Part number:
PCA9554A
Manufacturer:
File Size:
596.48 KB
Description:
8-bit i2c and smbus i/o port.
PCA9554A_PhilipsSemiconductors.pdf
Datasheet Details
Part number:
PCA9554A
Manufacturer:
File Size:
596.48 KB
Description:
8-bit i2c and smbus i/o port.
PCA9554A, 8-bit I2C and SMBus I/O port
The PCA9554 and PCA9554A are 16-pin CMOS devices that provide 8 bits of General Purpose parallel Input/Output (GPIO) expansion for I2C-bus/SMBus applications and were developed to enhance the NXP Semiconductors family of I2C-bus I/O expanders.
The improvements include higher drive capability, 5 V I/
PCA9554A Features
* Operating power supply voltage range of 2.3 V to 5.5 V
* 5 V tolerant I/Os
* Polarity Inversion register
* Active LOW interrupt output
* Low standby current
* Noise filter on SCL/SDA inputs
* No glitch on power-up
* Internal power-on reset
* 8 I/O pins which def
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