| Model Number |
| PCF8574APWR |
PCA9538DW |
| Model Name |
| Texas Instruments PCF8574APWR |
Texas Instruments PCA9538DW |
| Category |
| I/O Expanders |
I/O Expanders |
| Brand |
| Texas Instruments |
Texas Instruments |
| Description |
| 8 100kHz I2C ETSSOP-20 I/O Expanders ROHS |
400kHz SOIC-16-300mil I/O Expanders ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.400 grams / 0.01411 oz |
0.001 grams / 0.000035 oz |
| Package / Case |
| ETSSOP-20 |
SOIC-16-300mil |
| Package / Arrange |
| Tape & Reel (TR) |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
EAR99 |
| Operating Temperature |
| -40℃~+85℃ |
-40℃~+85℃ |
| Interrupt Output |
| 有中断输出 |
有中断输出 |
| Supply Voltage |
| 2.5V~6V |
2.3V~5.5V |
| Number of I/O |
| 8 |
N/A |
| Clock Frequency |
| 100kHz |
400kHz |
| Output Source current |
| 300uA |
10mA |
| Output Type |
| Push-pull |
Push-pull |
| Output Sink Current |
| 25mA |
25mA |
| Interface |
| I2C |
I2C;SMBus |
