Texas Instruments PCA9544APWR Connectors
4-Ch I2C/SMBus Multiplexer, 400kHz, 2.3-5.5V, TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCA9544APWR
Base Model
Detailed Description
4-Ch I2C/SMBus Multiplexer, 400kHz, 2.3-5.5V, TSSOP
Package
20-TSSOP (0.173", 4.40mm Width)
Lifecycle Status
Active
Datasheet
PCA9544APWR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments PCA9544APWR 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
8
Supply Voltage Max V
5.5
Alternate Parts Comparison (PCA9544APWR vs PCA9544APWRG4 vs PCA9515BPWR vs PCA9515BDRGR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 20-TSSOP | 20-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 | TSSOP (PW)-20 | TSSOP-20 | 14-TSSOP | 8-SOIC |
| Number of Channels | 4 | -- | 2 | 2 |
| Operating Temperature | -- | - 40°C ~ + 85°C | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Action |
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