Texas Instruments PCA9557PWR O Expanders
IC I/O EXPANDER I2C 8B 16TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
PCA9557PWR
Detailed Description
IC I/O EXPANDER I2C 8B 16TSSOP
Package
16-TSSOP (0.173", 4.40mm Width)
Key Features
Package / Case: 16-TSSOP (0.173", 4.40mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
PCA9557PWR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments PCA9557PWR O Expanders technical specifications.
General
Interface
I²C, SMBus
RoHS
Yes
Package / Case
16-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
2.3V ~ 5.5V
Lifecycle Status
Active
Features
POR
Output Type
Open Drain, Push-Pull
Number of I/O
8
Alternate Parts Comparison (PCA9557PWR vs PCA9534APWR vs PCA9554PWRG4 vs PCA9534PWRG4)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-TSSOP | 16-TSSOP | 16-TSSOP | 16-TSSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Supply Voltage | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V | 2.3V ~ 5.5V |
| Interface | I²C, SMBus | I²C, SMBus | I²C, SMBus | I²C, SMBus |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Not For New Designs | Active |
| Clock Frequency | 400 kHz | 400 kHz | 400 kHz | 400 kHz |
| Current Output Source Sink | 10mA, 25mA | 10mA, 25mA | 10mA, 25mA | 10mA, 25mA |
| Features | POR | POR | POR | POR |
| Interrupt Output | No | Yes | Yes | Yes |
| Max Frequency | 400 kHz | 400 kHz | 400 kHz | 400 kHz |
| Action |
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