Texas Instruments
PCA9557D
PCA9557D
Regular price
$0.48 USD
Regular price
Sale price
$0.48 USD
Unit price
per
Couldn't load pickup availability
PCA9557D Texas Instruments - Yeehing Electronics
8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers
Pricing (USD)
| Quantity | Unit Price |
| 1 — 99 | 1.53 |
| 100 — 249 | 1.264 |
| 250 — 999 | 0.908 |
| 1,000 + | 0.48 |
The above prices are for reference only.
Specifications
| Manufacturer | NXP |
| Product Category | Interface - I/O Expanders |
| RoHS | Y |
| Number of I/Os | 8 I/O |
| Interface Type | I2C, Serial, SMBus |
| Maximum Clock Frequency | 400 kHz |
| Operating Supply Voltage | 2.3 V to 5.5 V |
| Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 85 C |
| Mounting Style | SMD/SMT |
| Package / Case | SO-16 |
| Packaging | Reel |
| Input Voltage | 5 V |
| Output Current | 50 mA |
| Output Voltage | 5 V |
| Brand | NXP Semiconductors |
| Logic Family | PCA9557 |
| Logic Type | I2C, SMBus |
| Pd - Power Dissipation | 200 mW |
| Product Type | I/O Expanders |
| Factory Pack Quantity | 2500 |
| Subcategory | Interface ICs |
| Part # Aliases | 935270674118 |
| Unit Weight | 0.005079 oz |
For more information, please refer to datasheet
Documents
| PCA9557D Datasheet |
More Information
This 8-bit I/O expander for the two-line bidirectional bus (I2C) is designed for 2.3-V to 5.5-V VCC operation. The device provides general-purpose remote I/O expansion for most microcontroller families via the I2C interface [serial clock (SCL) and serial data (SDA)].
