCA9545APWR
Detailed Description
4-Ch I2C Bus Switch Multiplexer, 400kHz, TSSOP
Package
20-TSSOP (0.173", 4.40mm Width)
Lifecycle Status
Active
Datasheet
PCA9545APWR Datasheet
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Technical Specifications
Texas Instruments PCA9545APWR Connectors technical specifications.
General
Interface
I²C, SMBus
RoHS
Yes
Number of Channels
4
Package / Case
20-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 (PCA9545APWR vs PCA9515BPWR vs PCA9515BDRGR vs PCA9536DGKR)
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 | 20-TSSOP | 14-TSSOP | 8-SOIC | 8-TSSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supply Voltage | 2.3V ~ 5.5V | 2.3V ~ 3.6V | 2.3V ~ 3.6V | 2.3V ~ 5.5V |
| Lifecycle Status | Active | Active | Active | Active |
| Package | TSSOP (PW)-20 | 14-TSSOP | 8-SOIC | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Number of Channels | 4 | 2 | 2 | -- |
| RoHS | Yes | Yes | Yes | -- |
| Applications | Translating Switch | I²C | I²C | -- |
| Operating Temperature | -- | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C |
| Action |
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