PCA9557 datasheet by NXP Semiconductors.
| Part number | PCA9557 |
|---|---|
| Datasheet | PCA9557_PhilipsSemiconductors.pdf |
| File Size | 127.39 KB |
| Manufacturer | NXP Semiconductors |
| Description | 8-bit I2C and SMBus I/0 port with reset |
|
|
The PCA9557 is a silicon CMOS circuit which provides parallel input/output expansion for SMBus and I2C applications. The PCA9557 consists of an 8-bit input port register, 8-bit output port register, and an I2C/SMBus interface. It has low current consumption and a high impedance open drain output pin, I/O0.
| Brand Logo | Part Number | Description | Other Manufacturers |
|---|---|---|---|
 |
PCA9557 | Remote 8-Bit I2C and SMBus Low-Power I/O Expander | Texas Instruments |
View all NXP Semiconductors datasheets
| Part Number | Description |
|---|---|
| PCA9550 | 2-bit I2C LED driver |
| PCA9551 | 8-bit I2C LED driver |
| PCA9552 | 16-bit I2C LED driver |
| PCA9553 | 4-bit I2C LED driver |
| PCA9554 | 8-bit I2C and SMBus I/O port |
| PCA9554A | 8-bit I2C and SMBus I/O port |
| PCA9555 | 16-bit I2C-bus and SMBus I/O port |
| PCA9555A | Low-voltage 16-bit I2C-bus I/O port |
| PCA9556 | Octal SMBus Registered Interface |
| PCA9559 | 5-bit multiplexed/1-bit latched 6-bit I2C EEPROM |
