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| PartNumber | PCA9557RGVR | PCA9557RGYR |
| Description | Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp | Interface - I/O Expanders Remote 8B I2C & SMBus Lo-Pwr I/O Exp |
| Manufacturer | Texas Instruments | Texas Instruments |
| Product Category | Interface - I/O Expanders | Interface - I/O Expanders |
| RoHS | Y | Y |
| Number of I/Os | 8 I/O | 8 I/O |
| Interface Type | I2C, Serial, SMBus | I2C, Serial, SMBus |
| Maximum Clock Frequency | 400 kHz | 400 kHz |
| Operating Supply Voltage | 2.5 V to 6 V | 2.5 V to 6 V |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | VQFN-16 | VQFN-16 |
| Packaging | Reel | Reel |
| Features | Configuration Registers, Interrupt Pin | Configuration Registers, Interrupt Pin |
| Product | I/O Expanders | I/O Expanders |
| Series | PCA9557 | PCA9557 |
| Type | I/O Expander | I/O Expander |
| Brand | Texas Instruments | Texas Instruments |
| Logic Family | PCA9557 | PCA9557 |
| Moisture Sensitive | Yes | Yes |
| Product Type | I/O Expanders | I/O Expanders |
| Factory Pack Quantity | 2500 | 3000 |
| Subcategory | Interface ICs | Interface ICs |
| Unit Weight | 0.001312 oz | 0.001312 oz |
| Input Voltage | - | 6 V |
| Output Voltage | - | 6 V |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Texas Instruments |
PCA9557RGVR | Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp | |
| PCA9557RGYR | Interface - I/O Expanders Remote 8B I2C & SMBus Lo-Pwr I/O Exp | ||
| PCA9557RGYR | Interface - I/O Expanders Remote 8B I2C & SMBus Lo-Pwr I/O Exp | ||
| PCA9557RGVR | Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp | ||
| PCA9557RGYRG4 | Interface - I/O Expanders Rem 8B I2C & SMBus Low-Pwr I/O Expande | ||
| PCA9557RGYRR | New and Original | ||
| PCA9557RGVRG4 | I2C and SMBus Low Power I/O Expander 16-Pin VQFN EP T/R (Alt: PCA9557RGVRG4) |